radiohead-data.ipynb

   1 {
   2  "cells": [
   3   {
   4    "cell_type": "markdown",
   5    "metadata": {},
   6    "source": [
   7     "# Sad songs<a name=\"top\"></a>\n",
   8     "\n",
   9     "This is a replication of the [fitteR happieR](http://rcharlie.com/2017-02-16-fitteR-happieR/) post which attempted to find the most depressing Radiohead song.\n",
  10     "\n",
  11     "I've redone it here, using tools available in TM351.\n",
  12     "\n",
  13     "I'm also on a bit of a Beatles jag, so I've also done the analysis for Beatles songs.\n",
  14     "\n",
  15     "## Contents\n",
  16     "### Data gathering\n",
  17     "\n",
  18     "* [Getting data from Spotify](#getspotify)\n",
  19     "* [Tag album with artist](#tagalbumwithartist)\n",
  20     "* [Tag track with artist](#tagtrackwithartist)\n",
  21     "* [Get full track data](#fulltrackdata)\n",
  22     "* [Lyrics search](#lyricssearch)\n",
  23     "* [Matching datasets](#matchingdatasets)\n",
  24     "* [Copy the lyrics over](#copylyrics)\n",
  25     "* [Sentiment analysis](#sentimentanalysis)\n",
  26     "\n",
  27     "### Data analysis\n",
  28     "* [Analysis](#analysis)\n",
  29     "* [Sentiment](#sentiment)\n",
  30     "* [Gloom index](#gloomindex)\n",
  31     "* [Revised gloom index](#revisedgloomindex)\n",
  32     "* [Contrasting songs](#valencenegcontrast)\n",
  33     "* [Gloom per album](#gloomperalbum)\n",
  34     "* [Complexity per album](#complexityovertime)\n",
  35     "\n",
  36     "### [Conclusion](#conclusion)"
  37    ]
  38   },
  39   {
  40    "cell_type": "code",
  41    "execution_count": 3,
  42    "metadata": {
  43     "collapsed": true,
  44     "run_control": {
  45      "read_only": false
  46     }
  47    },
  48    "outputs": [],
  49    "source": [
  50     "import pandas as pd\n",
  51     "import numpy as np\n",
  52     "import matplotlib\n",
  53     "import matplotlib.pyplot as plt\n",
  54     "%matplotlib inline  \n",
  55     "import urllib.request\n",
  56     "import urllib.parse\n",
  57     "import urllib.error\n",
  58     "import json\n",
  59     "import base64\n",
  60     "import configparser\n",
  61     "from bs4 import BeautifulSoup\n",
  62     "import re\n",
  63     "import pymongo\n",
  64     "from datetime import datetime\n",
  65     "import time\n",
  66     "import collections"
  67    ]
  68   },
  69   {
  70    "cell_type": "markdown",
  71    "metadata": {},
  72    "source": [
  73     "We'll use MongoDB to store the data, to save keeping it all in memory, and mean we don't have to recapture all the data to to a different analysis."
  74    ]
  75   },
  76   {
  77    "cell_type": "code",
  78    "execution_count": 4,
  79    "metadata": {
  80     "collapsed": true
  81    },
  82    "outputs": [],
  83    "source": [
  84     "# Open a connection to the Mongo server\n",
  85     "client = pymongo.MongoClient('mongodb://localhost:27017/')"
  86    ]
  87   },
  88   {
  89    "cell_type": "code",
  90    "execution_count": 6,
  91    "metadata": {
  92     "collapsed": false
  93    },
  94    "outputs": [
  95     {
  96      "name": "stdout",
  97      "output_type": "stream",
  98      "text": [
  99       "DB doesn't exist yet.\n"
 100      ]
 101     }
 102    ],
 103    "source": [
 104     "# try:\n",
 105     "#     client.drop_database(songs_db)\n",
 106     "# except NameError:\n",
 107     "#     print(\"DB doesn't exist yet.\")"
 108    ]
 109   },
 110   {
 111    "cell_type": "code",
 112    "execution_count": 5,
 113    "metadata": {
 114     "collapsed": false
 115    },
 116    "outputs": [],
 117    "source": [
 118     "# Create a database and a collections within it.\n",
 119     "songs_db = client.songs\n",
 120     "albums = songs_db.albums\n",
 121     "tracks = songs_db.tracks\n",
 122     "genius_tracks = songs_db.gtracks"
 123    ]
 124   },
 125   {
 126    "cell_type": "markdown",
 127    "metadata": {},
 128    "source": [
 129     "API keys and the like are kept in a configuration file, which is read here.\n",
 130     "\n",
 131     "You'll need to create a web API key for Spotify and Genius. "
 132    ]
 133   },
 134   {
 135    "cell_type": "code",
 136    "execution_count": 6,
 137    "metadata": {
 138     "collapsed": false
 139    },
 140    "outputs": [
 141     {
 142      "data": {
 143       "text/plain": [
 144        "['app_name', 'client_id', 'client_secret', 'redirect_uri', 'token']"
 145       ]
 146      },
 147      "execution_count": 6,
 148      "metadata": {},
 149      "output_type": "execute_result"
 150     }
 151    ],
 152    "source": [
 153     "config = configparser.ConfigParser()\n",
 154     "config.read('secrets.ini')\n",
 155     "[k for k in config['genius']]"
 156    ]
 157   },
 158   {
 159    "cell_type": "code",
 160    "execution_count": 9,
 161    "metadata": {
 162     "collapsed": true
 163    },
 164    "outputs": [],
 165    "source": [
 166     "## How to write the config file. Fill in the details, and create a different config section for Spotify.\n",
 167     "# config['genius'] = {}\n",
 168     "# config['genius']['app_name'] = 'xxx'\n",
 169     "# config['genius']['client_id'] = 'xxx'\n",
 170     "# config['genius']['client_secret'] = 'xxx'\n",
 171     "# config['genius']['token'] = 'xxx'\n",
 172     "# with open('secrets.ini', 'w') as configfile:\n",
 173     "#     config.write(configfile)"
 174    ]
 175   },
 176   {
 177    "cell_type": "markdown",
 178    "metadata": {},
 179    "source": [
 180     "# Get album and track data from Spotify<a name='getspotify'></a>\n",
 181     "We'll download the data on artists, albums, and tracks from Spotify.\n",
 182     "\n",
 183     "* [Top](#top)"
 184    ]
 185   },
 186   {
 187    "cell_type": "code",
 188    "execution_count": 7,
 189    "metadata": {
 190     "collapsed": false
 191    },
 192    "outputs": [],
 193    "source": [
 194     "def get_artists(artist_name):\n",
 195     "    query = urllib.parse.urlencode({'q': artist_name, 'type': 'artist'})\n",
 196     "    request = 'https://api.spotify.com/v1/search?{}'.format(query)\n",
 197     "    with urllib.request.urlopen(request) as f:\n",
 198     "        response = json.loads(f.read().decode('utf-8'))\n",
 199     "        artists = []\n",
 200     "        for artist in response['artists']['items']:\n",
 201     "            if artist['name'].lower() == artist_name.lower():\n",
 202     "                this_artist = {'name': artist['name'], 'id': artist['id']}\n",
 203     "                if artist['images']:\n",
 204     "                    this_artist['image'] = artist['images'][0]['url']\n",
 205     "                artists += [this_artist]\n",
 206     "    return artists"
 207    ]
 208   },
 209   {
 210    "cell_type": "code",
 211    "execution_count": 8,
 212    "metadata": {
 213     "collapsed": false
 214    },
 215    "outputs": [
 216     {
 217      "data": {
 218       "text/plain": [
 219        "('4Z8W4fKeB5YxbusRsdQVPb',\n",
 220        " [{'id': '4Z8W4fKeB5YxbusRsdQVPb',\n",
 221        "   'image': 'https://i.scdn.co/image/afcd616e1ef2d2786f47b3b4a8a6aeea24a72adc',\n",
 222        "   'name': 'Radiohead'}])"
 223       ]
 224      },
 225      "execution_count": 8,
 226      "metadata": {},
 227      "output_type": "execute_result"
 228     }
 229    ],
 230    "source": [
 231     "artists = get_artists('radiohead')\n",
 232     "radiohead_id = artists[0]['id']\n",
 233     "radiohead_id, artists"
 234    ]
 235   },
 236   {
 237    "cell_type": "code",
 238    "execution_count": 9,
 239    "metadata": {
 240     "collapsed": false
 241    },
 242    "outputs": [
 243     {
 244      "data": {
 245       "text/plain": [
 246        "('3WrFJ7ztbogyGnTHbHJFl2',\n",
 247        " [{'id': '3WrFJ7ztbogyGnTHbHJFl2',\n",
 248        "   'image': 'https://i.scdn.co/image/934c57df9fbdbbaa5e93b55994a4cb9571fd2085',\n",
 249        "   'name': 'The Beatles'}])"
 250       ]
 251      },
 252      "execution_count": 9,
 253      "metadata": {},
 254      "output_type": "execute_result"
 255     }
 256    ],
 257    "source": [
 258     "artists = get_artists('the beatles')\n",
 259     "beatles_id = artists[0]['id']\n",
 260     "beatles_id, artists"
 261    ]
 262   },
 263   {
 264    "cell_type": "markdown",
 265    "metadata": {},
 266    "source": [
 267     "Find all the albums for an artist."
 268    ]
 269   },
 270   {
 271    "cell_type": "code",
 272    "execution_count": 13,
 273    "metadata": {
 274     "collapsed": false
 275    },
 276    "outputs": [],
 277    "source": [
 278     "def get_albums(artist_id):\n",
 279     "        request = 'https://api.spotify.com/v1/artists/{id}/albums?market=GB&album_type=album'.format(id=artist_id)\n",
 280     "        with urllib.request.urlopen(request) as f:\n",
 281     "            response = json.loads(f.read().decode('utf-8'))\n",
 282     "            for a in response['items']:\n",
 283     "                album_request = a['href']\n",
 284     "                with urllib.request.urlopen(album_request) as af:\n",
 285     "                    album = json.loads(af.read().decode('utf-8'))\n",
 286     "                    album['_id'] = album['id']\n",
 287     "                    albums.replace_one({'_id': album['_id']}, album, upsert=True)"
 288    ]
 289   },
 290   {
 291    "cell_type": "code",
 292    "execution_count": 14,
 293    "metadata": {
 294     "collapsed": false
 295    },
 296    "outputs": [
 297     {
 298      "data": {
 299       "text/plain": [
 300        "48"
 301       ]
 302      },
 303      "execution_count": 14,
 304      "metadata": {},
 305      "output_type": "execute_result"
 306     }
 307    ],
 308    "source": [
 309     "get_albums(beatles_id)\n",
 310     "albums.find().count()"
 311    ]
 312   },
 313   {
 314    "cell_type": "code",
 315    "execution_count": 15,
 316    "metadata": {
 317     "collapsed": false
 318    },
 319    "outputs": [
 320     {
 321      "data": {
 322       "text/plain": [
 323        "48"
 324       ]
 325      },
 326      "execution_count": 15,
 327      "metadata": {},
 328      "output_type": "execute_result"
 329     }
 330    ],
 331    "source": [
 332     "get_albums(radiohead_id)\n",
 333     "albums.find().count()"
 334    ]
 335   },
 336   {
 337    "cell_type": "code",
 338    "execution_count": 16,
 339    "metadata": {
 340     "collapsed": false
 341    },
 342    "outputs": [
 343     {
 344      "data": {
 345       "text/html": [
 346        "<div>\n",
 347        "<table border=\"1\" class=\"dataframe\">\n",
 348        "  <thead>\n",
 349        "    <tr style=\"text-align: right;\">\n",
 350        "      <th></th>\n",
 351        "      <th>0</th>\n",
 352        "      <th>1</th>\n",
 353        "      <th>2</th>\n",
 354        "      <th>3</th>\n",
 355        "      <th>4</th>\n",
 356        "    </tr>\n",
 357        "  </thead>\n",
 358        "  <tbody>\n",
 359        "    <tr>\n",
 360        "      <th>_id</th>\n",
 361        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
 362        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
 363        "      <td>2pCqZLeavM2BMovJXsJEIV</td>\n",
 364        "      <td>2Pqkn9Dq2DFtdfkKAeqgMd</td>\n",
 365        "      <td>47bcKzmKgmMPHXNVOWpLiu</td>\n",
 366        "    </tr>\n",
 367        "    <tr>\n",
 368        "      <th>album_type</th>\n",
 369        "      <td>album</td>\n",
 370        "      <td>album</td>\n",
 371        "      <td>album</td>\n",
 372        "      <td>album</td>\n",
 373        "      <td>album</td>\n",
 374        "    </tr>\n",
 375        "    <tr>\n",
 376        "      <th>artist_id</th>\n",
 377        "      <td>NaN</td>\n",
 378        "      <td>NaN</td>\n",
 379        "      <td>NaN</td>\n",
 380        "      <td>NaN</td>\n",
 381        "      <td>NaN</td>\n",
 382        "    </tr>\n",
 383        "    <tr>\n",
 384        "      <th>artist_name</th>\n",
 385        "      <td>NaN</td>\n",
 386        "      <td>NaN</td>\n",
 387        "      <td>NaN</td>\n",
 388        "      <td>NaN</td>\n",
 389        "      <td>NaN</td>\n",
 390        "    </tr>\n",
 391        "    <tr>\n",
 392        "      <th>artists</th>\n",
 393        "      <td>[{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...</td>\n",
 394        "      <td>[{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...</td>\n",
 395        "      <td>[{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...</td>\n",
 396        "      <td>[{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...</td>\n",
 397        "      <td>[{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...</td>\n",
 398        "    </tr>\n",
 399        "    <tr>\n",
 400        "      <th>available_markets</th>\n",
 401        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
 402        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
 403        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
 404        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
 405        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
 406        "    </tr>\n",
 407        "    <tr>\n",
 408        "      <th>copyrights</th>\n",
 409        "      <td>[{'text': '(C) 2016 Apple Corps Ltd.', 'type':...</td>\n",
 410        "      <td>[{'text': '(C) 2015 Apple Corps Ltd.', 'type':...</td>\n",
 411        "      <td>[{'text': '(C) 2015 Apple Corps Ltd', 'type': ...</td>\n",
 412        "      <td>[{'text': '(C) 2015 Apple Corps Ltd', 'type': ...</td>\n",
 413        "      <td>[{'text': '(C) 2015 Apple Corps Ltd', 'type': ...</td>\n",
 414        "    </tr>\n",
 415        "    <tr>\n",
 416        "      <th>external_ids</th>\n",
 417        "      <td>{'upc': '00602557054989'}</td>\n",
 418        "      <td>{'upc': '00602547673503'}</td>\n",
 419        "      <td>{'upc': '00602547670069'}</td>\n",
 420        "      <td>{'upc': '00602547670342'}</td>\n",
 421        "      <td>{'upc': '00602547670328'}</td>\n",
 422        "    </tr>\n",
 423        "    <tr>\n",
 424        "      <th>external_urls</th>\n",
 425        "      <td>{'spotify': 'https://open.spotify.com/album/5X...</td>\n",
 426        "      <td>{'spotify': 'https://open.spotify.com/album/5j...</td>\n",
 427        "      <td>{'spotify': 'https://open.spotify.com/album/2p...</td>\n",
 428        "      <td>{'spotify': 'https://open.spotify.com/album/2P...</td>\n",
 429        "      <td>{'spotify': 'https://open.spotify.com/album/47...</td>\n",
 430        "    </tr>\n",
 431        "    <tr>\n",
 432        "      <th>genres</th>\n",
 433        "      <td>[]</td>\n",
 434        "      <td>[]</td>\n",
 435        "      <td>[]</td>\n",
 436        "      <td>[]</td>\n",
 437        "      <td>[]</td>\n",
 438        "    </tr>\n",
 439        "    <tr>\n",
 440        "      <th>href</th>\n",
 441        "      <td>https://api.spotify.com/v1/albums/5XfJmldgWzrc...</td>\n",
 442        "      <td>https://api.spotify.com/v1/albums/5ju5Ouzan3Qw...</td>\n",
 443        "      <td>https://api.spotify.com/v1/albums/2pCqZLeavM2B...</td>\n",
 444        "      <td>https://api.spotify.com/v1/albums/2Pqkn9Dq2DFt...</td>\n",
 445        "      <td>https://api.spotify.com/v1/albums/47bcKzmKgmMP...</td>\n",
 446        "    </tr>\n",
 447        "    <tr>\n",
 448        "      <th>id</th>\n",
 449        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
 450        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
 451        "      <td>2pCqZLeavM2BMovJXsJEIV</td>\n",
 452        "      <td>2Pqkn9Dq2DFtdfkKAeqgMd</td>\n",
 453        "      <td>47bcKzmKgmMPHXNVOWpLiu</td>\n",
 454        "    </tr>\n",
 455        "    <tr>\n",
 456        "      <th>images</th>\n",
 457        "      <td>[{'url': 'https://i.scdn.co/image/1b1879c1dd16...</td>\n",
 458        "      <td>[{'url': 'https://i.scdn.co/image/4e6916b16ce5...</td>\n",
 459        "      <td>[{'url': 'https://i.scdn.co/image/809c6f28db64...</td>\n",
 460        "      <td>[{'url': 'https://i.scdn.co/image/9cab76ad73ce...</td>\n",
 461        "      <td>[{'url': 'https://i.scdn.co/image/411d661890b8...</td>\n",
 462        "    </tr>\n",
 463        "    <tr>\n",
 464        "      <th>label</th>\n",
 465        "      <td>Digital Distribution Trinidad and Tobago</td>\n",
 466        "      <td>Digital Distribution Trinidad and Tobago</td>\n",
 467        "      <td>EMI Catalogue</td>\n",
 468        "      <td>EMI Catalogue</td>\n",
 469        "      <td>EMI Catalogue</td>\n",
 470        "    </tr>\n",
 471        "    <tr>\n",
 472        "      <th>name</th>\n",
 473        "      <td>Live At The Hollywood Bowl</td>\n",
 474        "      <td>1 (Remastered)</td>\n",
 475        "      <td>Let It Be (Remastered)</td>\n",
 476        "      <td>Abbey Road (Remastered)</td>\n",
 477        "      <td>Yellow Submarine (Remastered)</td>\n",
 478        "    </tr>\n",
 479        "    <tr>\n",
 480        "      <th>popularity</th>\n",
 481        "      <td>55</td>\n",
 482        "      <td>69</td>\n",
 483        "      <td>61</td>\n",
 484        "      <td>68</td>\n",
 485        "      <td>51</td>\n",
 486        "    </tr>\n",
 487        "    <tr>\n",
 488        "      <th>release_date</th>\n",
 489        "      <td>2016-09-09</td>\n",
 490        "      <td>2000-11-13</td>\n",
 491        "      <td>1970-05-08</td>\n",
 492        "      <td>1969-09-26</td>\n",
 493        "      <td>1969-01-17</td>\n",
 494        "    </tr>\n",
 495        "    <tr>\n",
 496        "      <th>release_date_precision</th>\n",
 497        "      <td>day</td>\n",
 498        "      <td>day</td>\n",
 499        "      <td>day</td>\n",
 500        "      <td>day</td>\n",
 501        "      <td>day</td>\n",
 502        "    </tr>\n",
 503        "    <tr>\n",
 504        "      <th>tracks</th>\n",
 505        "      <td>{'offset': 0, 'items': [{'preview_url': 'https...</td>\n",
 506        "      <td>{'offset': 0, 'items': [{'preview_url': 'https...</td>\n",
 507        "      <td>{'offset': 0, 'items': [{'preview_url': 'https...</td>\n",
 508        "      <td>{'offset': 0, 'items': [{'preview_url': 'https...</td>\n",
 509        "      <td>{'offset': 0, 'items': [{'preview_url': 'https...</td>\n",
 510        "    </tr>\n",
 511        "    <tr>\n",
 512        "      <th>type</th>\n",
 513        "      <td>album</td>\n",
 514        "      <td>album</td>\n",
 515        "      <td>album</td>\n",
 516        "      <td>album</td>\n",
 517        "      <td>album</td>\n",
 518        "    </tr>\n",
 519        "    <tr>\n",
 520        "      <th>uri</th>\n",
 521        "      <td>spotify:album:5XfJmldgWzrc1AIdbBaVZn</td>\n",
 522        "      <td>spotify:album:5ju5Ouzan3QwXqQt1Tihbh</td>\n",
 523        "      <td>spotify:album:2pCqZLeavM2BMovJXsJEIV</td>\n",
 524        "      <td>spotify:album:2Pqkn9Dq2DFtdfkKAeqgMd</td>\n",
 525        "      <td>spotify:album:47bcKzmKgmMPHXNVOWpLiu</td>\n",
 526        "    </tr>\n",
 527        "  </tbody>\n",
 528        "</table>\n",
 529        "</div>"
 530       ],
 531       "text/plain": [
 532        "                                                                        0  \\\n",
 533        "_id                                                5XfJmldgWzrc1AIdbBaVZn   \n",
 534        "album_type                                                          album   \n",
 535        "artist_id                                                             NaN   \n",
 536        "artist_name                                                           NaN   \n",
 537        "artists                 [{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...   \n",
 538        "available_markets       [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
 539        "copyrights              [{'text': '(C) 2016 Apple Corps Ltd.', 'type':...   \n",
 540        "external_ids                                    {'upc': '00602557054989'}   \n",
 541        "external_urls           {'spotify': 'https://open.spotify.com/album/5X...   \n",
 542        "genres                                                                 []   \n",
 543        "href                    https://api.spotify.com/v1/albums/5XfJmldgWzrc...   \n",
 544        "id                                                 5XfJmldgWzrc1AIdbBaVZn   \n",
 545        "images                  [{'url': 'https://i.scdn.co/image/1b1879c1dd16...   \n",
 546        "label                            Digital Distribution Trinidad and Tobago   \n",
 547        "name                                           Live At The Hollywood Bowl   \n",
 548        "popularity                                                             55   \n",
 549        "release_date                                                   2016-09-09   \n",
 550        "release_date_precision                                                day   \n",
 551        "tracks                  {'offset': 0, 'items': [{'preview_url': 'https...   \n",
 552        "type                                                                album   \n",
 553        "uri                                  spotify:album:5XfJmldgWzrc1AIdbBaVZn   \n",
 554        "\n",
 555        "                                                                        1  \\\n",
 556        "_id                                                5ju5Ouzan3QwXqQt1Tihbh   \n",
 557        "album_type                                                          album   \n",
 558        "artist_id                                                             NaN   \n",
 559        "artist_name                                                           NaN   \n",
 560        "artists                 [{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...   \n",
 561        "available_markets       [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
 562        "copyrights              [{'text': '(C) 2015 Apple Corps Ltd.', 'type':...   \n",
 563        "external_ids                                    {'upc': '00602547673503'}   \n",
 564        "external_urls           {'spotify': 'https://open.spotify.com/album/5j...   \n",
 565        "genres                                                                 []   \n",
 566        "href                    https://api.spotify.com/v1/albums/5ju5Ouzan3Qw...   \n",
 567        "id                                                 5ju5Ouzan3QwXqQt1Tihbh   \n",
 568        "images                  [{'url': 'https://i.scdn.co/image/4e6916b16ce5...   \n",
 569        "label                            Digital Distribution Trinidad and Tobago   \n",
 570        "name                                                       1 (Remastered)   \n",
 571        "popularity                                                             69   \n",
 572        "release_date                                                   2000-11-13   \n",
 573        "release_date_precision                                                day   \n",
 574        "tracks                  {'offset': 0, 'items': [{'preview_url': 'https...   \n",
 575        "type                                                                album   \n",
 576        "uri                                  spotify:album:5ju5Ouzan3QwXqQt1Tihbh   \n",
 577        "\n",
 578        "                                                                        2  \\\n",
 579        "_id                                                2pCqZLeavM2BMovJXsJEIV   \n",
 580        "album_type                                                          album   \n",
 581        "artist_id                                                             NaN   \n",
 582        "artist_name                                                           NaN   \n",
 583        "artists                 [{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...   \n",
 584        "available_markets       [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
 585        "copyrights              [{'text': '(C) 2015 Apple Corps Ltd', 'type': ...   \n",
 586        "external_ids                                    {'upc': '00602547670069'}   \n",
 587        "external_urls           {'spotify': 'https://open.spotify.com/album/2p...   \n",
 588        "genres                                                                 []   \n",
 589        "href                    https://api.spotify.com/v1/albums/2pCqZLeavM2B...   \n",
 590        "id                                                 2pCqZLeavM2BMovJXsJEIV   \n",
 591        "images                  [{'url': 'https://i.scdn.co/image/809c6f28db64...   \n",
 592        "label                                                       EMI Catalogue   \n",
 593        "name                                               Let It Be (Remastered)   \n",
 594        "popularity                                                             61   \n",
 595        "release_date                                                   1970-05-08   \n",
 596        "release_date_precision                                                day   \n",
 597        "tracks                  {'offset': 0, 'items': [{'preview_url': 'https...   \n",
 598        "type                                                                album   \n",
 599        "uri                                  spotify:album:2pCqZLeavM2BMovJXsJEIV   \n",
 600        "\n",
 601        "                                                                        3  \\\n",
 602        "_id                                                2Pqkn9Dq2DFtdfkKAeqgMd   \n",
 603        "album_type                                                          album   \n",
 604        "artist_id                                                             NaN   \n",
 605        "artist_name                                                           NaN   \n",
 606        "artists                 [{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...   \n",
 607        "available_markets       [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
 608        "copyrights              [{'text': '(C) 2015 Apple Corps Ltd', 'type': ...   \n",
 609        "external_ids                                    {'upc': '00602547670342'}   \n",
 610        "external_urls           {'spotify': 'https://open.spotify.com/album/2P...   \n",
 611        "genres                                                                 []   \n",
 612        "href                    https://api.spotify.com/v1/albums/2Pqkn9Dq2DFt...   \n",
 613        "id                                                 2Pqkn9Dq2DFtdfkKAeqgMd   \n",
 614        "images                  [{'url': 'https://i.scdn.co/image/9cab76ad73ce...   \n",
 615        "label                                                       EMI Catalogue   \n",
 616        "name                                              Abbey Road (Remastered)   \n",
 617        "popularity                                                             68   \n",
 618        "release_date                                                   1969-09-26   \n",
 619        "release_date_precision                                                day   \n",
 620        "tracks                  {'offset': 0, 'items': [{'preview_url': 'https...   \n",
 621        "type                                                                album   \n",
 622        "uri                                  spotify:album:2Pqkn9Dq2DFtdfkKAeqgMd   \n",
 623        "\n",
 624        "                                                                        4  \n",
 625        "_id                                                47bcKzmKgmMPHXNVOWpLiu  \n",
 626        "album_type                                                          album  \n",
 627        "artist_id                                                             NaN  \n",
 628        "artist_name                                                           NaN  \n",
 629        "artists                 [{'id': '3WrFJ7ztbogyGnTHbHJFl2', 'name': 'The...  \n",
 630        "available_markets       [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...  \n",
 631        "copyrights              [{'text': '(C) 2015 Apple Corps Ltd', 'type': ...  \n",
 632        "external_ids                                    {'upc': '00602547670328'}  \n",
 633        "external_urls           {'spotify': 'https://open.spotify.com/album/47...  \n",
 634        "genres                                                                 []  \n",
 635        "href                    https://api.spotify.com/v1/albums/47bcKzmKgmMP...  \n",
 636        "id                                                 47bcKzmKgmMPHXNVOWpLiu  \n",
 637        "images                  [{'url': 'https://i.scdn.co/image/411d661890b8...  \n",
 638        "label                                                       EMI Catalogue  \n",
 639        "name                                        Yellow Submarine (Remastered)  \n",
 640        "popularity                                                             51  \n",
 641        "release_date                                                   1969-01-17  \n",
 642        "release_date_precision                                                day  \n",
 643        "tracks                  {'offset': 0, 'items': [{'preview_url': 'https...  \n",
 644        "type                                                                album  \n",
 645        "uri                                  spotify:album:47bcKzmKgmMPHXNVOWpLiu  "
 646       ]
 647      },
 648      "execution_count": 16,
 649      "metadata": {},
 650      "output_type": "execute_result"
 651     }
 652    ],
 653    "source": [
 654     "pd.DataFrame(list(albums.find())).head().T"
 655    ]
 656   },
 657   {
 658    "cell_type": "markdown",
 659    "metadata": {},
 660    "source": [
 661     "### Tag albums with artists<a name=\"tagalbumwithartist\"></a>\n",
 662     "As we have tracks for two artists, let's keep the identification easy and insert the artist name and id into each track document.\n",
 663     "\n",
 664     "* [Top](#top)"
 665    ]
 666   },
 667   {
 668    "cell_type": "code",
 669    "execution_count": 17,
 670    "metadata": {
 671     "collapsed": true
 672    },
 673    "outputs": [],
 674    "source": [
 675     "for a in albums.find({}, ['artists']):\n",
 676     "    albums.update_one({'_id': a['_id']}, \n",
 677     "                      {'$set': {'artist_name': a['artists'][0]['name'],\n",
 678     "                                'artist_id': a['artists'][0]['id']}})"
 679    ]
 680   },
 681   {
 682    "cell_type": "code",
 683    "execution_count": 18,
 684    "metadata": {
 685     "collapsed": false,
 686     "scrolled": true
 687    },
 688    "outputs": [
 689     {
 690      "data": {
 691       "text/html": [
 692        "<div>\n",
 693        "<table border=\"1\" class=\"dataframe\">\n",
 694        "  <thead>\n",
 695        "    <tr style=\"text-align: right;\">\n",
 696        "      <th></th>\n",
 697        "      <th>_id</th>\n",
 698        "      <th>artist_name</th>\n",
 699        "      <th>name</th>\n",
 700        "    </tr>\n",
 701        "  </thead>\n",
 702        "  <tbody>\n",
 703        "    <tr>\n",
 704        "      <th>0</th>\n",
 705        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
 706        "      <td>The Beatles</td>\n",
 707        "      <td>Live At The Hollywood Bowl</td>\n",
 708        "    </tr>\n",
 709        "    <tr>\n",
 710        "      <th>1</th>\n",
 711        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
 712        "      <td>The Beatles</td>\n",
 713        "      <td>1 (Remastered)</td>\n",
 714        "    </tr>\n",
 715        "    <tr>\n",
 716        "      <th>2</th>\n",
 717        "      <td>2pCqZLeavM2BMovJXsJEIV</td>\n",
 718        "      <td>The Beatles</td>\n",
 719        "      <td>Let It Be (Remastered)</td>\n",
 720        "    </tr>\n",
 721        "    <tr>\n",
 722        "      <th>3</th>\n",
 723        "      <td>2Pqkn9Dq2DFtdfkKAeqgMd</td>\n",
 724        "      <td>The Beatles</td>\n",
 725        "      <td>Abbey Road (Remastered)</td>\n",
 726        "    </tr>\n",
 727        "    <tr>\n",
 728        "      <th>4</th>\n",
 729        "      <td>47bcKzmKgmMPHXNVOWpLiu</td>\n",
 730        "      <td>The Beatles</td>\n",
 731        "      <td>Yellow Submarine (Remastered)</td>\n",
 732        "    </tr>\n",
 733        "    <tr>\n",
 734        "      <th>5</th>\n",
 735        "      <td>03Qh833fEdVT30Pfs93ea6</td>\n",
 736        "      <td>The Beatles</td>\n",
 737        "      <td>The Beatles (Remastered)</td>\n",
 738        "    </tr>\n",
 739        "    <tr>\n",
 740        "      <th>6</th>\n",
 741        "      <td>6P9yO0ukhOx3dvmhGKeYoC</td>\n",
 742        "      <td>The Beatles</td>\n",
 743        "      <td>Magical Mystery Tour (Remastered)</td>\n",
 744        "    </tr>\n",
 745        "    <tr>\n",
 746        "      <th>7</th>\n",
 747        "      <td>1PULmKbHeOqlkIwcDMNwD4</td>\n",
 748        "      <td>The Beatles</td>\n",
 749        "      <td>Sgt. Pepper's Lonely Hearts Club Band (Remaste...</td>\n",
 750        "    </tr>\n",
 751        "    <tr>\n",
 752        "      <th>8</th>\n",
 753        "      <td>0PYyrqs9NXtxPhf0CZkq2L</td>\n",
 754        "      <td>The Beatles</td>\n",
 755        "      <td>Revolver (Remastered)</td>\n",
 756        "    </tr>\n",
 757        "    <tr>\n",
 758        "      <th>9</th>\n",
 759        "      <td>3OdI6e43crvyAHhaqpxSyz</td>\n",
 760        "      <td>The Beatles</td>\n",
 761        "      <td>Rubber Soul (Remastered)</td>\n",
 762        "    </tr>\n",
 763        "    <tr>\n",
 764        "      <th>10</th>\n",
 765        "      <td>19K3IHYeVkUTjcBHGfbCOi</td>\n",
 766        "      <td>The Beatles</td>\n",
 767        "      <td>Help! (Remastered)</td>\n",
 768        "    </tr>\n",
 769        "    <tr>\n",
 770        "      <th>11</th>\n",
 771        "      <td>7BgGBZndAvDlKOcwe5rscZ</td>\n",
 772        "      <td>The Beatles</td>\n",
 773        "      <td>Beatles For Sale (Remastered)</td>\n",
 774        "    </tr>\n",
 775        "    <tr>\n",
 776        "      <th>12</th>\n",
 777        "      <td>71Mwd9tntFQYUk4k2DwA0D</td>\n",
 778        "      <td>The Beatles</td>\n",
 779        "      <td>A Hard Day's Night (Remastered)</td>\n",
 780        "    </tr>\n",
 781        "    <tr>\n",
 782        "      <th>13</th>\n",
 783        "      <td>1DBkJIEoeHrTX4WCBQGcCi</td>\n",
 784        "      <td>Radiohead</td>\n",
 785        "      <td>The King Of Limbs</td>\n",
 786        "    </tr>\n",
 787        "    <tr>\n",
 788        "      <th>14</th>\n",
 789        "      <td>3nkEsxmIX0zRNXGAexaHAn</td>\n",
 790        "      <td>The Beatles</td>\n",
 791        "      <td>With The Beatles (Remastered)</td>\n",
 792        "    </tr>\n",
 793        "    <tr>\n",
 794        "      <th>15</th>\n",
 795        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
 796        "      <td>The Beatles</td>\n",
 797        "      <td>Please Please Me (Remastered)</td>\n",
 798        "    </tr>\n",
 799        "    <tr>\n",
 800        "      <th>16</th>\n",
 801        "      <td>6vuykQgDLUCiZ7YggIpLM9</td>\n",
 802        "      <td>Radiohead</td>\n",
 803        "      <td>A Moon Shaped Pool</td>\n",
 804        "    </tr>\n",
 805        "    <tr>\n",
 806        "      <th>17</th>\n",
 807        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
 808        "      <td>Radiohead</td>\n",
 809        "      <td>TKOL RMX 1234567</td>\n",
 810        "    </tr>\n",
 811        "    <tr>\n",
 812        "      <th>18</th>\n",
 813        "      <td>7eyQXxuf2nGj9d2367Gi5f</td>\n",
 814        "      <td>Radiohead</td>\n",
 815        "      <td>In Rainbows</td>\n",
 816        "    </tr>\n",
 817        "    <tr>\n",
 818        "      <th>19</th>\n",
 819        "      <td>36lJLPoPPOKNFddTAcirnc</td>\n",
 820        "      <td>Radiohead</td>\n",
 821        "      <td>In Rainbows Disk 2</td>\n",
 822        "    </tr>\n",
 823        "    <tr>\n",
 824        "      <th>20</th>\n",
 825        "      <td>6Eo5EkmdLvZrONzi046iC2</td>\n",
 826        "      <td>Radiohead</td>\n",
 827        "      <td>Com Lag: 2+2=5</td>\n",
 828        "    </tr>\n",
 829        "    <tr>\n",
 830        "      <th>21</th>\n",
 831        "      <td>1oW3v5Har9mvXnGk0x4fHm</td>\n",
 832        "      <td>Radiohead</td>\n",
 833        "      <td>Hail To the Thief</td>\n",
 834        "    </tr>\n",
 835        "    <tr>\n",
 836        "      <th>22</th>\n",
 837        "      <td>6svTt5o2lUgIrgYDKVmdnD</td>\n",
 838        "      <td>Radiohead</td>\n",
 839        "      <td>I Might Be Wrong</td>\n",
 840        "    </tr>\n",
 841        "    <tr>\n",
 842        "      <th>23</th>\n",
 843        "      <td>6V9YnBmFjWmXCBaUVRCVXP</td>\n",
 844        "      <td>Radiohead</td>\n",
 845        "      <td>Amnesiac</td>\n",
 846        "    </tr>\n",
 847        "    <tr>\n",
 848        "      <th>24</th>\n",
 849        "      <td>19RUXBFyM4PpmrLRdtqWbp</td>\n",
 850        "      <td>Radiohead</td>\n",
 851        "      <td>Kid A</td>\n",
 852        "    </tr>\n",
 853        "    <tr>\n",
 854        "      <th>25</th>\n",
 855        "      <td>7dxKtc08dYeRVHt3p9CZJn</td>\n",
 856        "      <td>Radiohead</td>\n",
 857        "      <td>OK Computer</td>\n",
 858        "    </tr>\n",
 859        "    <tr>\n",
 860        "      <th>26</th>\n",
 861        "      <td>500FEaUzn8lN9zWFyZG5C2</td>\n",
 862        "      <td>Radiohead</td>\n",
 863        "      <td>The Bends</td>\n",
 864        "    </tr>\n",
 865        "    <tr>\n",
 866        "      <th>27</th>\n",
 867        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
 868        "      <td>Radiohead</td>\n",
 869        "      <td>Pablo Honey</td>\n",
 870        "    </tr>\n",
 871        "    <tr>\n",
 872        "      <th>28</th>\n",
 873        "      <td>4g9Jfls8z2nbQxj5PiXkiy</td>\n",
 874        "      <td>The Rolling Stones</td>\n",
 875        "      <td>Blue &amp; Lonesome</td>\n",
 876        "    </tr>\n",
 877        "    <tr>\n",
 878        "      <th>29</th>\n",
 879        "      <td>4fhWcu56Bbh5wALuTouFVW</td>\n",
 880        "      <td>The Rolling Stones</td>\n",
 881        "      <td>Havana Moon (Live)</td>\n",
 882        "    </tr>\n",
 883        "    <tr>\n",
 884        "      <th>30</th>\n",
 885        "      <td>3PbRKFafwE7Of8e4dTee72</td>\n",
 886        "      <td>The Rolling Stones</td>\n",
 887        "      <td>Totally Stripped (Live)</td>\n",
 888        "    </tr>\n",
 889        "    <tr>\n",
 890        "      <th>31</th>\n",
 891        "      <td>5eTqRwTGKPBUiUuN1rFaXD</td>\n",
 892        "      <td>The Rolling Stones</td>\n",
 893        "      <td>Live 1965: Music From Charlie Is My Darling (L...</td>\n",
 894        "    </tr>\n",
 895        "    <tr>\n",
 896        "      <th>32</th>\n",
 897        "      <td>3CHu7qW160uqPZHW3TMZ1l</td>\n",
 898        "      <td>The Rolling Stones</td>\n",
 899        "      <td>Shine A Light</td>\n",
 900        "    </tr>\n",
 901        "    <tr>\n",
 902        "      <th>33</th>\n",
 903        "      <td>4FTHynKEtuP7eppERNfjyG</td>\n",
 904        "      <td>The Rolling Stones</td>\n",
 905        "      <td>A Bigger Bang (2009 Re-Mastered)</td>\n",
 906        "    </tr>\n",
 907        "    <tr>\n",
 908        "      <th>34</th>\n",
 909        "      <td>50UGtgNA5bq1c0BDjPfmbD</td>\n",
 910        "      <td>The Rolling Stones</td>\n",
 911        "      <td>Live Licks</td>\n",
 912        "    </tr>\n",
 913        "    <tr>\n",
 914        "      <th>35</th>\n",
 915        "      <td>0ZGddnvcVzHVHfE3WW1tV5</td>\n",
 916        "      <td>The Rolling Stones</td>\n",
 917        "      <td>Bridges To Babylon (2009 Re-Mastered)</td>\n",
 918        "    </tr>\n",
 919        "    <tr>\n",
 920        "      <th>36</th>\n",
 921        "      <td>4M8Q1L9PZq0xK5tLUpO3jd</td>\n",
 922        "      <td>The Rolling Stones</td>\n",
 923        "      <td>Stripped</td>\n",
 924        "    </tr>\n",
 925        "    <tr>\n",
 926        "      <th>37</th>\n",
 927        "      <td>62ZT16LY1phGM0O8x5qW1z</td>\n",
 928        "      <td>The Rolling Stones</td>\n",
 929        "      <td>Voodoo Lounge (2009 Re-Mastered)</td>\n",
 930        "    </tr>\n",
 931        "    <tr>\n",
 932        "      <th>38</th>\n",
 933        "      <td>1W1UJulgICjFDyYIMUwRs7</td>\n",
 934        "      <td>The Rolling Stones</td>\n",
 935        "      <td>Flashpoint</td>\n",
 936        "    </tr>\n",
 937        "    <tr>\n",
 938        "      <th>39</th>\n",
 939        "      <td>25mfHGJNQkluvIqedXHSx3</td>\n",
 940        "      <td>The Rolling Stones</td>\n",
 941        "      <td>Steel Wheels (2009 Re-Mastered)</td>\n",
 942        "    </tr>\n",
 943        "    <tr>\n",
 944        "      <th>40</th>\n",
 945        "      <td>1TpcI1LEFVhBvDPSTMPGFG</td>\n",
 946        "      <td>The Rolling Stones</td>\n",
 947        "      <td>Dirty Work</td>\n",
 948        "    </tr>\n",
 949        "    <tr>\n",
 950        "      <th>41</th>\n",
 951        "      <td>1WSfNoPDPzgyKFN6OSYWUx</td>\n",
 952        "      <td>The Rolling Stones</td>\n",
 953        "      <td>Dirty Work (Remastered 2009)</td>\n",
 954        "    </tr>\n",
 955        "    <tr>\n",
 956        "      <th>42</th>\n",
 957        "      <td>064eFGemsrDcMvgRZ0gqtw</td>\n",
 958        "      <td>The Rolling Stones</td>\n",
 959        "      <td>Undercover (2009 Re-Mastered)</td>\n",
 960        "    </tr>\n",
 961        "    <tr>\n",
 962        "      <th>43</th>\n",
 963        "      <td>0hxrNynMDh5QeyALlf1CdS</td>\n",
 964        "      <td>The Rolling Stones</td>\n",
 965        "      <td>Still Life</td>\n",
 966        "    </tr>\n",
 967        "    <tr>\n",
 968        "      <th>44</th>\n",
 969        "      <td>1YvnuYGlblQ5vLnOhaZzpn</td>\n",
 970        "      <td>The Rolling Stones</td>\n",
 971        "      <td>Tattoo You (2009 Re-Mastered)</td>\n",
 972        "    </tr>\n",
 973        "    <tr>\n",
 974        "      <th>45</th>\n",
 975        "      <td>2wZgoXS06wSdu9C0ZJOvlc</td>\n",
 976        "      <td>The Rolling Stones</td>\n",
 977        "      <td>Emotional Rescue (2009 Re-Mastered)</td>\n",
 978        "    </tr>\n",
 979        "    <tr>\n",
 980        "      <th>46</th>\n",
 981        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
 982        "      <td>The Rolling Stones</td>\n",
 983        "      <td>Some Girls</td>\n",
 984        "    </tr>\n",
 985        "    <tr>\n",
 986        "      <th>47</th>\n",
 987        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
 988        "      <td>The Rolling Stones</td>\n",
 989        "      <td>Some Girls (Deluxe Version)</td>\n",
 990        "    </tr>\n",
 991        "  </tbody>\n",
 992        "</table>\n",
 993        "</div>"
 994       ],
 995       "text/plain": [
 996        "                       _id         artist_name  \\\n",
 997        "0   5XfJmldgWzrc1AIdbBaVZn         The Beatles   \n",
 998        "1   5ju5Ouzan3QwXqQt1Tihbh         The Beatles   \n",
 999        "2   2pCqZLeavM2BMovJXsJEIV         The Beatles   \n",
1000        "3   2Pqkn9Dq2DFtdfkKAeqgMd         The Beatles   \n",
1001        "4   47bcKzmKgmMPHXNVOWpLiu         The Beatles   \n",
1002        "5   03Qh833fEdVT30Pfs93ea6         The Beatles   \n",
1003        "6   6P9yO0ukhOx3dvmhGKeYoC         The Beatles   \n",
1004        "7   1PULmKbHeOqlkIwcDMNwD4         The Beatles   \n",
1005        "8   0PYyrqs9NXtxPhf0CZkq2L         The Beatles   \n",
1006        "9   3OdI6e43crvyAHhaqpxSyz         The Beatles   \n",
1007        "10  19K3IHYeVkUTjcBHGfbCOi         The Beatles   \n",
1008        "11  7BgGBZndAvDlKOcwe5rscZ         The Beatles   \n",
1009        "12  71Mwd9tntFQYUk4k2DwA0D         The Beatles   \n",
1010        "13  1DBkJIEoeHrTX4WCBQGcCi           Radiohead   \n",
1011        "14  3nkEsxmIX0zRNXGAexaHAn         The Beatles   \n",
1012        "15  7gDXyW16byCQOgK965BRzn         The Beatles   \n",
1013        "16  6vuykQgDLUCiZ7YggIpLM9           Radiohead   \n",
1014        "17  47xaqCsJcYFWqD1gwujl1T           Radiohead   \n",
1015        "18  7eyQXxuf2nGj9d2367Gi5f           Radiohead   \n",
1016        "19  36lJLPoPPOKNFddTAcirnc           Radiohead   \n",
1017        "20  6Eo5EkmdLvZrONzi046iC2           Radiohead   \n",
1018        "21  1oW3v5Har9mvXnGk0x4fHm           Radiohead   \n",
1019        "22  6svTt5o2lUgIrgYDKVmdnD           Radiohead   \n",
1020        "23  6V9YnBmFjWmXCBaUVRCVXP           Radiohead   \n",
1021        "24  19RUXBFyM4PpmrLRdtqWbp           Radiohead   \n",
1022        "25  7dxKtc08dYeRVHt3p9CZJn           Radiohead   \n",
1023        "26  500FEaUzn8lN9zWFyZG5C2           Radiohead   \n",
1024        "27  6400dnyeDyD2mIFHfkwHXN           Radiohead   \n",
1025        "28  4g9Jfls8z2nbQxj5PiXkiy  The Rolling Stones   \n",
1026        "29  4fhWcu56Bbh5wALuTouFVW  The Rolling Stones   \n",
1027        "30  3PbRKFafwE7Of8e4dTee72  The Rolling Stones   \n",
1028        "31  5eTqRwTGKPBUiUuN1rFaXD  The Rolling Stones   \n",
1029        "32  3CHu7qW160uqPZHW3TMZ1l  The Rolling Stones   \n",
1030        "33  4FTHynKEtuP7eppERNfjyG  The Rolling Stones   \n",
1031        "34  50UGtgNA5bq1c0BDjPfmbD  The Rolling Stones   \n",
1032        "35  0ZGddnvcVzHVHfE3WW1tV5  The Rolling Stones   \n",
1033        "36  4M8Q1L9PZq0xK5tLUpO3jd  The Rolling Stones   \n",
1034        "37  62ZT16LY1phGM0O8x5qW1z  The Rolling Stones   \n",
1035        "38  1W1UJulgICjFDyYIMUwRs7  The Rolling Stones   \n",
1036        "39  25mfHGJNQkluvIqedXHSx3  The Rolling Stones   \n",
1037        "40  1TpcI1LEFVhBvDPSTMPGFG  The Rolling Stones   \n",
1038        "41  1WSfNoPDPzgyKFN6OSYWUx  The Rolling Stones   \n",
1039        "42  064eFGemsrDcMvgRZ0gqtw  The Rolling Stones   \n",
1040        "43  0hxrNynMDh5QeyALlf1CdS  The Rolling Stones   \n",
1041        "44  1YvnuYGlblQ5vLnOhaZzpn  The Rolling Stones   \n",
1042        "45  2wZgoXS06wSdu9C0ZJOvlc  The Rolling Stones   \n",
1043        "46  54sqbAXxR1jFfyXb1WvrHK  The Rolling Stones   \n",
1044        "47  6FjXxl9VLURGuubdXUn2J3  The Rolling Stones   \n",
1045        "\n",
1046        "                                                 name  \n",
1047        "0                          Live At The Hollywood Bowl  \n",
1048        "1                                      1 (Remastered)  \n",
1049        "2                              Let It Be (Remastered)  \n",
1050        "3                             Abbey Road (Remastered)  \n",
1051        "4                       Yellow Submarine (Remastered)  \n",
1052        "5                            The Beatles (Remastered)  \n",
1053        "6                   Magical Mystery Tour (Remastered)  \n",
1054        "7   Sgt. Pepper's Lonely Hearts Club Band (Remaste...  \n",
1055        "8                               Revolver (Remastered)  \n",
1056        "9                            Rubber Soul (Remastered)  \n",
1057        "10                                 Help! (Remastered)  \n",
1058        "11                      Beatles For Sale (Remastered)  \n",
1059        "12                    A Hard Day's Night (Remastered)  \n",
1060        "13                                  The King Of Limbs  \n",
1061        "14                      With The Beatles (Remastered)  \n",
1062        "15                      Please Please Me (Remastered)  \n",
1063        "16                                 A Moon Shaped Pool  \n",
1064        "17                                   TKOL RMX 1234567  \n",
1065        "18                                        In Rainbows  \n",
1066        "19                                 In Rainbows Disk 2  \n",
1067        "20                                     Com Lag: 2+2=5  \n",
1068        "21                                  Hail To the Thief  \n",
1069        "22                                   I Might Be Wrong  \n",
1070        "23                                           Amnesiac  \n",
1071        "24                                              Kid A  \n",
1072        "25                                        OK Computer  \n",
1073        "26                                          The Bends  \n",
1074        "27                                        Pablo Honey  \n",
1075        "28                                    Blue & Lonesome  \n",
1076        "29                                 Havana Moon (Live)  \n",
1077        "30                            Totally Stripped (Live)  \n",
1078        "31  Live 1965: Music From Charlie Is My Darling (L...  \n",
1079        "32                                      Shine A Light  \n",
1080        "33                   A Bigger Bang (2009 Re-Mastered)  \n",
1081        "34                                         Live Licks  \n",
1082        "35              Bridges To Babylon (2009 Re-Mastered)  \n",
1083        "36                                           Stripped  \n",
1084        "37                   Voodoo Lounge (2009 Re-Mastered)  \n",
1085        "38                                         Flashpoint  \n",
1086        "39                    Steel Wheels (2009 Re-Mastered)  \n",
1087        "40                                         Dirty Work  \n",
1088        "41                       Dirty Work (Remastered 2009)  \n",
1089        "42                      Undercover (2009 Re-Mastered)  \n",
1090        "43                                         Still Life  \n",
1091        "44                      Tattoo You (2009 Re-Mastered)  \n",
1092        "45                Emotional Rescue (2009 Re-Mastered)  \n",
1093        "46                                         Some Girls  \n",
1094        "47                        Some Girls (Deluxe Version)  "
1095       ]
1096      },
1097      "execution_count": 18,
1098      "metadata": {},
1099      "output_type": "execute_result"
1100     }
1101    ],
1102    "source": [
1103     "pd.DataFrame(list(albums.find({}, ['name', 'artist_name'])))"
1104    ]
1105   },
1106   {
1107    "cell_type": "markdown",
1108    "metadata": {},
1109    "source": [
1110     "According to the [Spotify documentation](https://developer.spotify.com/web-api/object-model/#track-object), some objects returned have only a bit of the data, and contain a `href` field for where to find the rest. The track details in the album documents fit that bill, so let's find the full track information.\n",
1111     "\n",
1112     "While doing this, not that Spotify will rate-limit the requests, so we have to include a loop to respect the timeout and retry the requests after the appropriate time."
1113    ]
1114   },
1115   {
1116    "cell_type": "code",
1117    "execution_count": 19,
1118    "metadata": {
1119     "collapsed": false
1120    },
1121    "outputs": [],
1122    "source": [
1123     "def get_tracks(album_id):\n",
1124     "    album = albums.find_one({'_id': album_id})\n",
1125     "    for t in album['tracks']['items']:\n",
1126     "        for _ in range(10):\n",
1127     "            try:\n",
1128     "                with urllib.request.urlopen(t['href']) as f:\n",
1129     "                    track = json.loads(f.read().decode('utf-8'))\n",
1130     "                    track['_id'] = track['id']\n",
1131     "                    track['album_id'] = album_id\n",
1132     "                    tracks.replace_one({'_id': track['_id']}, track, upsert=True)\n",
1133     "                    break\n",
1134     "            except urllib.error.HTTPError as e:\n",
1135     "                print(\"Rate limited. Pausing for\", e.info()['Retry-After'])\n",
1136     "                time.sleep(int(e.info()['Retry-After']) + 0.5)\n",
1137     "                continue"
1138    ]
1139   },
1140   {
1141    "cell_type": "code",
1142    "execution_count": 20,
1143    "metadata": {
1144     "collapsed": false,
1145     "scrolled": true
1146    },
1147    "outputs": [
1148     {
1149      "name": "stdout",
1150      "output_type": "stream",
1151      "text": [
1152       "Rate limited. Pausing for 2\n",
1153       "Rate limited. Pausing for 0\n",
1154       "Rate limited. Pausing for 0\n",
1155       "Rate limited. Pausing for 0\n",
1156       "Rate limited. Pausing for 0\n",
1157       "Rate limited. Pausing for 0\n",
1158       "Rate limited. Pausing for 0\n"
1159      ]
1160     },
1161     {
1162      "data": {
1163       "text/plain": [
1164        "671"
1165       ]
1166      },
1167      "execution_count": 20,
1168      "metadata": {},
1169      "output_type": "execute_result"
1170     }
1171    ],
1172    "source": [
1173     "for album in albums.find():\n",
1174     "    get_tracks(album['_id'])\n",
1175     "tracks.find().count()"
1176    ]
1177   },
1178   {
1179    "cell_type": "code",
1180    "execution_count": 21,
1181    "metadata": {
1182     "collapsed": false
1183    },
1184    "outputs": [
1185     {
1186      "data": {
1187       "text/html": [
1188        "<div>\n",
1189        "<table border=\"1\" class=\"dataframe\">\n",
1190        "  <thead>\n",
1191        "    <tr style=\"text-align: right;\">\n",
1192        "      <th></th>\n",
1193        "      <th>0</th>\n",
1194        "      <th>1</th>\n",
1195        "      <th>2</th>\n",
1196        "      <th>3</th>\n",
1197        "      <th>4</th>\n",
1198        "    </tr>\n",
1199        "  </thead>\n",
1200        "  <tbody>\n",
1201        "    <tr>\n",
1202        "      <th>_id</th>\n",
1203        "      <td>0Za26pWVLQpKfXmb9FX10S</td>\n",
1204        "      <td>6295nz7PVXm49Ihqwm39Ew</td>\n",
1205        "      <td>0832Tptls5YicHPGgw7ssP</td>\n",
1206        "      <td>6yq33zsqWCd8cYXQdtAFZ9</td>\n",
1207        "      <td>5pTWpY8l7B1XcQnijEFGFj</td>\n",
1208        "    </tr>\n",
1209        "    <tr>\n",
1210        "      <th>album</th>\n",
1211        "      <td>{'href': 'https://api.spotify.com/v1/albums/54...</td>\n",
1212        "      <td>{'href': 'https://api.spotify.com/v1/albums/54...</td>\n",
1213        "      <td>{'href': 'https://api.spotify.com/v1/albums/54...</td>\n",
1214        "      <td>{'href': 'https://api.spotify.com/v1/albums/54...</td>\n",
1215        "      <td>{'href': 'https://api.spotify.com/v1/albums/6F...</td>\n",
1216        "    </tr>\n",
1217        "    <tr>\n",
1218        "      <th>album_id</th>\n",
1219        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1220        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1221        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1222        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1223        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1224        "    </tr>\n",
1225        "    <tr>\n",
1226        "      <th>artists</th>\n",
1227        "      <td>[{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...</td>\n",
1228        "      <td>[{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...</td>\n",
1229        "      <td>[{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...</td>\n",
1230        "      <td>[{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...</td>\n",
1231        "      <td>[{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...</td>\n",
1232        "    </tr>\n",
1233        "    <tr>\n",
1234        "      <th>available_markets</th>\n",
1235        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
1236        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
1237        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
1238        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
1239        "      <td>[AD, AR, AT, AU, BG, BO, BR, CL, CO, CR, CY, C...</td>\n",
1240        "    </tr>\n",
1241        "    <tr>\n",
1242        "      <th>disc_number</th>\n",
1243        "      <td>1</td>\n",
1244        "      <td>1</td>\n",
1245        "      <td>1</td>\n",
1246        "      <td>1</td>\n",
1247        "      <td>1</td>\n",
1248        "    </tr>\n",
1249        "    <tr>\n",
1250        "      <th>duration_ms</th>\n",
1251        "      <td>187440</td>\n",
1252        "      <td>204960</td>\n",
1253        "      <td>265173</td>\n",
1254        "      <td>226800</td>\n",
1255        "      <td>288666</td>\n",
1256        "    </tr>\n",
1257        "    <tr>\n",
1258        "      <th>explicit</th>\n",
1259        "      <td>False</td>\n",
1260        "      <td>False</td>\n",
1261        "      <td>False</td>\n",
1262        "      <td>False</td>\n",
1263        "      <td>False</td>\n",
1264        "    </tr>\n",
1265        "    <tr>\n",
1266        "      <th>external_ids</th>\n",
1267        "      <td>{'isrc': 'GBCJN7800007'}</td>\n",
1268        "      <td>{'isrc': 'GBCJN7800008'}</td>\n",
1269        "      <td>{'isrc': 'GBCJN7800009'}</td>\n",
1270        "      <td>{'isrc': 'GBCJN7800010'}</td>\n",
1271        "      <td>{'isrc': 'GBCJN7800001'}</td>\n",
1272        "    </tr>\n",
1273        "    <tr>\n",
1274        "      <th>external_urls</th>\n",
1275        "      <td>{'spotify': 'https://open.spotify.com/track/0Z...</td>\n",
1276        "      <td>{'spotify': 'https://open.spotify.com/track/62...</td>\n",
1277        "      <td>{'spotify': 'https://open.spotify.com/track/08...</td>\n",
1278        "      <td>{'spotify': 'https://open.spotify.com/track/6y...</td>\n",
1279        "      <td>{'spotify': 'https://open.spotify.com/track/5p...</td>\n",
1280        "    </tr>\n",
1281        "    <tr>\n",
1282        "      <th>href</th>\n",
1283        "      <td>https://api.spotify.com/v1/tracks/0Za26pWVLQpK...</td>\n",
1284        "      <td>https://api.spotify.com/v1/tracks/6295nz7PVXm4...</td>\n",
1285        "      <td>https://api.spotify.com/v1/tracks/0832Tptls5Yi...</td>\n",
1286        "      <td>https://api.spotify.com/v1/tracks/6yq33zsqWCd8...</td>\n",
1287        "      <td>https://api.spotify.com/v1/tracks/5pTWpY8l7B1X...</td>\n",
1288        "    </tr>\n",
1289        "    <tr>\n",
1290        "      <th>id</th>\n",
1291        "      <td>0Za26pWVLQpKfXmb9FX10S</td>\n",
1292        "      <td>6295nz7PVXm49Ihqwm39Ew</td>\n",
1293        "      <td>0832Tptls5YicHPGgw7ssP</td>\n",
1294        "      <td>6yq33zsqWCd8cYXQdtAFZ9</td>\n",
1295        "      <td>5pTWpY8l7B1XcQnijEFGFj</td>\n",
1296        "    </tr>\n",
1297        "    <tr>\n",
1298        "      <th>name</th>\n",
1299        "      <td>Respectable - Remastered</td>\n",
1300        "      <td>Before They Make Me Run - Remastered</td>\n",
1301        "      <td>Beast Of Burden - Remastered</td>\n",
1302        "      <td>Shattered - Remastered</td>\n",
1303        "      <td>Miss You - Remastered</td>\n",
1304        "    </tr>\n",
1305        "    <tr>\n",
1306        "      <th>popularity</th>\n",
1307        "      <td>32</td>\n",
1308        "      <td>27</td>\n",
1309        "      <td>61</td>\n",
1310        "      <td>31</td>\n",
1311        "      <td>50</td>\n",
1312        "    </tr>\n",
1313        "    <tr>\n",
1314        "      <th>preview_url</th>\n",
1315        "      <td>https://p.scdn.co/mp3-preview/f5e932d9acc6a359...</td>\n",
1316        "      <td>https://p.scdn.co/mp3-preview/ee5832b597975b27...</td>\n",
1317        "      <td>https://p.scdn.co/mp3-preview/6707390f6c75c161...</td>\n",
1318        "      <td>https://p.scdn.co/mp3-preview/bd736b977c5779dd...</td>\n",
1319        "      <td>https://p.scdn.co/mp3-preview/24d78633a528e097...</td>\n",
1320        "    </tr>\n",
1321        "    <tr>\n",
1322        "      <th>track_number</th>\n",
1323        "      <td>7</td>\n",
1324        "      <td>8</td>\n",
1325        "      <td>9</td>\n",
1326        "      <td>10</td>\n",
1327        "      <td>1</td>\n",
1328        "    </tr>\n",
1329        "    <tr>\n",
1330        "      <th>type</th>\n",
1331        "      <td>track</td>\n",
1332        "      <td>track</td>\n",
1333        "      <td>track</td>\n",
1334        "      <td>track</td>\n",
1335        "      <td>track</td>\n",
1336        "    </tr>\n",
1337        "    <tr>\n",
1338        "      <th>uri</th>\n",
1339        "      <td>spotify:track:0Za26pWVLQpKfXmb9FX10S</td>\n",
1340        "      <td>spotify:track:6295nz7PVXm49Ihqwm39Ew</td>\n",
1341        "      <td>spotify:track:0832Tptls5YicHPGgw7ssP</td>\n",
1342        "      <td>spotify:track:6yq33zsqWCd8cYXQdtAFZ9</td>\n",
1343        "      <td>spotify:track:5pTWpY8l7B1XcQnijEFGFj</td>\n",
1344        "    </tr>\n",
1345        "  </tbody>\n",
1346        "</table>\n",
1347        "</div>"
1348       ],
1349       "text/plain": [
1350        "                                                                   0  \\\n",
1351        "_id                                           0Za26pWVLQpKfXmb9FX10S   \n",
1352        "album              {'href': 'https://api.spotify.com/v1/albums/54...   \n",
1353        "album_id                                      54sqbAXxR1jFfyXb1WvrHK   \n",
1354        "artists            [{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...   \n",
1355        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
1356        "disc_number                                                        1   \n",
1357        "duration_ms                                                   187440   \n",
1358        "explicit                                                       False   \n",
1359        "external_ids                                {'isrc': 'GBCJN7800007'}   \n",
1360        "external_urls      {'spotify': 'https://open.spotify.com/track/0Z...   \n",
1361        "href               https://api.spotify.com/v1/tracks/0Za26pWVLQpK...   \n",
1362        "id                                            0Za26pWVLQpKfXmb9FX10S   \n",
1363        "name                                        Respectable - Remastered   \n",
1364        "popularity                                                        32   \n",
1365        "preview_url        https://p.scdn.co/mp3-preview/f5e932d9acc6a359...   \n",
1366        "track_number                                                       7   \n",
1367        "type                                                           track   \n",
1368        "uri                             spotify:track:0Za26pWVLQpKfXmb9FX10S   \n",
1369        "\n",
1370        "                                                                   1  \\\n",
1371        "_id                                           6295nz7PVXm49Ihqwm39Ew   \n",
1372        "album              {'href': 'https://api.spotify.com/v1/albums/54...   \n",
1373        "album_id                                      54sqbAXxR1jFfyXb1WvrHK   \n",
1374        "artists            [{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...   \n",
1375        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
1376        "disc_number                                                        1   \n",
1377        "duration_ms                                                   204960   \n",
1378        "explicit                                                       False   \n",
1379        "external_ids                                {'isrc': 'GBCJN7800008'}   \n",
1380        "external_urls      {'spotify': 'https://open.spotify.com/track/62...   \n",
1381        "href               https://api.spotify.com/v1/tracks/6295nz7PVXm4...   \n",
1382        "id                                            6295nz7PVXm49Ihqwm39Ew   \n",
1383        "name                            Before They Make Me Run - Remastered   \n",
1384        "popularity                                                        27   \n",
1385        "preview_url        https://p.scdn.co/mp3-preview/ee5832b597975b27...   \n",
1386        "track_number                                                       8   \n",
1387        "type                                                           track   \n",
1388        "uri                             spotify:track:6295nz7PVXm49Ihqwm39Ew   \n",
1389        "\n",
1390        "                                                                   2  \\\n",
1391        "_id                                           0832Tptls5YicHPGgw7ssP   \n",
1392        "album              {'href': 'https://api.spotify.com/v1/albums/54...   \n",
1393        "album_id                                      54sqbAXxR1jFfyXb1WvrHK   \n",
1394        "artists            [{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...   \n",
1395        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
1396        "disc_number                                                        1   \n",
1397        "duration_ms                                                   265173   \n",
1398        "explicit                                                       False   \n",
1399        "external_ids                                {'isrc': 'GBCJN7800009'}   \n",
1400        "external_urls      {'spotify': 'https://open.spotify.com/track/08...   \n",
1401        "href               https://api.spotify.com/v1/tracks/0832Tptls5Yi...   \n",
1402        "id                                            0832Tptls5YicHPGgw7ssP   \n",
1403        "name                                    Beast Of Burden - Remastered   \n",
1404        "popularity                                                        61   \n",
1405        "preview_url        https://p.scdn.co/mp3-preview/6707390f6c75c161...   \n",
1406        "track_number                                                       9   \n",
1407        "type                                                           track   \n",
1408        "uri                             spotify:track:0832Tptls5YicHPGgw7ssP   \n",
1409        "\n",
1410        "                                                                   3  \\\n",
1411        "_id                                           6yq33zsqWCd8cYXQdtAFZ9   \n",
1412        "album              {'href': 'https://api.spotify.com/v1/albums/54...   \n",
1413        "album_id                                      54sqbAXxR1jFfyXb1WvrHK   \n",
1414        "artists            [{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...   \n",
1415        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
1416        "disc_number                                                        1   \n",
1417        "duration_ms                                                   226800   \n",
1418        "explicit                                                       False   \n",
1419        "external_ids                                {'isrc': 'GBCJN7800010'}   \n",
1420        "external_urls      {'spotify': 'https://open.spotify.com/track/6y...   \n",
1421        "href               https://api.spotify.com/v1/tracks/6yq33zsqWCd8...   \n",
1422        "id                                            6yq33zsqWCd8cYXQdtAFZ9   \n",
1423        "name                                          Shattered - Remastered   \n",
1424        "popularity                                                        31   \n",
1425        "preview_url        https://p.scdn.co/mp3-preview/bd736b977c5779dd...   \n",
1426        "track_number                                                      10   \n",
1427        "type                                                           track   \n",
1428        "uri                             spotify:track:6yq33zsqWCd8cYXQdtAFZ9   \n",
1429        "\n",
1430        "                                                                   4  \n",
1431        "_id                                           5pTWpY8l7B1XcQnijEFGFj  \n",
1432        "album              {'href': 'https://api.spotify.com/v1/albums/6F...  \n",
1433        "album_id                                      6FjXxl9VLURGuubdXUn2J3  \n",
1434        "artists            [{'id': '22bE4uQ6baNwSHPVcDxLCe', 'name': 'The...  \n",
1435        "available_markets  [AD, AR, AT, AU, BG, BO, BR, CL, CO, CR, CY, C...  \n",
1436        "disc_number                                                        1  \n",
1437        "duration_ms                                                   288666  \n",
1438        "explicit                                                       False  \n",
1439        "external_ids                                {'isrc': 'GBCJN7800001'}  \n",
1440        "external_urls      {'spotify': 'https://open.spotify.com/track/5p...  \n",
1441        "href               https://api.spotify.com/v1/tracks/5pTWpY8l7B1X...  \n",
1442        "id                                            5pTWpY8l7B1XcQnijEFGFj  \n",
1443        "name                                           Miss You - Remastered  \n",
1444        "popularity                                                        50  \n",
1445        "preview_url        https://p.scdn.co/mp3-preview/24d78633a528e097...  \n",
1446        "track_number                                                       1  \n",
1447        "type                                                           track  \n",
1448        "uri                             spotify:track:5pTWpY8l7B1XcQnijEFGFj  "
1449       ]
1450      },
1451      "execution_count": 21,
1452      "metadata": {},
1453      "output_type": "execute_result"
1454     }
1455    ],
1456    "source": [
1457     "pd.DataFrame(list(tracks.find())).head().T"
1458    ]
1459   },
1460   {
1461    "cell_type": "code",
1462    "execution_count": 22,
1463    "metadata": {
1464     "collapsed": false
1465    },
1466    "outputs": [
1467     {
1468      "data": {
1469       "text/plain": [
1470        "{'_id': '0Za26pWVLQpKfXmb9FX10S'}"
1471       ]
1472      },
1473      "execution_count": 22,
1474      "metadata": {},
1475      "output_type": "execute_result"
1476     }
1477    ],
1478    "source": [
1479     "tracks.find_one({}, 'album.id')"
1480    ]
1481   },
1482   {
1483    "cell_type": "markdown",
1484    "metadata": {},
1485    "source": [
1486     "### Tag tracks with artist<a name=\"tagtrackwithartist\"></a>\n",
1487     "Again, make an easy tag for the artist of each track.\n",
1488     "\n",
1489     "* [Top](#top)"
1490    ]
1491   },
1492   {
1493    "cell_type": "code",
1494    "execution_count": 23,
1495    "metadata": {
1496     "collapsed": true
1497    },
1498    "outputs": [],
1499    "source": [
1500     "for t in tracks.find({}, ['artists']):\n",
1501     "    tracks.update_one({'_id': t['_id']}, \n",
1502     "                      {'$set': {'artist_name': t['artists'][0]['name'],\n",
1503     "                                'artist_id': t['artists'][0]['id']}})"
1504    ]
1505   },
1506   {
1507    "cell_type": "code",
1508    "execution_count": 24,
1509    "metadata": {
1510     "collapsed": false
1511    },
1512    "outputs": [
1513     {
1514      "data": {
1515       "text/plain": [
1516        "{'Duke Ellington',\n",
1517        " 'George Martin',\n",
1518        " 'Jimi Hendrix',\n",
1519        " 'Radiohead',\n",
1520        " 'The Beatles',\n",
1521        " 'The Rolling Stones'}"
1522       ]
1523      },
1524      "execution_count": 24,
1525      "metadata": {},
1526      "output_type": "execute_result"
1527     }
1528    ],
1529    "source": [
1530     "set(t['artist_name'] for t in tracks.find({}))"
1531    ]
1532   },
1533   {
1534    "cell_type": "code",
1535    "execution_count": 25,
1536    "metadata": {
1537     "collapsed": false,
1538     "scrolled": true
1539    },
1540    "outputs": [
1541     {
1542      "data": {
1543       "text/html": [
1544        "<div>\n",
1545        "<table border=\"1\" class=\"dataframe\">\n",
1546        "  <thead>\n",
1547        "    <tr style=\"text-align: right;\">\n",
1548        "      <th></th>\n",
1549        "      <th>album_id</th>\n",
1550        "      <th>album_name</th>\n",
1551        "      <th>artist_name</th>\n",
1552        "      <th>track_id</th>\n",
1553        "      <th>track_name</th>\n",
1554        "    </tr>\n",
1555        "  </thead>\n",
1556        "  <tbody>\n",
1557        "    <tr>\n",
1558        "      <th>0</th>\n",
1559        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1560        "      <td>Live At The Hollywood Bowl</td>\n",
1561        "      <td>The Beatles</td>\n",
1562        "      <td>4edArG2VehvJdwOZfYOxtK</td>\n",
1563        "      <td>Twist And Shout - Live / Remastered</td>\n",
1564        "    </tr>\n",
1565        "    <tr>\n",
1566        "      <th>1</th>\n",
1567        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1568        "      <td>Live At The Hollywood Bowl</td>\n",
1569        "      <td>The Beatles</td>\n",
1570        "      <td>150EAeMGWJRubuH8zyx7h8</td>\n",
1571        "      <td>She's A Woman - Live / Remastered</td>\n",
1572        "    </tr>\n",
1573        "    <tr>\n",
1574        "      <th>2</th>\n",
1575        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1576        "      <td>Live At The Hollywood Bowl</td>\n",
1577        "      <td>The Beatles</td>\n",
1578        "      <td>1fVeHYkyMxrjbjRAD9uWsZ</td>\n",
1579        "      <td>Dizzy Miss Lizzy - Live / Remastered</td>\n",
1580        "    </tr>\n",
1581        "    <tr>\n",
1582        "      <th>3</th>\n",
1583        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1584        "      <td>Live At The Hollywood Bowl</td>\n",
1585        "      <td>The Beatles</td>\n",
1586        "      <td>0GRplBEB2FWCKutwMmS6nY</td>\n",
1587        "      <td>Ticket To Ride - Live / Remastered</td>\n",
1588        "    </tr>\n",
1589        "    <tr>\n",
1590        "      <th>4</th>\n",
1591        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1592        "      <td>Live At The Hollywood Bowl</td>\n",
1593        "      <td>The Beatles</td>\n",
1594        "      <td>1eVymk74iroqhsZxm0Vy3g</td>\n",
1595        "      <td>Can't Buy Me Love - Live / Remastered</td>\n",
1596        "    </tr>\n",
1597        "    <tr>\n",
1598        "      <th>5</th>\n",
1599        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1600        "      <td>Live At The Hollywood Bowl</td>\n",
1601        "      <td>The Beatles</td>\n",
1602        "      <td>2p5a9gu6NECVSvBtGSU1vm</td>\n",
1603        "      <td>Things We Said Today - Live / Remastered</td>\n",
1604        "    </tr>\n",
1605        "    <tr>\n",
1606        "      <th>6</th>\n",
1607        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1608        "      <td>Live At The Hollywood Bowl</td>\n",
1609        "      <td>The Beatles</td>\n",
1610        "      <td>1HyLh5cctOnP186CBi8bhm</td>\n",
1611        "      <td>Roll Over Beethoven - Live / Remastered</td>\n",
1612        "    </tr>\n",
1613        "    <tr>\n",
1614        "      <th>7</th>\n",
1615        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1616        "      <td>Live At The Hollywood Bowl</td>\n",
1617        "      <td>The Beatles</td>\n",
1618        "      <td>7fZEWm7TAL2oZDyiYrrgnk</td>\n",
1619        "      <td>Boys - Live / Remastered</td>\n",
1620        "    </tr>\n",
1621        "    <tr>\n",
1622        "      <th>8</th>\n",
1623        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1624        "      <td>Live At The Hollywood Bowl</td>\n",
1625        "      <td>The Beatles</td>\n",
1626        "      <td>21nhooOxso7CCoHPE73w4L</td>\n",
1627        "      <td>A Hard Day's Night - Live / Remastered</td>\n",
1628        "    </tr>\n",
1629        "    <tr>\n",
1630        "      <th>9</th>\n",
1631        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1632        "      <td>Live At The Hollywood Bowl</td>\n",
1633        "      <td>The Beatles</td>\n",
1634        "      <td>1alcPfZWUHh01l4Fnoo5Jt</td>\n",
1635        "      <td>Help! - Live / Remastered</td>\n",
1636        "    </tr>\n",
1637        "    <tr>\n",
1638        "      <th>10</th>\n",
1639        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1640        "      <td>Live At The Hollywood Bowl</td>\n",
1641        "      <td>The Beatles</td>\n",
1642        "      <td>24gUDXSQysdnTaRpbWtYlK</td>\n",
1643        "      <td>All My Loving - Live / Remastered</td>\n",
1644        "    </tr>\n",
1645        "    <tr>\n",
1646        "      <th>11</th>\n",
1647        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1648        "      <td>Live At The Hollywood Bowl</td>\n",
1649        "      <td>The Beatles</td>\n",
1650        "      <td>2VmFFbXSJzYxzEJSAeI0lM</td>\n",
1651        "      <td>She Loves You - Live / Remastered</td>\n",
1652        "    </tr>\n",
1653        "    <tr>\n",
1654        "      <th>12</th>\n",
1655        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1656        "      <td>Live At The Hollywood Bowl</td>\n",
1657        "      <td>The Beatles</td>\n",
1658        "      <td>6b8lhQ86u5MddlmXulslpD</td>\n",
1659        "      <td>Long Tall Sally - Live / Remastered</td>\n",
1660        "    </tr>\n",
1661        "    <tr>\n",
1662        "      <th>13</th>\n",
1663        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1664        "      <td>Live At The Hollywood Bowl</td>\n",
1665        "      <td>The Beatles</td>\n",
1666        "      <td>1oKfZ5MTCSrv07hsHqJ0JS</td>\n",
1667        "      <td>You Can't Do That - Live / Bonus Track</td>\n",
1668        "    </tr>\n",
1669        "    <tr>\n",
1670        "      <th>14</th>\n",
1671        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1672        "      <td>Live At The Hollywood Bowl</td>\n",
1673        "      <td>The Beatles</td>\n",
1674        "      <td>04gBqA2mubcTgFqL9Domlj</td>\n",
1675        "      <td>I Want To Hold Your Hand - Live / Bonus Track</td>\n",
1676        "    </tr>\n",
1677        "    <tr>\n",
1678        "      <th>15</th>\n",
1679        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1680        "      <td>Live At The Hollywood Bowl</td>\n",
1681        "      <td>The Beatles</td>\n",
1682        "      <td>79QDgDoBbS7pCrOjIH7ByA</td>\n",
1683        "      <td>Everybody’s Trying To Be My Baby - Live / Bonu...</td>\n",
1684        "    </tr>\n",
1685        "    <tr>\n",
1686        "      <th>16</th>\n",
1687        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
1688        "      <td>Live At The Hollywood Bowl</td>\n",
1689        "      <td>The Beatles</td>\n",
1690        "      <td>1yV2I5c6efVSqSiuv9H2AD</td>\n",
1691        "      <td>Baby's In Black - Live / Bonus Track</td>\n",
1692        "    </tr>\n",
1693        "    <tr>\n",
1694        "      <th>17</th>\n",
1695        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1696        "      <td>1 (Remastered)</td>\n",
1697        "      <td>The Beatles</td>\n",
1698        "      <td>5JT7CoUSGNk7mMNkHMQjqr</td>\n",
1699        "      <td>Love Me Do - Mono / Remastered 2015</td>\n",
1700        "    </tr>\n",
1701        "    <tr>\n",
1702        "      <th>18</th>\n",
1703        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1704        "      <td>1 (Remastered)</td>\n",
1705        "      <td>The Beatles</td>\n",
1706        "      <td>2Q2Gu7Bv8iLenuygtBgDUw</td>\n",
1707        "      <td>From Me To You - Mono / Remastered 2015</td>\n",
1708        "    </tr>\n",
1709        "    <tr>\n",
1710        "      <th>19</th>\n",
1711        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1712        "      <td>1 (Remastered)</td>\n",
1713        "      <td>The Beatles</td>\n",
1714        "      <td>2Fk411Ix3qnMG8t8Qa74ZX</td>\n",
1715        "      <td>She Loves You - Mono / Remastered 2015</td>\n",
1716        "    </tr>\n",
1717        "    <tr>\n",
1718        "      <th>20</th>\n",
1719        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1720        "      <td>1 (Remastered)</td>\n",
1721        "      <td>The Beatles</td>\n",
1722        "      <td>4DRBaZ760gyk7LWnaJFqsJ</td>\n",
1723        "      <td>I Want To Hold Your Hand - Remastered 2015</td>\n",
1724        "    </tr>\n",
1725        "    <tr>\n",
1726        "      <th>21</th>\n",
1727        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1728        "      <td>1 (Remastered)</td>\n",
1729        "      <td>The Beatles</td>\n",
1730        "      <td>7pQAq14Z73YUFMtxCyt0bG</td>\n",
1731        "      <td>Can't Buy Me Love - Remastered 2015</td>\n",
1732        "    </tr>\n",
1733        "    <tr>\n",
1734        "      <th>22</th>\n",
1735        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1736        "      <td>1 (Remastered)</td>\n",
1737        "      <td>The Beatles</td>\n",
1738        "      <td>0mNQUZEATk2uItMUtiLWK5</td>\n",
1739        "      <td>A Hard Day's Night - Remastered 2015</td>\n",
1740        "    </tr>\n",
1741        "    <tr>\n",
1742        "      <th>23</th>\n",
1743        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1744        "      <td>1 (Remastered)</td>\n",
1745        "      <td>The Beatles</td>\n",
1746        "      <td>0Gm34HBxrXlaAf1jdJMjx2</td>\n",
1747        "      <td>I Feel Fine - Remastered 2015</td>\n",
1748        "    </tr>\n",
1749        "    <tr>\n",
1750        "      <th>24</th>\n",
1751        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1752        "      <td>1 (Remastered)</td>\n",
1753        "      <td>The Beatles</td>\n",
1754        "      <td>3nhJDVdUrm6DnDW4iBfpKz</td>\n",
1755        "      <td>Eight Days A Week - Remastered 2015</td>\n",
1756        "    </tr>\n",
1757        "    <tr>\n",
1758        "      <th>25</th>\n",
1759        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1760        "      <td>1 (Remastered)</td>\n",
1761        "      <td>The Beatles</td>\n",
1762        "      <td>6pkjW5srxjzRSKKMrl7et8</td>\n",
1763        "      <td>Ticket To Ride - Remastered 2015</td>\n",
1764        "    </tr>\n",
1765        "    <tr>\n",
1766        "      <th>26</th>\n",
1767        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1768        "      <td>1 (Remastered)</td>\n",
1769        "      <td>The Beatles</td>\n",
1770        "      <td>1dfuJYDSIc41cw5RPsaCF1</td>\n",
1771        "      <td>Help! - Remastered 2015</td>\n",
1772        "    </tr>\n",
1773        "    <tr>\n",
1774        "      <th>27</th>\n",
1775        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1776        "      <td>1 (Remastered)</td>\n",
1777        "      <td>The Beatles</td>\n",
1778        "      <td>63uskN0xLezVg4281wzeQn</td>\n",
1779        "      <td>Yesterday - Remastered 2015</td>\n",
1780        "    </tr>\n",
1781        "    <tr>\n",
1782        "      <th>28</th>\n",
1783        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1784        "      <td>1 (Remastered)</td>\n",
1785        "      <td>The Beatles</td>\n",
1786        "      <td>0vXGSlE4ft3n5JHZMHHSIj</td>\n",
1787        "      <td>Day Tripper - Remastered 2015</td>\n",
1788        "    </tr>\n",
1789        "    <tr>\n",
1790        "      <th>29</th>\n",
1791        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
1792        "      <td>1 (Remastered)</td>\n",
1793        "      <td>The Beatles</td>\n",
1794        "      <td>0Lckblu9CJUXOeMV0XY3b9</td>\n",
1795        "      <td>We Can Work It Out - Remastered 2015</td>\n",
1796        "    </tr>\n",
1797        "    <tr>\n",
1798        "      <th>...</th>\n",
1799        "      <td>...</td>\n",
1800        "      <td>...</td>\n",
1801        "      <td>...</td>\n",
1802        "      <td>...</td>\n",
1803        "      <td>...</td>\n",
1804        "    </tr>\n",
1805        "    <tr>\n",
1806        "      <th>641</th>\n",
1807        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1808        "      <td>Some Girls</td>\n",
1809        "      <td>The Rolling Stones</td>\n",
1810        "      <td>5ZesVHq9Nox8YjOR1kCpbN</td>\n",
1811        "      <td>Just My Imagination (Running Away With Me) - R...</td>\n",
1812        "    </tr>\n",
1813        "    <tr>\n",
1814        "      <th>642</th>\n",
1815        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1816        "      <td>Some Girls</td>\n",
1817        "      <td>The Rolling Stones</td>\n",
1818        "      <td>6hLpp90qMxG3TMvMzwJsiQ</td>\n",
1819        "      <td>Some Girls - Remastered</td>\n",
1820        "    </tr>\n",
1821        "    <tr>\n",
1822        "      <th>643</th>\n",
1823        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1824        "      <td>Some Girls</td>\n",
1825        "      <td>The Rolling Stones</td>\n",
1826        "      <td>3WqR7lRoHEvG0ExkAqBkPj</td>\n",
1827        "      <td>Lies - Remastered</td>\n",
1828        "    </tr>\n",
1829        "    <tr>\n",
1830        "      <th>644</th>\n",
1831        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1832        "      <td>Some Girls</td>\n",
1833        "      <td>The Rolling Stones</td>\n",
1834        "      <td>06PEXSCNl8Xwf2633TdNnx</td>\n",
1835        "      <td>Far Away Eyes - Remastered</td>\n",
1836        "    </tr>\n",
1837        "    <tr>\n",
1838        "      <th>645</th>\n",
1839        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1840        "      <td>Some Girls</td>\n",
1841        "      <td>The Rolling Stones</td>\n",
1842        "      <td>0Za26pWVLQpKfXmb9FX10S</td>\n",
1843        "      <td>Respectable - Remastered</td>\n",
1844        "    </tr>\n",
1845        "    <tr>\n",
1846        "      <th>646</th>\n",
1847        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1848        "      <td>Some Girls</td>\n",
1849        "      <td>The Rolling Stones</td>\n",
1850        "      <td>6295nz7PVXm49Ihqwm39Ew</td>\n",
1851        "      <td>Before They Make Me Run - Remastered</td>\n",
1852        "    </tr>\n",
1853        "    <tr>\n",
1854        "      <th>647</th>\n",
1855        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1856        "      <td>Some Girls</td>\n",
1857        "      <td>The Rolling Stones</td>\n",
1858        "      <td>0832Tptls5YicHPGgw7ssP</td>\n",
1859        "      <td>Beast Of Burden - Remastered</td>\n",
1860        "    </tr>\n",
1861        "    <tr>\n",
1862        "      <th>648</th>\n",
1863        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
1864        "      <td>Some Girls</td>\n",
1865        "      <td>The Rolling Stones</td>\n",
1866        "      <td>6yq33zsqWCd8cYXQdtAFZ9</td>\n",
1867        "      <td>Shattered - Remastered</td>\n",
1868        "    </tr>\n",
1869        "    <tr>\n",
1870        "      <th>649</th>\n",
1871        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1872        "      <td>Some Girls (Deluxe Version)</td>\n",
1873        "      <td>The Rolling Stones</td>\n",
1874        "      <td>5pTWpY8l7B1XcQnijEFGFj</td>\n",
1875        "      <td>Miss You - Remastered</td>\n",
1876        "    </tr>\n",
1877        "    <tr>\n",
1878        "      <th>650</th>\n",
1879        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1880        "      <td>Some Girls (Deluxe Version)</td>\n",
1881        "      <td>The Rolling Stones</td>\n",
1882        "      <td>4E8qFhiuYAWEYYAsYIf4dW</td>\n",
1883        "      <td>When The Whip Comes Down - Remastered</td>\n",
1884        "    </tr>\n",
1885        "    <tr>\n",
1886        "      <th>651</th>\n",
1887        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1888        "      <td>Some Girls (Deluxe Version)</td>\n",
1889        "      <td>The Rolling Stones</td>\n",
1890        "      <td>7sDQlyQACyT7mNHFwwEMI7</td>\n",
1891        "      <td>Just My Imagination (Running Away With Me) - R...</td>\n",
1892        "    </tr>\n",
1893        "    <tr>\n",
1894        "      <th>652</th>\n",
1895        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1896        "      <td>Some Girls (Deluxe Version)</td>\n",
1897        "      <td>The Rolling Stones</td>\n",
1898        "      <td>48bJ1sWhJKdB8M43uqi924</td>\n",
1899        "      <td>Some Girls - Remastered</td>\n",
1900        "    </tr>\n",
1901        "    <tr>\n",
1902        "      <th>653</th>\n",
1903        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1904        "      <td>Some Girls (Deluxe Version)</td>\n",
1905        "      <td>The Rolling Stones</td>\n",
1906        "      <td>6362zAWHGgbrQaoeCFZpuO</td>\n",
1907        "      <td>Lies - Remastered</td>\n",
1908        "    </tr>\n",
1909        "    <tr>\n",
1910        "      <th>654</th>\n",
1911        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1912        "      <td>Some Girls (Deluxe Version)</td>\n",
1913        "      <td>The Rolling Stones</td>\n",
1914        "      <td>4RlD0KvoqPZy5n9Zi76X9l</td>\n",
1915        "      <td>Far Away Eyes - Remastered</td>\n",
1916        "    </tr>\n",
1917        "    <tr>\n",
1918        "      <th>655</th>\n",
1919        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1920        "      <td>Some Girls (Deluxe Version)</td>\n",
1921        "      <td>The Rolling Stones</td>\n",
1922        "      <td>33PXyHrkIHxp6PBVPlQGx7</td>\n",
1923        "      <td>Respectable - Remastered</td>\n",
1924        "    </tr>\n",
1925        "    <tr>\n",
1926        "      <th>656</th>\n",
1927        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1928        "      <td>Some Girls (Deluxe Version)</td>\n",
1929        "      <td>The Rolling Stones</td>\n",
1930        "      <td>7vsPbFinz35mfQO5d6oL0l</td>\n",
1931        "      <td>Before They Make Me Run - Remastered</td>\n",
1932        "    </tr>\n",
1933        "    <tr>\n",
1934        "      <th>657</th>\n",
1935        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1936        "      <td>Some Girls (Deluxe Version)</td>\n",
1937        "      <td>The Rolling Stones</td>\n",
1938        "      <td>7pfVe0VrMK5QhTaAYzkuYn</td>\n",
1939        "      <td>Beast Of Burden - Remastered</td>\n",
1940        "    </tr>\n",
1941        "    <tr>\n",
1942        "      <th>658</th>\n",
1943        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1944        "      <td>Some Girls (Deluxe Version)</td>\n",
1945        "      <td>The Rolling Stones</td>\n",
1946        "      <td>2giRM7RrP6utWLAb8jnFFk</td>\n",
1947        "      <td>Shattered - Remastered</td>\n",
1948        "    </tr>\n",
1949        "    <tr>\n",
1950        "      <th>659</th>\n",
1951        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1952        "      <td>Some Girls (Deluxe Version)</td>\n",
1953        "      <td>The Rolling Stones</td>\n",
1954        "      <td>1V25DJ3ghDJs8m58jbVMbf</td>\n",
1955        "      <td>Claudine</td>\n",
1956        "    </tr>\n",
1957        "    <tr>\n",
1958        "      <th>660</th>\n",
1959        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1960        "      <td>Some Girls (Deluxe Version)</td>\n",
1961        "      <td>The Rolling Stones</td>\n",
1962        "      <td>3rNTjyvxae83nJCLMxoVSW</td>\n",
1963        "      <td>So Young</td>\n",
1964        "    </tr>\n",
1965        "    <tr>\n",
1966        "      <th>661</th>\n",
1967        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1968        "      <td>Some Girls (Deluxe Version)</td>\n",
1969        "      <td>The Rolling Stones</td>\n",
1970        "      <td>5oAcuuY504M7eDCln5Xq89</td>\n",
1971        "      <td>Do You Think I Really Care</td>\n",
1972        "    </tr>\n",
1973        "    <tr>\n",
1974        "      <th>662</th>\n",
1975        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1976        "      <td>Some Girls (Deluxe Version)</td>\n",
1977        "      <td>The Rolling Stones</td>\n",
1978        "      <td>1ZBnd9Z80QPQ58BaL5OWlP</td>\n",
1979        "      <td>When You're Gone</td>\n",
1980        "    </tr>\n",
1981        "    <tr>\n",
1982        "      <th>663</th>\n",
1983        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1984        "      <td>Some Girls (Deluxe Version)</td>\n",
1985        "      <td>The Rolling Stones</td>\n",
1986        "      <td>624njB7Ny3mlA46QokEin9</td>\n",
1987        "      <td>No Spare Parts</td>\n",
1988        "    </tr>\n",
1989        "    <tr>\n",
1990        "      <th>664</th>\n",
1991        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
1992        "      <td>Some Girls (Deluxe Version)</td>\n",
1993        "      <td>The Rolling Stones</td>\n",
1994        "      <td>0WpZfMNsNhiEJ8RSLyjElp</td>\n",
1995        "      <td>Don't Be A Stranger</td>\n",
1996        "    </tr>\n",
1997        "    <tr>\n",
1998        "      <th>665</th>\n",
1999        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
2000        "      <td>Some Girls (Deluxe Version)</td>\n",
2001        "      <td>The Rolling Stones</td>\n",
2002        "      <td>0Baq94uZKy4pPvnc40xjPX</td>\n",
2003        "      <td>We Had It All</td>\n",
2004        "    </tr>\n",
2005        "    <tr>\n",
2006        "      <th>666</th>\n",
2007        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
2008        "      <td>Some Girls (Deluxe Version)</td>\n",
2009        "      <td>The Rolling Stones</td>\n",
2010        "      <td>4oOU3GgiZblheOI9JUmM1f</td>\n",
2011        "      <td>Tallahassee Lassie</td>\n",
2012        "    </tr>\n",
2013        "    <tr>\n",
2014        "      <th>667</th>\n",
2015        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
2016        "      <td>Some Girls (Deluxe Version)</td>\n",
2017        "      <td>The Rolling Stones</td>\n",
2018        "      <td>4LW3JaAze7gF8DpPBb2zzl</td>\n",
2019        "      <td>I Love You Too Much</td>\n",
2020        "    </tr>\n",
2021        "    <tr>\n",
2022        "      <th>668</th>\n",
2023        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
2024        "      <td>Some Girls (Deluxe Version)</td>\n",
2025        "      <td>The Rolling Stones</td>\n",
2026        "      <td>4LSyTg4sm3N99Pcckw9zjf</td>\n",
2027        "      <td>Keep Up Blues</td>\n",
2028        "    </tr>\n",
2029        "    <tr>\n",
2030        "      <th>669</th>\n",
2031        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
2032        "      <td>Some Girls (Deluxe Version)</td>\n",
2033        "      <td>The Rolling Stones</td>\n",
2034        "      <td>3u06WsJ1KtvEqmmmZqy76J</td>\n",
2035        "      <td>You Win Again</td>\n",
2036        "    </tr>\n",
2037        "    <tr>\n",
2038        "      <th>670</th>\n",
2039        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
2040        "      <td>Some Girls (Deluxe Version)</td>\n",
2041        "      <td>The Rolling Stones</td>\n",
2042        "      <td>7DgRvvPcJlxks2lNpudsuT</td>\n",
2043        "      <td>Petrol Blues</td>\n",
2044        "    </tr>\n",
2045        "  </tbody>\n",
2046        "</table>\n",
2047        "<p>671 rows × 5 columns</p>\n",
2048        "</div>"
2049       ],
2050       "text/plain": [
2051        "                   album_id                   album_name         artist_name  \\\n",
2052        "0    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2053        "1    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2054        "2    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2055        "3    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2056        "4    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2057        "5    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2058        "6    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2059        "7    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2060        "8    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2061        "9    5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2062        "10   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2063        "11   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2064        "12   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2065        "13   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2066        "14   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2067        "15   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2068        "16   5XfJmldgWzrc1AIdbBaVZn   Live At The Hollywood Bowl         The Beatles   \n",
2069        "17   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2070        "18   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2071        "19   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2072        "20   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2073        "21   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2074        "22   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2075        "23   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2076        "24   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2077        "25   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2078        "26   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2079        "27   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2080        "28   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2081        "29   5ju5Ouzan3QwXqQt1Tihbh               1 (Remastered)         The Beatles   \n",
2082        "..                      ...                          ...                 ...   \n",
2083        "641  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2084        "642  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2085        "643  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2086        "644  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2087        "645  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2088        "646  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2089        "647  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2090        "648  54sqbAXxR1jFfyXb1WvrHK                   Some Girls  The Rolling Stones   \n",
2091        "649  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2092        "650  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2093        "651  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2094        "652  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2095        "653  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2096        "654  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2097        "655  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2098        "656  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2099        "657  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2100        "658  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2101        "659  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2102        "660  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2103        "661  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2104        "662  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2105        "663  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2106        "664  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2107        "665  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2108        "666  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2109        "667  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2110        "668  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2111        "669  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2112        "670  6FjXxl9VLURGuubdXUn2J3  Some Girls (Deluxe Version)  The Rolling Stones   \n",
2113        "\n",
2114        "                   track_id                                         track_name  \n",
2115        "0    4edArG2VehvJdwOZfYOxtK                Twist And Shout - Live / Remastered  \n",
2116        "1    150EAeMGWJRubuH8zyx7h8                  She's A Woman - Live / Remastered  \n",
2117        "2    1fVeHYkyMxrjbjRAD9uWsZ               Dizzy Miss Lizzy - Live / Remastered  \n",
2118        "3    0GRplBEB2FWCKutwMmS6nY                 Ticket To Ride - Live / Remastered  \n",
2119        "4    1eVymk74iroqhsZxm0Vy3g              Can't Buy Me Love - Live / Remastered  \n",
2120        "5    2p5a9gu6NECVSvBtGSU1vm           Things We Said Today - Live / Remastered  \n",
2121        "6    1HyLh5cctOnP186CBi8bhm            Roll Over Beethoven - Live / Remastered  \n",
2122        "7    7fZEWm7TAL2oZDyiYrrgnk                           Boys - Live / Remastered  \n",
2123        "8    21nhooOxso7CCoHPE73w4L             A Hard Day's Night - Live / Remastered  \n",
2124        "9    1alcPfZWUHh01l4Fnoo5Jt                          Help! - Live / Remastered  \n",
2125        "10   24gUDXSQysdnTaRpbWtYlK                  All My Loving - Live / Remastered  \n",
2126        "11   2VmFFbXSJzYxzEJSAeI0lM                  She Loves You - Live / Remastered  \n",
2127        "12   6b8lhQ86u5MddlmXulslpD                Long Tall Sally - Live / Remastered  \n",
2128        "13   1oKfZ5MTCSrv07hsHqJ0JS             You Can't Do That - Live / Bonus Track  \n",
2129        "14   04gBqA2mubcTgFqL9Domlj      I Want To Hold Your Hand - Live / Bonus Track  \n",
2130        "15   79QDgDoBbS7pCrOjIH7ByA  Everybody’s Trying To Be My Baby - Live / Bonu...  \n",
2131        "16   1yV2I5c6efVSqSiuv9H2AD               Baby's In Black - Live / Bonus Track  \n",
2132        "17   5JT7CoUSGNk7mMNkHMQjqr                Love Me Do - Mono / Remastered 2015  \n",
2133        "18   2Q2Gu7Bv8iLenuygtBgDUw            From Me To You - Mono / Remastered 2015  \n",
2134        "19   2Fk411Ix3qnMG8t8Qa74ZX             She Loves You - Mono / Remastered 2015  \n",
2135        "20   4DRBaZ760gyk7LWnaJFqsJ         I Want To Hold Your Hand - Remastered 2015  \n",
2136        "21   7pQAq14Z73YUFMtxCyt0bG                Can't Buy Me Love - Remastered 2015  \n",
2137        "22   0mNQUZEATk2uItMUtiLWK5               A Hard Day's Night - Remastered 2015  \n",
2138        "23   0Gm34HBxrXlaAf1jdJMjx2                      I Feel Fine - Remastered 2015  \n",
2139        "24   3nhJDVdUrm6DnDW4iBfpKz                Eight Days A Week - Remastered 2015  \n",
2140        "25   6pkjW5srxjzRSKKMrl7et8                   Ticket To Ride - Remastered 2015  \n",
2141        "26   1dfuJYDSIc41cw5RPsaCF1                            Help! - Remastered 2015  \n",
2142        "27   63uskN0xLezVg4281wzeQn                        Yesterday - Remastered 2015  \n",
2143        "28   0vXGSlE4ft3n5JHZMHHSIj                      Day Tripper - Remastered 2015  \n",
2144        "29   0Lckblu9CJUXOeMV0XY3b9               We Can Work It Out - Remastered 2015  \n",
2145        "..                      ...                                                ...  \n",
2146        "641  5ZesVHq9Nox8YjOR1kCpbN  Just My Imagination (Running Away With Me) - R...  \n",
2147        "642  6hLpp90qMxG3TMvMzwJsiQ                            Some Girls - Remastered  \n",
2148        "643  3WqR7lRoHEvG0ExkAqBkPj                                  Lies - Remastered  \n",
2149        "644  06PEXSCNl8Xwf2633TdNnx                         Far Away Eyes - Remastered  \n",
2150        "645  0Za26pWVLQpKfXmb9FX10S                           Respectable - Remastered  \n",
2151        "646  6295nz7PVXm49Ihqwm39Ew               Before They Make Me Run - Remastered  \n",
2152        "647  0832Tptls5YicHPGgw7ssP                       Beast Of Burden - Remastered  \n",
2153        "648  6yq33zsqWCd8cYXQdtAFZ9                             Shattered - Remastered  \n",
2154        "649  5pTWpY8l7B1XcQnijEFGFj                              Miss You - Remastered  \n",
2155        "650  4E8qFhiuYAWEYYAsYIf4dW              When The Whip Comes Down - Remastered  \n",
2156        "651  7sDQlyQACyT7mNHFwwEMI7  Just My Imagination (Running Away With Me) - R...  \n",
2157        "652  48bJ1sWhJKdB8M43uqi924                            Some Girls - Remastered  \n",
2158        "653  6362zAWHGgbrQaoeCFZpuO                                  Lies - Remastered  \n",
2159        "654  4RlD0KvoqPZy5n9Zi76X9l                         Far Away Eyes - Remastered  \n",
2160        "655  33PXyHrkIHxp6PBVPlQGx7                           Respectable - Remastered  \n",
2161        "656  7vsPbFinz35mfQO5d6oL0l               Before They Make Me Run - Remastered  \n",
2162        "657  7pfVe0VrMK5QhTaAYzkuYn                       Beast Of Burden - Remastered  \n",
2163        "658  2giRM7RrP6utWLAb8jnFFk                             Shattered - Remastered  \n",
2164        "659  1V25DJ3ghDJs8m58jbVMbf                                           Claudine  \n",
2165        "660  3rNTjyvxae83nJCLMxoVSW                                           So Young  \n",
2166        "661  5oAcuuY504M7eDCln5Xq89                         Do You Think I Really Care  \n",
2167        "662  1ZBnd9Z80QPQ58BaL5OWlP                                   When You're Gone  \n",
2168        "663  624njB7Ny3mlA46QokEin9                                     No Spare Parts  \n",
2169        "664  0WpZfMNsNhiEJ8RSLyjElp                                Don't Be A Stranger  \n",
2170        "665  0Baq94uZKy4pPvnc40xjPX                                      We Had It All  \n",
2171        "666  4oOU3GgiZblheOI9JUmM1f                                 Tallahassee Lassie  \n",
2172        "667  4LW3JaAze7gF8DpPBb2zzl                                I Love You Too Much  \n",
2173        "668  4LSyTg4sm3N99Pcckw9zjf                                      Keep Up Blues  \n",
2174        "669  3u06WsJ1KtvEqmmmZqy76J                                      You Win Again  \n",
2175        "670  7DgRvvPcJlxks2lNpudsuT                                       Petrol Blues  \n",
2176        "\n",
2177        "[671 rows x 5 columns]"
2178       ]
2179      },
2180      "execution_count": 25,
2181      "metadata": {},
2182      "output_type": "execute_result"
2183     }
2184    ],
2185    "source": [
2186     "pd.DataFrame([{'album_id': a['id'], \n",
2187     "              'album_name': a['name'],\n",
2188     "              'track_id': t['id'],\n",
2189     "              'track_name': t['name'],\n",
2190     "              'artist_name': t['artist_name']}\n",
2191     "              for a in albums.find()\n",
2192     "              for tid in a['tracks']['items']\n",
2193     "              for t in tracks.find({'_id': tid['id']})])"
2194    ]
2195   },
2196   {
2197    "cell_type": "markdown",
2198    "metadata": {},
2199    "source": [
2200     "### Get full track data<a name=\"fulltrackdata\"></a>\n",
2201     "The full audio analysis requires an API token to get the data. We use the client token to retreive an authorisation token, which will last for about ten minutes.\n",
2202     "\n",
2203     "* [Top](#top)"
2204    ]
2205   },
2206   {
2207    "cell_type": "code",
2208    "execution_count": 26,
2209    "metadata": {
2210     "collapsed": true
2211    },
2212    "outputs": [],
2213    "source": [
2214     "def get_spotify_auth_token():\n",
2215     "    auth_url = 'https://accounts.spotify.com/api/token'\n",
2216     "    auth_data = urllib.parse.urlencode({'grant_type': 'client_credentials'}).encode('utf-8')\n",
2217     "    auth_id = base64.standard_b64encode((config['spotify']['client_id'] + \\\n",
2218     "        ':' + config['spotify']['client_secret']).encode('utf-8')).decode('utf-8)')\n",
2219     "    auth_headers = {'Authorization': 'Basic ' + auth_id}\n",
2220     "    auth_request = urllib.request.Request(auth_url, data=auth_data, headers=auth_headers)\n",
2221     "    with urllib.request.urlopen(auth_request) as f:\n",
2222     "        response = json.loads(f.read().decode('utf-8'))\n",
2223     "        return response['token_type'], response['access_token']"
2224    ]
2225   },
2226   {
2227    "cell_type": "code",
2228    "execution_count": 1,
2229    "metadata": {
2230     "collapsed": false
2231    },
2232    "outputs": [],
2233    "source": [
2234     "def get_audio_features(track_ids, auth_type, auth_token):\n",
2235     "    url = 'https://api.spotify.com/v1/audio-features?ids={ids}'.format(ids=','.join(track_ids))\n",
2236     "    headers = {'Authorization': auth_type + ' ' + auth_token}\n",
2237     "    request = urllib.request.Request(url, headers=headers, method='GET')\n",
2238     "    \n",
2239     "    for _ in range(10):\n",
2240     "        try:\n",
2241     "            with urllib.request.urlopen(request) as f:\n",
2242     "                response = json.loads(f.read().decode('utf-8'))\n",
2243     "                for track in response['audio_features']:\n",
2244     "                    tracks.update_one({'_id': track['id']}, {'$set': track})\n",
2245     "                break\n",
2246     "        except urllib.error.HTTPError as e:\n",
2247     "            print(\"Rate limited. Pausing for\", e.info()['Retry-After'])\n",
2248     "            time.sleep(int(e.info()['Retry-After']) + 0.5)\n",
2249     "            continue"
2250    ]
2251   },
2252   {
2253    "cell_type": "code",
2254    "execution_count": 33,
2255    "metadata": {
2256     "collapsed": false
2257    },
2258    "outputs": [
2259     {
2260      "name": "stdout",
2261      "output_type": "stream",
2262      "text": [
2263       "Rate limited. Pausing for 2\n",
2264       "Rate limited. Pausing for 0\n",
2265       "Rate limited. Pausing for 2\n",
2266       "Rate limited. Pausing for 0\n",
2267       "Rate limited. Pausing for 2\n",
2268       "Rate limited. Pausing for 2\n"
2269      ]
2270     }
2271    ],
2272    "source": [
2273     "a_type, a_token = get_spotify_auth_token()\n",
2274     "for a in albums.find({}, []):\n",
2275     "    track_ids = [t['_id'] for t in tracks.find({'album.id': a['_id']}, [])]\n",
2276     "    get_audio_features(track_ids, a_type, a_token)"
2277    ]
2278   },
2279   {
2280    "cell_type": "code",
2281    "execution_count": 10,
2282    "metadata": {
2283     "collapsed": false,
2284     "scrolled": true
2285    },
2286    "outputs": [
2287     {
2288      "data": {
2289       "text/html": [
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2292        "  <thead>\n",
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2294        "      <th></th>\n",
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2298        "      <th>3</th>\n",
2299        "      <th>4</th>\n",
2300        "      <th>5</th>\n",
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2305        "      <th>...</th>\n",
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2315        "      <th>228</th>\n",
2316        "    </tr>\n",
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2318        "  <tbody>\n",
2319        "    <tr>\n",
2320        "      <th>_id</th>\n",
2321        "      <td>2ucFulEWapRAmTn7l6f5Q7</td>\n",
2322        "      <td>2z1p43SNSbeowzy8WdYHNk</td>\n",
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2342        "    </tr>\n",
2343        "    <tr>\n",
2344        "      <th>acousticness</th>\n",
2345        "      <td>0.425</td>\n",
2346        "      <td>0.368</td>\n",
2347        "      <td>0.614</td>\n",
2348        "      <td>7.67e-05</td>\n",
2349        "      <td>0.00675</td>\n",
2350        "      <td>0.0131</td>\n",
2351        "      <td>0.00327</td>\n",
2352        "      <td>0.00865</td>\n",
2353        "      <td>0.0836</td>\n",
2354        "      <td>0.00242</td>\n",
2355        "      <td>...</td>\n",
2356        "      <td>0.607</td>\n",
2357        "      <td>0.767</td>\n",
2358        "      <td>0.334</td>\n",
2359        "      <td>0.386</td>\n",
2360        "      <td>0.389</td>\n",
2361        "      <td>0.778</td>\n",
2362        "      <td>0.608</td>\n",
2363        "      <td>0.698</td>\n",
2364        "      <td>0.629</td>\n",
2365        "      <td>0.641</td>\n",
2366        "    </tr>\n",
2367        "    <tr>\n",
2368        "      <th>album</th>\n",
2369        "      <td>{'name': 'The Beatles (Remastered)', 'images':...</td>\n",
2370        "      <td>{'name': 'Magical Mystery Tour (Remastered)', ...</td>\n",
2371        "      <td>{'name': 'Beatles For Sale (Remastered)', 'ima...</td>\n",
2372        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2373        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2374        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2375        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2376        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2377        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2378        "      <td>{'name': 'Live At The Hollywood Bowl', 'images...</td>\n",
2379        "      <td>...</td>\n",
2380        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2381        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2382        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2383        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2384        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2385        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2386        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2387        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2388        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2389        "      <td>{'name': 'Please Please Me (Remastered)', 'ima...</td>\n",
2390        "    </tr>\n",
2391        "    <tr>\n",
2392        "      <th>album_id</th>\n",
2393        "      <td>03Qh833fEdVT30Pfs93ea6</td>\n",
2394        "      <td>6P9yO0ukhOx3dvmhGKeYoC</td>\n",
2395        "      <td>7BgGBZndAvDlKOcwe5rscZ</td>\n",
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2397        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
2398        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
2399        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
2400        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
2401        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
2402        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
2403        "      <td>...</td>\n",
2404        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2405        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2406        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2407        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2408        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2409        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2410        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2411        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2412        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2413        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
2414        "    </tr>\n",
2415        "    <tr>\n",
2416        "      <th>analysis_url</th>\n",
2417        "      <td>https://api.spotify.com/v1/audio-analysis/2ucF...</td>\n",
2418        "      <td>https://api.spotify.com/v1/audio-analysis/2z1p...</td>\n",
2419        "      <td>https://api.spotify.com/v1/audio-analysis/3ckv...</td>\n",
2420        "      <td>https://api.spotify.com/v1/audio-analysis/4edA...</td>\n",
2421        "      <td>https://api.spotify.com/v1/audio-analysis/150E...</td>\n",
2422        "      <td>https://api.spotify.com/v1/audio-analysis/1fVe...</td>\n",
2423        "      <td>https://api.spotify.com/v1/audio-analysis/0GRp...</td>\n",
2424        "      <td>https://api.spotify.com/v1/audio-analysis/1eVy...</td>\n",
2425        "      <td>https://api.spotify.com/v1/audio-analysis/2p5a...</td>\n",
2426        "      <td>https://api.spotify.com/v1/audio-analysis/1HyL...</td>\n",
2427        "      <td>...</td>\n",
2428        "      <td>https://api.spotify.com/v1/audio-analysis/43fe...</td>\n",
2429        "      <td>https://api.spotify.com/v1/audio-analysis/3NwE...</td>\n",
2430        "      <td>https://api.spotify.com/v1/audio-analysis/2Icc...</td>\n",
2431        "      <td>https://api.spotify.com/v1/audio-analysis/2OLM...</td>\n",
2432        "      <td>https://api.spotify.com/v1/audio-analysis/01n2...</td>\n",
2433        "      <td>https://api.spotify.com/v1/audio-analysis/5gnr...</td>\n",
2434        "      <td>https://api.spotify.com/v1/audio-analysis/5FBx...</td>\n",
2435        "      <td>https://api.spotify.com/v1/audio-analysis/6tEw...</td>\n",
2436        "      <td>https://api.spotify.com/v1/audio-analysis/50jq...</td>\n",
2437        "      <td>https://api.spotify.com/v1/audio-analysis/4Z1f...</td>\n",
2438        "    </tr>\n",
2439        "    <tr>\n",
2440        "      <th>artist_id</th>\n",
2441        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2442        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2443        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2444        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2445        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2446        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2447        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2448        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2449        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2450        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2451        "      <td>...</td>\n",
2452        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2453        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2454        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2455        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2456        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2457        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2458        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2459        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2460        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2461        "      <td>3WrFJ7ztbogyGnTHbHJFl2</td>\n",
2462        "    </tr>\n",
2463        "    <tr>\n",
2464        "      <th>artist_name</th>\n",
2465        "      <td>The Beatles</td>\n",
2466        "      <td>The Beatles</td>\n",
2467        "      <td>The Beatles</td>\n",
2468        "      <td>The Beatles</td>\n",
2469        "      <td>The Beatles</td>\n",
2470        "      <td>The Beatles</td>\n",
2471        "      <td>The Beatles</td>\n",
2472        "      <td>The Beatles</td>\n",
2473        "      <td>The Beatles</td>\n",
2474        "      <td>The Beatles</td>\n",
2475        "      <td>...</td>\n",
2476        "      <td>The Beatles</td>\n",
2477        "      <td>The Beatles</td>\n",
2478        "      <td>The Beatles</td>\n",
2479        "      <td>The Beatles</td>\n",
2480        "      <td>The Beatles</td>\n",
2481        "      <td>The Beatles</td>\n",
2482        "      <td>The Beatles</td>\n",
2483        "      <td>The Beatles</td>\n",
2484        "      <td>The Beatles</td>\n",
2485        "      <td>The Beatles</td>\n",
2486        "    </tr>\n",
2487        "    <tr>\n",
2488        "      <th>artists</th>\n",
2489        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2490        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2491        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2492        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2493        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2494        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2495        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2496        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2497        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2498        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2499        "      <td>...</td>\n",
2500        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2501        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2502        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2503        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2504        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2505        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2506        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2507        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2508        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2509        "      <td>[{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...</td>\n",
2510        "    </tr>\n",
2511        "    <tr>\n",
2512        "      <th>available_markets</th>\n",
2513        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2514        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2515        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2516        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2517        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2518        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2519        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2520        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2521        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2522        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2523        "      <td>...</td>\n",
2524        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2525        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2526        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2527        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2528        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2529        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2530        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2531        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2532        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2533        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...</td>\n",
2534        "    </tr>\n",
2535        "    <tr>\n",
2536        "      <th>complexity</th>\n",
2537        "      <td>0.0598502</td>\n",
2538        "      <td>NaN</td>\n",
2539        "      <td>NaN</td>\n",
2540        "      <td>0.293946</td>\n",
2541        "      <td>0.316303</td>\n",
2542        "      <td>0.445783</td>\n",
2543        "      <td>0.334303</td>\n",
2544        "      <td>0.493981</td>\n",
2545        "      <td>0.24995</td>\n",
2546        "      <td>0.467134</td>\n",
2547        "      <td>...</td>\n",
2548        "      <td>NaN</td>\n",
2549        "      <td>NaN</td>\n",
2550        "      <td>NaN</td>\n",
2551        "      <td>NaN</td>\n",
2552        "      <td>NaN</td>\n",
2553        "      <td>NaN</td>\n",
2554        "      <td>NaN</td>\n",
2555        "      <td>NaN</td>\n",
2556        "      <td>NaN</td>\n",
2557        "      <td>NaN</td>\n",
2558        "    </tr>\n",
2559        "    <tr>\n",
2560        "      <th>ctitle</th>\n",
2561        "      <td>wild honey pie</td>\n",
2562        "      <td>flying</td>\n",
2563        "      <td>kansas city heyheyheyhey</td>\n",
2564        "      <td>twist and shout</td>\n",
2565        "      <td>shes a woman</td>\n",
2566        "      <td>dizzy miss lizzy</td>\n",
2567        "      <td>ticket to ride</td>\n",
2568        "      <td>cant buy me love</td>\n",
2569        "      <td>things we said today</td>\n",
2570        "      <td>roll over beethoven</td>\n",
2571        "      <td>...</td>\n",
2572        "      <td>boys</td>\n",
2573        "      <td>ask me why</td>\n",
2574        "      <td>please please me</td>\n",
2575        "      <td>love me do</td>\n",
2576        "      <td>ps i love you</td>\n",
2577        "      <td>baby its you</td>\n",
2578        "      <td>do you want to know a secret</td>\n",
2579        "      <td>a taste of honey</td>\n",
2580        "      <td>theres a place</td>\n",
2581        "      <td>twist and shout</td>\n",
2582        "    </tr>\n",
2583        "    <tr>\n",
2584        "      <th>danceability</th>\n",
2585        "      <td>0.792</td>\n",
2586        "      <td>0.551</td>\n",
2587        "      <td>0.588</td>\n",
2588        "      <td>0.311</td>\n",
2589        "      <td>0.188</td>\n",
2590        "      <td>0.406</td>\n",
2591        "      <td>0.39</td>\n",
2592        "      <td>0.2</td>\n",
2593        "      <td>0.307</td>\n",
2594        "      <td>0.204</td>\n",
2595        "      <td>...</td>\n",
2596        "      <td>0.402</td>\n",
2597        "      <td>0.605</td>\n",
2598        "      <td>0.527</td>\n",
2599        "      <td>0.52</td>\n",
2600        "      <td>0.635</td>\n",
2601        "      <td>0.608</td>\n",
2602        "      <td>0.673</td>\n",
2603        "      <td>0.42</td>\n",
2604        "      <td>0.455</td>\n",
2605        "      <td>0.482</td>\n",
2606        "    </tr>\n",
2607        "    <tr>\n",
2608        "      <th>disc_number</th>\n",
2609        "      <td>1</td>\n",
2610        "      <td>1</td>\n",
2611        "      <td>1</td>\n",
2612        "      <td>1</td>\n",
2613        "      <td>1</td>\n",
2614        "      <td>1</td>\n",
2615        "      <td>1</td>\n",
2616        "      <td>1</td>\n",
2617        "      <td>1</td>\n",
2618        "      <td>1</td>\n",
2619        "      <td>...</td>\n",
2620        "      <td>1</td>\n",
2621        "      <td>1</td>\n",
2622        "      <td>1</td>\n",
2623        "      <td>1</td>\n",
2624        "      <td>1</td>\n",
2625        "      <td>1</td>\n",
2626        "      <td>1</td>\n",
2627        "      <td>1</td>\n",
2628        "      <td>1</td>\n",
2629        "      <td>1</td>\n",
2630        "    </tr>\n",
2631        "    <tr>\n",
2632        "      <th>duration_ms</th>\n",
2633        "      <td>52973</td>\n",
2634        "      <td>135520</td>\n",
2635        "      <td>158147</td>\n",
2636        "      <td>93507</td>\n",
2637        "      <td>192053</td>\n",
2638        "      <td>219733</td>\n",
2639        "      <td>146240</td>\n",
2640        "      <td>134867</td>\n",
2641        "      <td>138733</td>\n",
2642        "      <td>134013</td>\n",
2643        "      <td>...</td>\n",
2644        "      <td>146440</td>\n",
2645        "      <td>146533</td>\n",
2646        "      <td>120853</td>\n",
2647        "      <td>141693</td>\n",
2648        "      <td>124360</td>\n",
2649        "      <td>160520</td>\n",
2650        "      <td>117013</td>\n",
2651        "      <td>123480</td>\n",
2652        "      <td>110493</td>\n",
2653        "      <td>155227</td>\n",
2654        "    </tr>\n",
2655        "    <tr>\n",
2656        "      <th>energy</th>\n",
2657        "      <td>0.763</td>\n",
2658        "      <td>0.395</td>\n",
2659        "      <td>0.724</td>\n",
2660        "      <td>0.822</td>\n",
2661        "      <td>0.885</td>\n",
2662        "      <td>0.867</td>\n",
2663        "      <td>0.779</td>\n",
2664        "      <td>0.849</td>\n",
2665        "      <td>0.637</td>\n",
2666        "      <td>0.808</td>\n",
2667        "      <td>...</td>\n",
2668        "      <td>0.86</td>\n",
2669        "      <td>0.394</td>\n",
2670        "      <td>0.48</td>\n",
2671        "      <td>0.829</td>\n",
2672        "      <td>0.656</td>\n",
2673        "      <td>0.494</td>\n",
2674        "      <td>0.349</td>\n",
2675        "      <td>0.372</td>\n",
2676        "      <td>0.582</td>\n",
2677        "      <td>0.849</td>\n",
2678        "    </tr>\n",
2679        "    <tr>\n",
2680        "      <th>explicit</th>\n",
2681        "      <td>False</td>\n",
2682        "      <td>False</td>\n",
2683        "      <td>False</td>\n",
2684        "      <td>False</td>\n",
2685        "      <td>False</td>\n",
2686        "      <td>False</td>\n",
2687        "      <td>False</td>\n",
2688        "      <td>False</td>\n",
2689        "      <td>False</td>\n",
2690        "      <td>False</td>\n",
2691        "      <td>...</td>\n",
2692        "      <td>False</td>\n",
2693        "      <td>False</td>\n",
2694        "      <td>False</td>\n",
2695        "      <td>False</td>\n",
2696        "      <td>False</td>\n",
2697        "      <td>False</td>\n",
2698        "      <td>False</td>\n",
2699        "      <td>False</td>\n",
2700        "      <td>False</td>\n",
2701        "      <td>False</td>\n",
2702        "    </tr>\n",
2703        "    <tr>\n",
2704        "      <th>external_ids</th>\n",
2705        "      <td>{'isrc': 'GBAYE0601648'}</td>\n",
2706        "      <td>{'isrc': 'GBAYE0601635'}</td>\n",
2707        "      <td>{'isrc': 'GBAYE0601457'}</td>\n",
2708        "      <td>{'isrc': 'GBUM71603960'}</td>\n",
2709        "      <td>{'isrc': 'GBUM71603957'}</td>\n",
2710        "      <td>{'isrc': 'GBUM71603952'}</td>\n",
2711        "      <td>{'isrc': 'GBUM71603959'}</td>\n",
2712        "      <td>{'isrc': 'GBUM71603951'}</td>\n",
2713        "      <td>{'isrc': 'GBUM71603958'}</td>\n",
2714        "      <td>{'isrc': 'GBUM71603955'}</td>\n",
2715        "      <td>...</td>\n",
2716        "      <td>{'isrc': 'GBAYE0601414'}</td>\n",
2717        "      <td>{'isrc': 'GBAYE0601415'}</td>\n",
2718        "      <td>{'isrc': 'GBAYE0601416'}</td>\n",
2719        "      <td>{'isrc': 'GBAYE0601417'}</td>\n",
2720        "      <td>{'isrc': 'GBAYE0601418'}</td>\n",
2721        "      <td>{'isrc': 'GBAYE0601419'}</td>\n",
2722        "      <td>{'isrc': 'GBAYE0601420'}</td>\n",
2723        "      <td>{'isrc': 'GBAYE0601421'}</td>\n",
2724        "      <td>{'isrc': 'GBAYE0601422'}</td>\n",
2725        "      <td>{'isrc': 'GBAYE0601423'}</td>\n",
2726        "    </tr>\n",
2727        "    <tr>\n",
2728        "      <th>external_urls</th>\n",
2729        "      <td>{'spotify': 'https://open.spotify.com/track/2u...</td>\n",
2730        "      <td>{'spotify': 'https://open.spotify.com/track/2z...</td>\n",
2731        "      <td>{'spotify': 'https://open.spotify.com/track/3c...</td>\n",
2732        "      <td>{'spotify': 'https://open.spotify.com/track/4e...</td>\n",
2733        "      <td>{'spotify': 'https://open.spotify.com/track/15...</td>\n",
2734        "      <td>{'spotify': 'https://open.spotify.com/track/1f...</td>\n",
2735        "      <td>{'spotify': 'https://open.spotify.com/track/0G...</td>\n",
2736        "      <td>{'spotify': 'https://open.spotify.com/track/1e...</td>\n",
2737        "      <td>{'spotify': 'https://open.spotify.com/track/2p...</td>\n",
2738        "      <td>{'spotify': 'https://open.spotify.com/track/1H...</td>\n",
2739        "      <td>...</td>\n",
2740        "      <td>{'spotify': 'https://open.spotify.com/track/43...</td>\n",
2741        "      <td>{'spotify': 'https://open.spotify.com/track/3N...</td>\n",
2742        "      <td>{'spotify': 'https://open.spotify.com/track/2I...</td>\n",
2743        "      <td>{'spotify': 'https://open.spotify.com/track/2O...</td>\n",
2744        "      <td>{'spotify': 'https://open.spotify.com/track/01...</td>\n",
2745        "      <td>{'spotify': 'https://open.spotify.com/track/5g...</td>\n",
2746        "      <td>{'spotify': 'https://open.spotify.com/track/5F...</td>\n",
2747        "      <td>{'spotify': 'https://open.spotify.com/track/6t...</td>\n",
2748        "      <td>{'spotify': 'https://open.spotify.com/track/50...</td>\n",
2749        "      <td>{'spotify': 'https://open.spotify.com/track/4Z...</td>\n",
2750        "    </tr>\n",
2751        "    <tr>\n",
2752        "      <th>gloom</th>\n",
2753        "      <td>0.418731</td>\n",
2754        "      <td>NaN</td>\n",
2755        "      <td>NaN</td>\n",
2756        "      <td>0.238815</td>\n",
2757        "      <td>0.22727</td>\n",
2758        "      <td>0.154272</td>\n",
2759        "      <td>0.35295</td>\n",
2760        "      <td>0.242494</td>\n",
2761        "      <td>0.307075</td>\n",
2762        "      <td>0.22049</td>\n",
2763        "      <td>...</td>\n",
2764        "      <td>NaN</td>\n",
2765        "      <td>NaN</td>\n",
2766        "      <td>NaN</td>\n",
2767        "      <td>NaN</td>\n",
2768        "      <td>NaN</td>\n",
2769        "      <td>NaN</td>\n",
2770        "      <td>NaN</td>\n",
2771        "      <td>NaN</td>\n",
2772        "      <td>NaN</td>\n",
2773        "      <td>NaN</td>\n",
2774        "    </tr>\n",
2775        "    <tr>\n",
2776        "      <th>href</th>\n",
2777        "      <td>https://api.spotify.com/v1/tracks/2ucFulEWapRA...</td>\n",
2778        "      <td>https://api.spotify.com/v1/tracks/2z1p43SNSbeo...</td>\n",
2779        "      <td>https://api.spotify.com/v1/tracks/3ckvsHnEffhh...</td>\n",
2780        "      <td>https://api.spotify.com/v1/tracks/4edArG2VehvJ...</td>\n",
2781        "      <td>https://api.spotify.com/v1/tracks/150EAeMGWJRu...</td>\n",
2782        "      <td>https://api.spotify.com/v1/tracks/1fVeHYkyMxrj...</td>\n",
2783        "      <td>https://api.spotify.com/v1/tracks/0GRplBEB2FWC...</td>\n",
2784        "      <td>https://api.spotify.com/v1/tracks/1eVymk74iroq...</td>\n",
2785        "      <td>https://api.spotify.com/v1/tracks/2p5a9gu6NECV...</td>\n",
2786        "      <td>https://api.spotify.com/v1/tracks/1HyLh5cctOnP...</td>\n",
2787        "      <td>...</td>\n",
2788        "      <td>https://api.spotify.com/v1/tracks/43feVCF6QfqI...</td>\n",
2789        "      <td>https://api.spotify.com/v1/tracks/3NwEPV9MDr1z...</td>\n",
2790        "      <td>https://api.spotify.com/v1/tracks/2Iccm3cKBQHW...</td>\n",
2791        "      <td>https://api.spotify.com/v1/tracks/2OLMjGIhCNI6...</td>\n",
2792        "      <td>https://api.spotify.com/v1/tracks/01n20rdBC5cz...</td>\n",
2793        "      <td>https://api.spotify.com/v1/tracks/5gnrZoSS7nbD...</td>\n",
2794        "      <td>https://api.spotify.com/v1/tracks/5FBxWhG0nbBA...</td>\n",
2795        "      <td>https://api.spotify.com/v1/tracks/6tEwCsVtZ5tI...</td>\n",
2796        "      <td>https://api.spotify.com/v1/tracks/50jq8RgbDfmN...</td>\n",
2797        "      <td>https://api.spotify.com/v1/tracks/4Z1fbYp0HuxL...</td>\n",
2798        "    </tr>\n",
2799        "    <tr>\n",
2800        "      <th>id</th>\n",
2801        "      <td>2ucFulEWapRAmTn7l6f5Q7</td>\n",
2802        "      <td>2z1p43SNSbeowzy8WdYHNk</td>\n",
2803        "      <td>3ckvsHnEffhhS5c0Cs6Gv5</td>\n",
2804        "      <td>4edArG2VehvJdwOZfYOxtK</td>\n",
2805        "      <td>150EAeMGWJRubuH8zyx7h8</td>\n",
2806        "      <td>1fVeHYkyMxrjbjRAD9uWsZ</td>\n",
2807        "      <td>0GRplBEB2FWCKutwMmS6nY</td>\n",
2808        "      <td>1eVymk74iroqhsZxm0Vy3g</td>\n",
2809        "      <td>2p5a9gu6NECVSvBtGSU1vm</td>\n",
2810        "      <td>1HyLh5cctOnP186CBi8bhm</td>\n",
2811        "      <td>...</td>\n",
2812        "      <td>43feVCF6QfqIt9LnLs9BAH</td>\n",
2813        "      <td>3NwEPV9MDr1z3KcHiAuz9d</td>\n",
2814        "      <td>2Iccm3cKBQHWt5yk0yX9nh</td>\n",
2815        "      <td>2OLMjGIhCNI6j34ysPscbp</td>\n",
2816        "      <td>01n20rdBC5czKAhxmGREkr</td>\n",
2817        "      <td>5gnrZoSS7nbDYtHp32RFiI</td>\n",
2818        "      <td>5FBxWhG0nbBAF6lWgJFklM</td>\n",
2819        "      <td>6tEwCsVtZ5tI8uHNJSHQ3b</td>\n",
2820        "      <td>50jq8RgbDfmNNd0NiRnl4L</td>\n",
2821        "      <td>4Z1fbYp0HuxLBje4MOZcSD</td>\n",
2822        "    </tr>\n",
2823        "    <tr>\n",
2824        "      <th>instrumentalness</th>\n",
2825        "      <td>0.627</td>\n",
2826        "      <td>0.88</td>\n",
2827        "      <td>8.92e-05</td>\n",
2828        "      <td>2.04e-06</td>\n",
2829        "      <td>2.42e-05</td>\n",
2830        "      <td>0.000141</td>\n",
2831        "      <td>0</td>\n",
2832        "      <td>0</td>\n",
2833        "      <td>0</td>\n",
2834        "      <td>0</td>\n",
2835        "      <td>...</td>\n",
2836        "      <td>0</td>\n",
2837        "      <td>0</td>\n",
2838        "      <td>0</td>\n",
2839        "      <td>6.2e-05</td>\n",
2840        "      <td>0.00127</td>\n",
2841        "      <td>0</td>\n",
2842        "      <td>0</td>\n",
2843        "      <td>0</td>\n",
2844        "      <td>4.22e-06</td>\n",
2845        "      <td>7.74e-06</td>\n",
2846        "    </tr>\n",
2847        "    <tr>\n",
2848        "      <th>key</th>\n",
2849        "      <td>2</td>\n",
2850        "      <td>0</td>\n",
2851        "      <td>7</td>\n",
2852        "      <td>2</td>\n",
2853        "      <td>9</td>\n",
2854        "      <td>11</td>\n",
2855        "      <td>9</td>\n",
2856        "      <td>5</td>\n",
2857        "      <td>5</td>\n",
2858        "      <td>2</td>\n",
2859        "      <td>...</td>\n",
2860        "      <td>4</td>\n",
2861        "      <td>4</td>\n",
2862        "      <td>4</td>\n",
2863        "      <td>0</td>\n",
2864        "      <td>2</td>\n",
2865        "      <td>4</td>\n",
2866        "      <td>4</td>\n",
2867        "      <td>1</td>\n",
2868        "      <td>4</td>\n",
2869        "      <td>2</td>\n",
2870        "    </tr>\n",
2871        "    <tr>\n",
2872        "      <th>liveness</th>\n",
2873        "      <td>0.789</td>\n",
2874        "      <td>0.0932</td>\n",
2875        "      <td>0.877</td>\n",
2876        "      <td>0.508</td>\n",
2877        "      <td>0.85</td>\n",
2878        "      <td>0.496</td>\n",
2879        "      <td>0.366</td>\n",
2880        "      <td>0.894</td>\n",
2881        "      <td>0.756</td>\n",
2882        "      <td>0.634</td>\n",
2883        "      <td>...</td>\n",
2884        "      <td>0.736</td>\n",
2885        "      <td>0.0967</td>\n",
2886        "      <td>0.0702</td>\n",
2887        "      <td>0.227</td>\n",
2888        "      <td>0.0828</td>\n",
2889        "      <td>0.0926</td>\n",
2890        "      <td>0.38</td>\n",
2891        "      <td>0.104</td>\n",
2892        "      <td>0.172</td>\n",
2893        "      <td>0.0414</td>\n",
2894        "    </tr>\n",
2895        "    <tr>\n",
2896        "      <th>loudness</th>\n",
2897        "      <td>-11.185</td>\n",
2898        "      <td>-14.755</td>\n",
2899        "      <td>-6.63</td>\n",
2900        "      <td>-8.696</td>\n",
2901        "      <td>-8.189</td>\n",
2902        "      <td>-6.879</td>\n",
2903        "      <td>-8.007</td>\n",
2904        "      <td>-7.606</td>\n",
2905        "      <td>-8.35</td>\n",
2906        "      <td>-7.948</td>\n",
2907        "      <td>...</td>\n",
2908        "      <td>-10.31</td>\n",
2909        "      <td>-11.33</td>\n",
2910        "      <td>-9.61</td>\n",
2911        "      <td>-6.228</td>\n",
2912        "      <td>-8.5</td>\n",
2913        "      <td>-12.211</td>\n",
2914        "      <td>-12.414</td>\n",
2915        "      <td>-11.416</td>\n",
2916        "      <td>-10.009</td>\n",
2917        "      <td>-9.198</td>\n",
2918        "    </tr>\n",
2919        "    <tr>\n",
2920        "      <th>lyrical_density</th>\n",
2921        "      <td>0.169898</td>\n",
2922        "      <td>0</td>\n",
2923        "      <td>NaN</td>\n",
2924        "      <td>2.82332</td>\n",
2925        "      <td>0.577965</td>\n",
2926        "      <td>0.796421</td>\n",
2927        "      <td>1.85312</td>\n",
2928        "      <td>1.47553</td>\n",
2929        "      <td>1.29746</td>\n",
2930        "      <td>1.7461</td>\n",
2931        "      <td>...</td>\n",
2932        "      <td>0.901393</td>\n",
2933        "      <td>1.01001</td>\n",
2934        "      <td>2.19275</td>\n",
2935        "      <td>0.783384</td>\n",
2936        "      <td>1.2303</td>\n",
2937        "      <td>1.32694</td>\n",
2938        "      <td>1.1879</td>\n",
2939        "      <td>0.74506</td>\n",
2940        "      <td>0.895984</td>\n",
2941        "      <td>1.70075</td>\n",
2942        "    </tr>\n",
2943        "    <tr>\n",
2944        "      <th>lyrics</th>\n",
2945        "      <td>honey pie honey pie i love you, honey pie</td>\n",
2946        "      <td></td>\n",
2947        "      <td>NaN</td>\n",
2948        "      <td>well shake it up baby now (shake it up baby) t...</td>\n",
2949        "      <td>my love don't give me presents i know that she...</td>\n",
2950        "      <td>{intro} you make me dizzy, miss lizzy the way ...</td>\n",
2951        "      <td>i think i'm going to be sad i think it's today...</td>\n",
2952        "      <td>can't buy me love, love can't buy me love i'll...</td>\n",
2953        "      <td>you say you will love me if i have to go you'l...</td>\n",
2954        "      <td>i'm gonna write a little letter gonna mail it ...</td>\n",
2955        "      <td>...</td>\n",
2956        "      <td>i been told when a boy kiss a girl take a trip...</td>\n",
2957        "      <td>i love you, because you tell me things i want ...</td>\n",
2958        "      <td>(lennon/mccartney) last night i said these wor...</td>\n",
2959        "      <td>love, love me do you know i love you i'll alwa...</td>\n",
2960        "      <td>as i write this letter send my love to you rem...</td>\n",
2961        "      <td>sha la la la la la la la sha la la la la la la...</td>\n",
2962        "      <td>you'll never know how much i really love you y...</td>\n",
2963        "      <td>a taste of honey! tasting much sweeter than wi...</td>\n",
2964        "      <td>there is a place where i can go when i feel lo...</td>\n",
2965        "      <td>well shake it up baby now (shake it up baby) t...</td>\n",
2966        "    </tr>\n",
2967        "    <tr>\n",
2968        "      <th>mode</th>\n",
2969        "      <td>1</td>\n",
2970        "      <td>1</td>\n",
2971        "      <td>1</td>\n",
2972        "      <td>1</td>\n",
2973        "      <td>1</td>\n",
2974        "      <td>0</td>\n",
2975        "      <td>1</td>\n",
2976        "      <td>1</td>\n",
2977        "      <td>1</td>\n",
2978        "      <td>1</td>\n",
2979        "      <td>...</td>\n",
2980        "      <td>1</td>\n",
2981        "      <td>1</td>\n",
2982        "      <td>1</td>\n",
2983        "      <td>1</td>\n",
2984        "      <td>1</td>\n",
2985        "      <td>0</td>\n",
2986        "      <td>1</td>\n",
2987        "      <td>0</td>\n",
2988        "      <td>1</td>\n",
2989        "      <td>1</td>\n",
2990        "    </tr>\n",
2991        "    <tr>\n",
2992        "      <th>name</th>\n",
2993        "      <td>Wild Honey Pie - Remastered 2009</td>\n",
2994        "      <td>Flying - Remastered 2009</td>\n",
2995        "      <td>Kansas City / Hey-Hey-Hey-Hey - Remastered 2009</td>\n",
2996        "      <td>Twist And Shout - Live / Remastered</td>\n",
2997        "      <td>She's A Woman - Live / Remastered</td>\n",
2998        "      <td>Dizzy Miss Lizzy - Live / Remastered</td>\n",
2999        "      <td>Ticket To Ride - Live / Remastered</td>\n",
3000        "      <td>Can't Buy Me Love - Live / Remastered</td>\n",
3001        "      <td>Things We Said Today - Live / Remastered</td>\n",
3002        "      <td>Roll Over Beethoven - Live / Remastered</td>\n",
3003        "      <td>...</td>\n",
3004        "      <td>Boys - Remastered 2009</td>\n",
3005        "      <td>Ask Me Why - Remastered 2009</td>\n",
3006        "      <td>Please Please Me - Remastered 2009</td>\n",
3007        "      <td>Love Me Do - Remastered 2009</td>\n",
3008        "      <td>P.S. I Love You - Remastered 2009</td>\n",
3009        "      <td>Baby It's You - Remastered 2009</td>\n",
3010        "      <td>Do You Want To Know A Secret - Remastered 2009</td>\n",
3011        "      <td>A Taste Of Honey - Remastered 2009</td>\n",
3012        "      <td>There's A Place - Remastered 2009</td>\n",
3013        "      <td>Twist And Shout - Remastered 2009</td>\n",
3014        "    </tr>\n",
3015        "    <tr>\n",
3016        "      <th>original_lyrics</th>\n",
3017        "      <td>\\n\\nHoney Pie\\nHoney Pie\\nI love you, Honey Pi...</td>\n",
3018        "      <td>\\n\\n[Instrumental]\\n\\n</td>\n",
3019        "      <td>NaN</td>\n",
3020        "      <td>\\n\\n[Verse 1]\\nWell shake it up baby now (shak...</td>\n",
3021        "      <td>\\n\\n[Chorus]\\nMy love don't give me presents\\n...</td>\n",
3022        "      <td>\\n\\n{Intro}\\n\\nYou make me dizzy, Miss Lizzy\\n...</td>\n",
3023        "      <td>\\n\\n[Verse 1]\\nI think I'm going to be sad\\nI ...</td>\n",
3024        "      <td>\\n\\n[Chorus 1]\\nCan't buy me love, love\\nCan't...</td>\n",
3025        "      <td>\\n\\n[Verse 1]\\nYou say you will love me\\nIf I ...</td>\n",
3026        "      <td>\\n\\nI'm gonna write a little letter\\nGonna mai...</td>\n",
3027        "      <td>...</td>\n",
3028        "      <td>\\n\\n[Verse 1]\\nI been told when a boy kiss a g...</td>\n",
3029        "      <td>\\n\\n[Verse 1]\\nI love you, because you tell me...</td>\n",
3030        "      <td>\\n\\n(Lennon/McCartney)\\n\\nLast night I said th...</td>\n",
3031        "      <td>\\n\\nLove, love me do\\nYou know I love you\\nI'l...</td>\n",
3032        "      <td>\\n\\nAs I write this letter\\nSend my love to yo...</td>\n",
3033        "      <td>\\n\\n[Intro-The Beatles]\\nSha la la la la la la...</td>\n",
3034        "      <td>\\n\\n[Intro]\\nYou'll never know how much I real...</td>\n",
3035        "      <td>\\n\\n[Intro]\\nA taste of honey! Tasting much sw...</td>\n",
3036        "      <td>\\n\\n[Verse 1]\\nThere is a place\\nWhere I can g...</td>\n",
3037        "      <td>\\n\\n[Verse 1]\\nWell shake it up baby now (shak...</td>\n",
3038        "    </tr>\n",
3039        "    <tr>\n",
3040        "      <th>popularity</th>\n",
3041        "      <td>43</td>\n",
3042        "      <td>44</td>\n",
3043        "      <td>38</td>\n",
3044        "      <td>48</td>\n",
3045        "      <td>45</td>\n",
3046        "      <td>44</td>\n",
3047        "      <td>44</td>\n",
3048        "      <td>44</td>\n",
3049        "      <td>43</td>\n",
3050        "      <td>43</td>\n",
3051        "      <td>...</td>\n",
3052        "      <td>42</td>\n",
3053        "      <td>41</td>\n",
3054        "      <td>48</td>\n",
3055        "      <td>55</td>\n",
3056        "      <td>43</td>\n",
3057        "      <td>44</td>\n",
3058        "      <td>48</td>\n",
3059        "      <td>40</td>\n",
3060        "      <td>43</td>\n",
3061        "      <td>64</td>\n",
3062        "    </tr>\n",
3063        "    <tr>\n",
3064        "      <th>preview_url</th>\n",
3065        "      <td>https://p.scdn.co/mp3-preview/ddebab4d5e87d46a...</td>\n",
3066        "      <td>https://p.scdn.co/mp3-preview/15f07b753cb7e50c...</td>\n",
3067        "      <td>https://p.scdn.co/mp3-preview/bd13930c7706bdd4...</td>\n",
3068        "      <td>https://p.scdn.co/mp3-preview/cd82d2f8f92a7222...</td>\n",
3069        "      <td>https://p.scdn.co/mp3-preview/37806a7d82c5d2a8...</td>\n",
3070        "      <td>https://p.scdn.co/mp3-preview/5ee6d20e1808908e...</td>\n",
3071        "      <td>https://p.scdn.co/mp3-preview/558bb39228550744...</td>\n",
3072        "      <td>https://p.scdn.co/mp3-preview/c6b9c820e62868db...</td>\n",
3073        "      <td>https://p.scdn.co/mp3-preview/7b71156485b9e3e1...</td>\n",
3074        "      <td>https://p.scdn.co/mp3-preview/318950f70347c556...</td>\n",
3075        "      <td>...</td>\n",
3076        "      <td>https://p.scdn.co/mp3-preview/c84bcc2dd65c3d9b...</td>\n",
3077        "      <td>https://p.scdn.co/mp3-preview/f42256fa5367c68f...</td>\n",
3078        "      <td>https://p.scdn.co/mp3-preview/c7974d03d8cd26de...</td>\n",
3079        "      <td>https://p.scdn.co/mp3-preview/c0c7944dcb9d2457...</td>\n",
3080        "      <td>https://p.scdn.co/mp3-preview/5ef1f2ba07489648...</td>\n",
3081        "      <td>https://p.scdn.co/mp3-preview/d7eeb1f68c39066d...</td>\n",
3082        "      <td>https://p.scdn.co/mp3-preview/5bd705943290818c...</td>\n",
3083        "      <td>https://p.scdn.co/mp3-preview/dd94439cdf6e7668...</td>\n",
3084        "      <td>https://p.scdn.co/mp3-preview/5260a1d4f12c23ac...</td>\n",
3085        "      <td>https://p.scdn.co/mp3-preview/b7e3bc96b46e4dcc...</td>\n",
3086        "    </tr>\n",
3087        "    <tr>\n",
3088        "      <th>sentiment</th>\n",
3089        "      <td>{'probability': {'pos': 0.6088223652469111, 'n...</td>\n",
3090        "      <td>NaN</td>\n",
3091        "      <td>NaN</td>\n",
3092        "      <td>{'probability': {'pos': 0.500092464930449, 'ne...</td>\n",
3093        "      <td>{'probability': {'pos': 0.437183810867932, 'ne...</td>\n",
3094        "      <td>{'probability': {'pos': 0.4118957822060205, 'n...</td>\n",
3095        "      <td>{'probability': {'pos': 0.1745613462608472, 'n...</td>\n",
3096        "      <td>{'probability': {'pos': 0.2616130113907563, 'n...</td>\n",
3097        "      <td>{'probability': {'pos': 0.3672150785922961, 'n...</td>\n",
3098        "      <td>{'probability': {'pos': 0.35656423276148513, '...</td>\n",
3099        "      <td>...</td>\n",
3100        "      <td>{'probability': {'pos': 0.4595305514727438, 'n...</td>\n",
3101        "      <td>{'probability': {'pos': 0.20446882559048601, '...</td>\n",
3102        "      <td>{'probability': {'pos': 0.16446745008480748, '...</td>\n",
3103        "      <td>{'probability': {'pos': 0.5071807762286473, 'n...</td>\n",
3104        "      <td>{'probability': {'pos': 0.6580284675394283, 'n...</td>\n",
3105        "      <td>{'probability': {'pos': 0.3209861049246835, 'n...</td>\n",
3106        "      <td>{'probability': {'pos': 0.440458717583442, 'ne...</td>\n",
3107        "      <td>{'probability': {'pos': 0.6485651627744511, 'n...</td>\n",
3108        "      <td>{'probability': {'pos': 0.3487106796498656, 'n...</td>\n",
3109        "      <td>{'probability': {'pos': 0.500092464930449, 'ne...</td>\n",
3110        "    </tr>\n",
3111        "    <tr>\n",
3112        "      <th>speechiness</th>\n",
3113        "      <td>0.0506</td>\n",
3114        "      <td>0.0501</td>\n",
3115        "      <td>0.0335</td>\n",
3116        "      <td>0.0395</td>\n",
3117        "      <td>0.0662</td>\n",
3118        "      <td>0.0461</td>\n",
3119        "      <td>0.0423</td>\n",
3120        "      <td>0.0571</td>\n",
3121        "      <td>0.0392</td>\n",
3122        "      <td>0.0398</td>\n",
3123        "      <td>...</td>\n",
3124        "      <td>0.0504</td>\n",
3125        "      <td>0.0378</td>\n",
3126        "      <td>0.028</td>\n",
3127        "      <td>0.0806</td>\n",
3128        "      <td>0.0291</td>\n",
3129        "      <td>0.0345</td>\n",
3130        "      <td>0.0368</td>\n",
3131        "      <td>0.0327</td>\n",
3132        "      <td>0.0292</td>\n",
3133        "      <td>0.0452</td>\n",
3134        "    </tr>\n",
3135        "    <tr>\n",
3136        "      <th>tempo</th>\n",
3137        "      <td>89.9</td>\n",
3138        "      <td>92.929</td>\n",
3139        "      <td>131.36</td>\n",
3140        "      <td>126.441</td>\n",
3141        "      <td>175.86</td>\n",
3142        "      <td>129.417</td>\n",
3143        "      <td>121.216</td>\n",
3144        "      <td>173.283</td>\n",
3145        "      <td>146.636</td>\n",
3146        "      <td>179.24</td>\n",
3147        "      <td>...</td>\n",
3148        "      <td>142.445</td>\n",
3149        "      <td>133.942</td>\n",
3150        "      <td>139.388</td>\n",
3151        "      <td>147.997</td>\n",
3152        "      <td>134.435</td>\n",
3153        "      <td>112.421</td>\n",
3154        "      <td>124.451</td>\n",
3155        "      <td>101.408</td>\n",
3156        "      <td>140.928</td>\n",
3157        "      <td>124.631</td>\n",
3158        "    </tr>\n",
3159        "    <tr>\n",
3160        "      <th>time_signature</th>\n",
3161        "      <td>4</td>\n",
3162        "      <td>4</td>\n",
3163        "      <td>4</td>\n",
3164        "      <td>4</td>\n",
3165        "      <td>4</td>\n",
3166        "      <td>4</td>\n",
3167        "      <td>4</td>\n",
3168        "      <td>4</td>\n",
3169        "      <td>4</td>\n",
3170        "      <td>3</td>\n",
3171        "      <td>...</td>\n",
3172        "      <td>4</td>\n",
3173        "      <td>4</td>\n",
3174        "      <td>4</td>\n",
3175        "      <td>4</td>\n",
3176        "      <td>4</td>\n",
3177        "      <td>4</td>\n",
3178        "      <td>4</td>\n",
3179        "      <td>3</td>\n",
3180        "      <td>4</td>\n",
3181        "      <td>4</td>\n",
3182        "    </tr>\n",
3183        "    <tr>\n",
3184        "      <th>track_href</th>\n",
3185        "      <td>https://api.spotify.com/v1/tracks/2ucFulEWapRA...</td>\n",
3186        "      <td>https://api.spotify.com/v1/tracks/2z1p43SNSbeo...</td>\n",
3187        "      <td>https://api.spotify.com/v1/tracks/3ckvsHnEffhh...</td>\n",
3188        "      <td>https://api.spotify.com/v1/tracks/4edArG2VehvJ...</td>\n",
3189        "      <td>https://api.spotify.com/v1/tracks/150EAeMGWJRu...</td>\n",
3190        "      <td>https://api.spotify.com/v1/tracks/1fVeHYkyMxrj...</td>\n",
3191        "      <td>https://api.spotify.com/v1/tracks/0GRplBEB2FWC...</td>\n",
3192        "      <td>https://api.spotify.com/v1/tracks/1eVymk74iroq...</td>\n",
3193        "      <td>https://api.spotify.com/v1/tracks/2p5a9gu6NECV...</td>\n",
3194        "      <td>https://api.spotify.com/v1/tracks/1HyLh5cctOnP...</td>\n",
3195        "      <td>...</td>\n",
3196        "      <td>https://api.spotify.com/v1/tracks/43feVCF6QfqI...</td>\n",
3197        "      <td>https://api.spotify.com/v1/tracks/3NwEPV9MDr1z...</td>\n",
3198        "      <td>https://api.spotify.com/v1/tracks/2Iccm3cKBQHW...</td>\n",
3199        "      <td>https://api.spotify.com/v1/tracks/2OLMjGIhCNI6...</td>\n",
3200        "      <td>https://api.spotify.com/v1/tracks/01n20rdBC5cz...</td>\n",
3201        "      <td>https://api.spotify.com/v1/tracks/5gnrZoSS7nbD...</td>\n",
3202        "      <td>https://api.spotify.com/v1/tracks/5FBxWhG0nbBA...</td>\n",
3203        "      <td>https://api.spotify.com/v1/tracks/6tEwCsVtZ5tI...</td>\n",
3204        "      <td>https://api.spotify.com/v1/tracks/50jq8RgbDfmN...</td>\n",
3205        "      <td>https://api.spotify.com/v1/tracks/4Z1fbYp0HuxL...</td>\n",
3206        "    </tr>\n",
3207        "    <tr>\n",
3208        "      <th>track_number</th>\n",
3209        "      <td>5</td>\n",
3210        "      <td>3</td>\n",
3211        "      <td>7</td>\n",
3212        "      <td>1</td>\n",
3213        "      <td>2</td>\n",
3214        "      <td>3</td>\n",
3215        "      <td>4</td>\n",
3216        "      <td>5</td>\n",
3217        "      <td>6</td>\n",
3218        "      <td>7</td>\n",
3219        "      <td>...</td>\n",
3220        "      <td>5</td>\n",
3221        "      <td>6</td>\n",
3222        "      <td>7</td>\n",
3223        "      <td>8</td>\n",
3224        "      <td>9</td>\n",
3225        "      <td>10</td>\n",
3226        "      <td>11</td>\n",
3227        "      <td>12</td>\n",
3228        "      <td>13</td>\n",
3229        "      <td>14</td>\n",
3230        "    </tr>\n",
3231        "    <tr>\n",
3232        "      <th>type</th>\n",
3233        "      <td>audio_features</td>\n",
3234        "      <td>audio_features</td>\n",
3235        "      <td>audio_features</td>\n",
3236        "      <td>audio_features</td>\n",
3237        "      <td>audio_features</td>\n",
3238        "      <td>audio_features</td>\n",
3239        "      <td>audio_features</td>\n",
3240        "      <td>audio_features</td>\n",
3241        "      <td>audio_features</td>\n",
3242        "      <td>audio_features</td>\n",
3243        "      <td>...</td>\n",
3244        "      <td>audio_features</td>\n",
3245        "      <td>audio_features</td>\n",
3246        "      <td>audio_features</td>\n",
3247        "      <td>audio_features</td>\n",
3248        "      <td>audio_features</td>\n",
3249        "      <td>audio_features</td>\n",
3250        "      <td>audio_features</td>\n",
3251        "      <td>audio_features</td>\n",
3252        "      <td>audio_features</td>\n",
3253        "      <td>audio_features</td>\n",
3254        "    </tr>\n",
3255        "    <tr>\n",
3256        "      <th>uri</th>\n",
3257        "      <td>spotify:track:2ucFulEWapRAmTn7l6f5Q7</td>\n",
3258        "      <td>spotify:track:2z1p43SNSbeowzy8WdYHNk</td>\n",
3259        "      <td>spotify:track:3ckvsHnEffhhS5c0Cs6Gv5</td>\n",
3260        "      <td>spotify:track:4edArG2VehvJdwOZfYOxtK</td>\n",
3261        "      <td>spotify:track:150EAeMGWJRubuH8zyx7h8</td>\n",
3262        "      <td>spotify:track:1fVeHYkyMxrjbjRAD9uWsZ</td>\n",
3263        "      <td>spotify:track:0GRplBEB2FWCKutwMmS6nY</td>\n",
3264        "      <td>spotify:track:1eVymk74iroqhsZxm0Vy3g</td>\n",
3265        "      <td>spotify:track:2p5a9gu6NECVSvBtGSU1vm</td>\n",
3266        "      <td>spotify:track:1HyLh5cctOnP186CBi8bhm</td>\n",
3267        "      <td>...</td>\n",
3268        "      <td>spotify:track:43feVCF6QfqIt9LnLs9BAH</td>\n",
3269        "      <td>spotify:track:3NwEPV9MDr1z3KcHiAuz9d</td>\n",
3270        "      <td>spotify:track:2Iccm3cKBQHWt5yk0yX9nh</td>\n",
3271        "      <td>spotify:track:2OLMjGIhCNI6j34ysPscbp</td>\n",
3272        "      <td>spotify:track:01n20rdBC5czKAhxmGREkr</td>\n",
3273        "      <td>spotify:track:5gnrZoSS7nbDYtHp32RFiI</td>\n",
3274        "      <td>spotify:track:5FBxWhG0nbBAF6lWgJFklM</td>\n",
3275        "      <td>spotify:track:6tEwCsVtZ5tI8uHNJSHQ3b</td>\n",
3276        "      <td>spotify:track:50jq8RgbDfmNNd0NiRnl4L</td>\n",
3277        "      <td>spotify:track:4Z1fbYp0HuxLBje4MOZcSD</td>\n",
3278        "    </tr>\n",
3279        "    <tr>\n",
3280        "      <th>valence</th>\n",
3281        "      <td>0.153</td>\n",
3282        "      <td>0.246</td>\n",
3283        "      <td>0.929</td>\n",
3284        "      <td>0.588</td>\n",
3285        "      <td>0.562</td>\n",
3286        "      <td>0.758</td>\n",
3287        "      <td>0.405</td>\n",
3288        "      <td>0.669</td>\n",
3289        "      <td>0.395</td>\n",
3290        "      <td>0.726</td>\n",
3291        "      <td>...</td>\n",
3292        "      <td>0.825</td>\n",
3293        "      <td>0.606</td>\n",
3294        "      <td>0.708</td>\n",
3295        "      <td>0.765</td>\n",
3296        "      <td>0.78</td>\n",
3297        "      <td>0.889</td>\n",
3298        "      <td>0.636</td>\n",
3299        "      <td>0.378</td>\n",
3300        "      <td>0.928</td>\n",
3301        "      <td>0.942</td>\n",
3302        "    </tr>\n",
3303        "  </tbody>\n",
3304        "</table>\n",
3305        "<p>41 rows × 229 columns</p>\n",
3306        "</div>"
3307       ],
3308       "text/plain": [
3309        "                                                                 0    \\\n",
3310        "_id                                           2ucFulEWapRAmTn7l6f5Q7   \n",
3311        "acousticness                                                   0.425   \n",
3312        "album              {'name': 'The Beatles (Remastered)', 'images':...   \n",
3313        "album_id                                      03Qh833fEdVT30Pfs93ea6   \n",
3314        "analysis_url       https://api.spotify.com/v1/audio-analysis/2ucF...   \n",
3315        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3316        "artist_name                                              The Beatles   \n",
3317        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3318        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3319        "complexity                                                 0.0598502   \n",
3320        "ctitle                                                wild honey pie   \n",
3321        "danceability                                                   0.792   \n",
3322        "disc_number                                                        1   \n",
3323        "duration_ms                                                    52973   \n",
3324        "energy                                                         0.763   \n",
3325        "explicit                                                       False   \n",
3326        "external_ids                                {'isrc': 'GBAYE0601648'}   \n",
3327        "external_urls      {'spotify': 'https://open.spotify.com/track/2u...   \n",
3328        "gloom                                                       0.418731   \n",
3329        "href               https://api.spotify.com/v1/tracks/2ucFulEWapRA...   \n",
3330        "id                                            2ucFulEWapRAmTn7l6f5Q7   \n",
3331        "instrumentalness                                               0.627   \n",
3332        "key                                                                2   \n",
3333        "liveness                                                       0.789   \n",
3334        "loudness                                                     -11.185   \n",
3335        "lyrical_density                                             0.169898   \n",
3336        "lyrics                     honey pie honey pie i love you, honey pie   \n",
3337        "mode                                                               1   \n",
3338        "name                                Wild Honey Pie - Remastered 2009   \n",
3339        "original_lyrics    \\n\\nHoney Pie\\nHoney Pie\\nI love you, Honey Pi...   \n",
3340        "popularity                                                        43   \n",
3341        "preview_url        https://p.scdn.co/mp3-preview/ddebab4d5e87d46a...   \n",
3342        "sentiment          {'probability': {'pos': 0.6088223652469111, 'n...   \n",
3343        "speechiness                                                   0.0506   \n",
3344        "tempo                                                           89.9   \n",
3345        "time_signature                                                     4   \n",
3346        "track_href         https://api.spotify.com/v1/tracks/2ucFulEWapRA...   \n",
3347        "track_number                                                       5   \n",
3348        "type                                                  audio_features   \n",
3349        "uri                             spotify:track:2ucFulEWapRAmTn7l6f5Q7   \n",
3350        "valence                                                        0.153   \n",
3351        "\n",
3352        "                                                                 1    \\\n",
3353        "_id                                           2z1p43SNSbeowzy8WdYHNk   \n",
3354        "acousticness                                                   0.368   \n",
3355        "album              {'name': 'Magical Mystery Tour (Remastered)', ...   \n",
3356        "album_id                                      6P9yO0ukhOx3dvmhGKeYoC   \n",
3357        "analysis_url       https://api.spotify.com/v1/audio-analysis/2z1p...   \n",
3358        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3359        "artist_name                                              The Beatles   \n",
3360        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3361        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3362        "complexity                                                       NaN   \n",
3363        "ctitle                                                        flying   \n",
3364        "danceability                                                   0.551   \n",
3365        "disc_number                                                        1   \n",
3366        "duration_ms                                                   135520   \n",
3367        "energy                                                         0.395   \n",
3368        "explicit                                                       False   \n",
3369        "external_ids                                {'isrc': 'GBAYE0601635'}   \n",
3370        "external_urls      {'spotify': 'https://open.spotify.com/track/2z...   \n",
3371        "gloom                                                            NaN   \n",
3372        "href               https://api.spotify.com/v1/tracks/2z1p43SNSbeo...   \n",
3373        "id                                            2z1p43SNSbeowzy8WdYHNk   \n",
3374        "instrumentalness                                                0.88   \n",
3375        "key                                                                0   \n",
3376        "liveness                                                      0.0932   \n",
3377        "loudness                                                     -14.755   \n",
3378        "lyrical_density                                                    0   \n",
3379        "lyrics                                                                 \n",
3380        "mode                                                               1   \n",
3381        "name                                        Flying - Remastered 2009   \n",
3382        "original_lyrics                               \\n\\n[Instrumental]\\n\\n   \n",
3383        "popularity                                                        44   \n",
3384        "preview_url        https://p.scdn.co/mp3-preview/15f07b753cb7e50c...   \n",
3385        "sentiment                                                        NaN   \n",
3386        "speechiness                                                   0.0501   \n",
3387        "tempo                                                         92.929   \n",
3388        "time_signature                                                     4   \n",
3389        "track_href         https://api.spotify.com/v1/tracks/2z1p43SNSbeo...   \n",
3390        "track_number                                                       3   \n",
3391        "type                                                  audio_features   \n",
3392        "uri                             spotify:track:2z1p43SNSbeowzy8WdYHNk   \n",
3393        "valence                                                        0.246   \n",
3394        "\n",
3395        "                                                                 2    \\\n",
3396        "_id                                           3ckvsHnEffhhS5c0Cs6Gv5   \n",
3397        "acousticness                                                   0.614   \n",
3398        "album              {'name': 'Beatles For Sale (Remastered)', 'ima...   \n",
3399        "album_id                                      7BgGBZndAvDlKOcwe5rscZ   \n",
3400        "analysis_url       https://api.spotify.com/v1/audio-analysis/3ckv...   \n",
3401        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3402        "artist_name                                              The Beatles   \n",
3403        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3404        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3405        "complexity                                                       NaN   \n",
3406        "ctitle                                      kansas city heyheyheyhey   \n",
3407        "danceability                                                   0.588   \n",
3408        "disc_number                                                        1   \n",
3409        "duration_ms                                                   158147   \n",
3410        "energy                                                         0.724   \n",
3411        "explicit                                                       False   \n",
3412        "external_ids                                {'isrc': 'GBAYE0601457'}   \n",
3413        "external_urls      {'spotify': 'https://open.spotify.com/track/3c...   \n",
3414        "gloom                                                            NaN   \n",
3415        "href               https://api.spotify.com/v1/tracks/3ckvsHnEffhh...   \n",
3416        "id                                            3ckvsHnEffhhS5c0Cs6Gv5   \n",
3417        "instrumentalness                                            8.92e-05   \n",
3418        "key                                                                7   \n",
3419        "liveness                                                       0.877   \n",
3420        "loudness                                                       -6.63   \n",
3421        "lyrical_density                                                  NaN   \n",
3422        "lyrics                                                           NaN   \n",
3423        "mode                                                               1   \n",
3424        "name                 Kansas City / Hey-Hey-Hey-Hey - Remastered 2009   \n",
3425        "original_lyrics                                                  NaN   \n",
3426        "popularity                                                        38   \n",
3427        "preview_url        https://p.scdn.co/mp3-preview/bd13930c7706bdd4...   \n",
3428        "sentiment                                                        NaN   \n",
3429        "speechiness                                                   0.0335   \n",
3430        "tempo                                                         131.36   \n",
3431        "time_signature                                                     4   \n",
3432        "track_href         https://api.spotify.com/v1/tracks/3ckvsHnEffhh...   \n",
3433        "track_number                                                       7   \n",
3434        "type                                                  audio_features   \n",
3435        "uri                             spotify:track:3ckvsHnEffhhS5c0Cs6Gv5   \n",
3436        "valence                                                        0.929   \n",
3437        "\n",
3438        "                                                                 3    \\\n",
3439        "_id                                           4edArG2VehvJdwOZfYOxtK   \n",
3440        "acousticness                                                7.67e-05   \n",
3441        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3442        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3443        "analysis_url       https://api.spotify.com/v1/audio-analysis/4edA...   \n",
3444        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3445        "artist_name                                              The Beatles   \n",
3446        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3447        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3448        "complexity                                                  0.293946   \n",
3449        "ctitle                                               twist and shout   \n",
3450        "danceability                                                   0.311   \n",
3451        "disc_number                                                        1   \n",
3452        "duration_ms                                                    93507   \n",
3453        "energy                                                         0.822   \n",
3454        "explicit                                                       False   \n",
3455        "external_ids                                {'isrc': 'GBUM71603960'}   \n",
3456        "external_urls      {'spotify': 'https://open.spotify.com/track/4e...   \n",
3457        "gloom                                                       0.238815   \n",
3458        "href               https://api.spotify.com/v1/tracks/4edArG2VehvJ...   \n",
3459        "id                                            4edArG2VehvJdwOZfYOxtK   \n",
3460        "instrumentalness                                            2.04e-06   \n",
3461        "key                                                                2   \n",
3462        "liveness                                                       0.508   \n",
3463        "loudness                                                      -8.696   \n",
3464        "lyrical_density                                              2.82332   \n",
3465        "lyrics             well shake it up baby now (shake it up baby) t...   \n",
3466        "mode                                                               1   \n",
3467        "name                             Twist And Shout - Live / Remastered   \n",
3468        "original_lyrics    \\n\\n[Verse 1]\\nWell shake it up baby now (shak...   \n",
3469        "popularity                                                        48   \n",
3470        "preview_url        https://p.scdn.co/mp3-preview/cd82d2f8f92a7222...   \n",
3471        "sentiment          {'probability': {'pos': 0.500092464930449, 'ne...   \n",
3472        "speechiness                                                   0.0395   \n",
3473        "tempo                                                        126.441   \n",
3474        "time_signature                                                     4   \n",
3475        "track_href         https://api.spotify.com/v1/tracks/4edArG2VehvJ...   \n",
3476        "track_number                                                       1   \n",
3477        "type                                                  audio_features   \n",
3478        "uri                             spotify:track:4edArG2VehvJdwOZfYOxtK   \n",
3479        "valence                                                        0.588   \n",
3480        "\n",
3481        "                                                                 4    \\\n",
3482        "_id                                           150EAeMGWJRubuH8zyx7h8   \n",
3483        "acousticness                                                 0.00675   \n",
3484        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3485        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3486        "analysis_url       https://api.spotify.com/v1/audio-analysis/150E...   \n",
3487        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3488        "artist_name                                              The Beatles   \n",
3489        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3490        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3491        "complexity                                                  0.316303   \n",
3492        "ctitle                                                  shes a woman   \n",
3493        "danceability                                                   0.188   \n",
3494        "disc_number                                                        1   \n",
3495        "duration_ms                                                   192053   \n",
3496        "energy                                                         0.885   \n",
3497        "explicit                                                       False   \n",
3498        "external_ids                                {'isrc': 'GBUM71603957'}   \n",
3499        "external_urls      {'spotify': 'https://open.spotify.com/track/15...   \n",
3500        "gloom                                                        0.22727   \n",
3501        "href               https://api.spotify.com/v1/tracks/150EAeMGWJRu...   \n",
3502        "id                                            150EAeMGWJRubuH8zyx7h8   \n",
3503        "instrumentalness                                            2.42e-05   \n",
3504        "key                                                                9   \n",
3505        "liveness                                                        0.85   \n",
3506        "loudness                                                      -8.189   \n",
3507        "lyrical_density                                             0.577965   \n",
3508        "lyrics             my love don't give me presents i know that she...   \n",
3509        "mode                                                               1   \n",
3510        "name                               She's A Woman - Live / Remastered   \n",
3511        "original_lyrics    \\n\\n[Chorus]\\nMy love don't give me presents\\n...   \n",
3512        "popularity                                                        45   \n",
3513        "preview_url        https://p.scdn.co/mp3-preview/37806a7d82c5d2a8...   \n",
3514        "sentiment          {'probability': {'pos': 0.437183810867932, 'ne...   \n",
3515        "speechiness                                                   0.0662   \n",
3516        "tempo                                                         175.86   \n",
3517        "time_signature                                                     4   \n",
3518        "track_href         https://api.spotify.com/v1/tracks/150EAeMGWJRu...   \n",
3519        "track_number                                                       2   \n",
3520        "type                                                  audio_features   \n",
3521        "uri                             spotify:track:150EAeMGWJRubuH8zyx7h8   \n",
3522        "valence                                                        0.562   \n",
3523        "\n",
3524        "                                                                 5    \\\n",
3525        "_id                                           1fVeHYkyMxrjbjRAD9uWsZ   \n",
3526        "acousticness                                                  0.0131   \n",
3527        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3528        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3529        "analysis_url       https://api.spotify.com/v1/audio-analysis/1fVe...   \n",
3530        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3531        "artist_name                                              The Beatles   \n",
3532        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3533        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3534        "complexity                                                  0.445783   \n",
3535        "ctitle                                              dizzy miss lizzy   \n",
3536        "danceability                                                   0.406   \n",
3537        "disc_number                                                        1   \n",
3538        "duration_ms                                                   219733   \n",
3539        "energy                                                         0.867   \n",
3540        "explicit                                                       False   \n",
3541        "external_ids                                {'isrc': 'GBUM71603952'}   \n",
3542        "external_urls      {'spotify': 'https://open.spotify.com/track/1f...   \n",
3543        "gloom                                                       0.154272   \n",
3544        "href               https://api.spotify.com/v1/tracks/1fVeHYkyMxrj...   \n",
3545        "id                                            1fVeHYkyMxrjbjRAD9uWsZ   \n",
3546        "instrumentalness                                            0.000141   \n",
3547        "key                                                               11   \n",
3548        "liveness                                                       0.496   \n",
3549        "loudness                                                      -6.879   \n",
3550        "lyrical_density                                             0.796421   \n",
3551        "lyrics             {intro} you make me dizzy, miss lizzy the way ...   \n",
3552        "mode                                                               0   \n",
3553        "name                            Dizzy Miss Lizzy - Live / Remastered   \n",
3554        "original_lyrics    \\n\\n{Intro}\\n\\nYou make me dizzy, Miss Lizzy\\n...   \n",
3555        "popularity                                                        44   \n",
3556        "preview_url        https://p.scdn.co/mp3-preview/5ee6d20e1808908e...   \n",
3557        "sentiment          {'probability': {'pos': 0.4118957822060205, 'n...   \n",
3558        "speechiness                                                   0.0461   \n",
3559        "tempo                                                        129.417   \n",
3560        "time_signature                                                     4   \n",
3561        "track_href         https://api.spotify.com/v1/tracks/1fVeHYkyMxrj...   \n",
3562        "track_number                                                       3   \n",
3563        "type                                                  audio_features   \n",
3564        "uri                             spotify:track:1fVeHYkyMxrjbjRAD9uWsZ   \n",
3565        "valence                                                        0.758   \n",
3566        "\n",
3567        "                                                                 6    \\\n",
3568        "_id                                           0GRplBEB2FWCKutwMmS6nY   \n",
3569        "acousticness                                                 0.00327   \n",
3570        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3571        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3572        "analysis_url       https://api.spotify.com/v1/audio-analysis/0GRp...   \n",
3573        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3574        "artist_name                                              The Beatles   \n",
3575        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3576        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3577        "complexity                                                  0.334303   \n",
3578        "ctitle                                                ticket to ride   \n",
3579        "danceability                                                    0.39   \n",
3580        "disc_number                                                        1   \n",
3581        "duration_ms                                                   146240   \n",
3582        "energy                                                         0.779   \n",
3583        "explicit                                                       False   \n",
3584        "external_ids                                {'isrc': 'GBUM71603959'}   \n",
3585        "external_urls      {'spotify': 'https://open.spotify.com/track/0G...   \n",
3586        "gloom                                                        0.35295   \n",
3587        "href               https://api.spotify.com/v1/tracks/0GRplBEB2FWC...   \n",
3588        "id                                            0GRplBEB2FWCKutwMmS6nY   \n",
3589        "instrumentalness                                                   0   \n",
3590        "key                                                                9   \n",
3591        "liveness                                                       0.366   \n",
3592        "loudness                                                      -8.007   \n",
3593        "lyrical_density                                              1.85312   \n",
3594        "lyrics             i think i'm going to be sad i think it's today...   \n",
3595        "mode                                                               1   \n",
3596        "name                              Ticket To Ride - Live / Remastered   \n",
3597        "original_lyrics    \\n\\n[Verse 1]\\nI think I'm going to be sad\\nI ...   \n",
3598        "popularity                                                        44   \n",
3599        "preview_url        https://p.scdn.co/mp3-preview/558bb39228550744...   \n",
3600        "sentiment          {'probability': {'pos': 0.1745613462608472, 'n...   \n",
3601        "speechiness                                                   0.0423   \n",
3602        "tempo                                                        121.216   \n",
3603        "time_signature                                                     4   \n",
3604        "track_href         https://api.spotify.com/v1/tracks/0GRplBEB2FWC...   \n",
3605        "track_number                                                       4   \n",
3606        "type                                                  audio_features   \n",
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3609        "\n",
3610        "                                                                 7    \\\n",
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3613        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3614        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3615        "analysis_url       https://api.spotify.com/v1/audio-analysis/1eVy...   \n",
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3617        "artist_name                                              The Beatles   \n",
3618        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3619        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3620        "complexity                                                  0.493981   \n",
3621        "ctitle                                              cant buy me love   \n",
3622        "danceability                                                     0.2   \n",
3623        "disc_number                                                        1   \n",
3624        "duration_ms                                                   134867   \n",
3625        "energy                                                         0.849   \n",
3626        "explicit                                                       False   \n",
3627        "external_ids                                {'isrc': 'GBUM71603951'}   \n",
3628        "external_urls      {'spotify': 'https://open.spotify.com/track/1e...   \n",
3629        "gloom                                                       0.242494   \n",
3630        "href               https://api.spotify.com/v1/tracks/1eVymk74iroq...   \n",
3631        "id                                            1eVymk74iroqhsZxm0Vy3g   \n",
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3634        "liveness                                                       0.894   \n",
3635        "loudness                                                      -7.606   \n",
3636        "lyrical_density                                              1.47553   \n",
3637        "lyrics             can't buy me love, love can't buy me love i'll...   \n",
3638        "mode                                                               1   \n",
3639        "name                           Can't Buy Me Love - Live / Remastered   \n",
3640        "original_lyrics    \\n\\n[Chorus 1]\\nCan't buy me love, love\\nCan't...   \n",
3641        "popularity                                                        44   \n",
3642        "preview_url        https://p.scdn.co/mp3-preview/c6b9c820e62868db...   \n",
3643        "sentiment          {'probability': {'pos': 0.2616130113907563, 'n...   \n",
3644        "speechiness                                                   0.0571   \n",
3645        "tempo                                                        173.283   \n",
3646        "time_signature                                                     4   \n",
3647        "track_href         https://api.spotify.com/v1/tracks/1eVymk74iroq...   \n",
3648        "track_number                                                       5   \n",
3649        "type                                                  audio_features   \n",
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3651        "valence                                                        0.669   \n",
3652        "\n",
3653        "                                                                 8    \\\n",
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3655        "acousticness                                                  0.0836   \n",
3656        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3657        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3658        "analysis_url       https://api.spotify.com/v1/audio-analysis/2p5a...   \n",
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3660        "artist_name                                              The Beatles   \n",
3661        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3662        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3663        "complexity                                                   0.24995   \n",
3664        "ctitle                                          things we said today   \n",
3665        "danceability                                                   0.307   \n",
3666        "disc_number                                                        1   \n",
3667        "duration_ms                                                   138733   \n",
3668        "energy                                                         0.637   \n",
3669        "explicit                                                       False   \n",
3670        "external_ids                                {'isrc': 'GBUM71603958'}   \n",
3671        "external_urls      {'spotify': 'https://open.spotify.com/track/2p...   \n",
3672        "gloom                                                       0.307075   \n",
3673        "href               https://api.spotify.com/v1/tracks/2p5a9gu6NECV...   \n",
3674        "id                                            2p5a9gu6NECVSvBtGSU1vm   \n",
3675        "instrumentalness                                                   0   \n",
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3677        "liveness                                                       0.756   \n",
3678        "loudness                                                       -8.35   \n",
3679        "lyrical_density                                              1.29746   \n",
3680        "lyrics             you say you will love me if i have to go you'l...   \n",
3681        "mode                                                               1   \n",
3682        "name                        Things We Said Today - Live / Remastered   \n",
3683        "original_lyrics    \\n\\n[Verse 1]\\nYou say you will love me\\nIf I ...   \n",
3684        "popularity                                                        43   \n",
3685        "preview_url        https://p.scdn.co/mp3-preview/7b71156485b9e3e1...   \n",
3686        "sentiment          {'probability': {'pos': 0.3672150785922961, 'n...   \n",
3687        "speechiness                                                   0.0392   \n",
3688        "tempo                                                        146.636   \n",
3689        "time_signature                                                     4   \n",
3690        "track_href         https://api.spotify.com/v1/tracks/2p5a9gu6NECV...   \n",
3691        "track_number                                                       6   \n",
3692        "type                                                  audio_features   \n",
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3694        "valence                                                        0.395   \n",
3695        "\n",
3696        "                                                                 9    \\\n",
3697        "_id                                           1HyLh5cctOnP186CBi8bhm   \n",
3698        "acousticness                                                 0.00242   \n",
3699        "album              {'name': 'Live At The Hollywood Bowl', 'images...   \n",
3700        "album_id                                      5XfJmldgWzrc1AIdbBaVZn   \n",
3701        "analysis_url       https://api.spotify.com/v1/audio-analysis/1HyL...   \n",
3702        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3703        "artist_name                                              The Beatles   \n",
3704        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3705        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3706        "complexity                                                  0.467134   \n",
3707        "ctitle                                           roll over beethoven   \n",
3708        "danceability                                                   0.204   \n",
3709        "disc_number                                                        1   \n",
3710        "duration_ms                                                   134013   \n",
3711        "energy                                                         0.808   \n",
3712        "explicit                                                       False   \n",
3713        "external_ids                                {'isrc': 'GBUM71603955'}   \n",
3714        "external_urls      {'spotify': 'https://open.spotify.com/track/1H...   \n",
3715        "gloom                                                        0.22049   \n",
3716        "href               https://api.spotify.com/v1/tracks/1HyLh5cctOnP...   \n",
3717        "id                                            1HyLh5cctOnP186CBi8bhm   \n",
3718        "instrumentalness                                                   0   \n",
3719        "key                                                                2   \n",
3720        "liveness                                                       0.634   \n",
3721        "loudness                                                      -7.948   \n",
3722        "lyrical_density                                               1.7461   \n",
3723        "lyrics             i'm gonna write a little letter gonna mail it ...   \n",
3724        "mode                                                               1   \n",
3725        "name                         Roll Over Beethoven - Live / Remastered   \n",
3726        "original_lyrics    \\n\\nI'm gonna write a little letter\\nGonna mai...   \n",
3727        "popularity                                                        43   \n",
3728        "preview_url        https://p.scdn.co/mp3-preview/318950f70347c556...   \n",
3729        "sentiment          {'probability': {'pos': 0.35656423276148513, '...   \n",
3730        "speechiness                                                   0.0398   \n",
3731        "tempo                                                         179.24   \n",
3732        "time_signature                                                     3   \n",
3733        "track_href         https://api.spotify.com/v1/tracks/1HyLh5cctOnP...   \n",
3734        "track_number                                                       7   \n",
3735        "type                                                  audio_features   \n",
3736        "uri                             spotify:track:1HyLh5cctOnP186CBi8bhm   \n",
3737        "valence                                                        0.726   \n",
3738        "\n",
3739        "                                         ...                          \\\n",
3740        "_id                                      ...                           \n",
3741        "acousticness                             ...                           \n",
3742        "album                                    ...                           \n",
3743        "album_id                                 ...                           \n",
3744        "analysis_url                             ...                           \n",
3745        "artist_id                                ...                           \n",
3746        "artist_name                              ...                           \n",
3747        "artists                                  ...                           \n",
3748        "available_markets                        ...                           \n",
3749        "complexity                               ...                           \n",
3750        "ctitle                                   ...                           \n",
3751        "danceability                             ...                           \n",
3752        "disc_number                              ...                           \n",
3753        "duration_ms                              ...                           \n",
3754        "energy                                   ...                           \n",
3755        "explicit                                 ...                           \n",
3756        "external_ids                             ...                           \n",
3757        "external_urls                            ...                           \n",
3758        "gloom                                    ...                           \n",
3759        "href                                     ...                           \n",
3760        "id                                       ...                           \n",
3761        "instrumentalness                         ...                           \n",
3762        "key                                      ...                           \n",
3763        "liveness                                 ...                           \n",
3764        "loudness                                 ...                           \n",
3765        "lyrical_density                          ...                           \n",
3766        "lyrics                                   ...                           \n",
3767        "mode                                     ...                           \n",
3768        "name                                     ...                           \n",
3769        "original_lyrics                          ...                           \n",
3770        "popularity                               ...                           \n",
3771        "preview_url                              ...                           \n",
3772        "sentiment                                ...                           \n",
3773        "speechiness                              ...                           \n",
3774        "tempo                                    ...                           \n",
3775        "time_signature                           ...                           \n",
3776        "track_href                               ...                           \n",
3777        "track_number                             ...                           \n",
3778        "type                                     ...                           \n",
3779        "uri                                      ...                           \n",
3780        "valence                                  ...                           \n",
3781        "\n",
3782        "                                                                 219  \\\n",
3783        "_id                                           43feVCF6QfqIt9LnLs9BAH   \n",
3784        "acousticness                                                   0.607   \n",
3785        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
3786        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
3787        "analysis_url       https://api.spotify.com/v1/audio-analysis/43fe...   \n",
3788        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3789        "artist_name                                              The Beatles   \n",
3790        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3791        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3792        "complexity                                                       NaN   \n",
3793        "ctitle                                                          boys   \n",
3794        "danceability                                                   0.402   \n",
3795        "disc_number                                                        1   \n",
3796        "duration_ms                                                   146440   \n",
3797        "energy                                                          0.86   \n",
3798        "explicit                                                       False   \n",
3799        "external_ids                                {'isrc': 'GBAYE0601414'}   \n",
3800        "external_urls      {'spotify': 'https://open.spotify.com/track/43...   \n",
3801        "gloom                                                            NaN   \n",
3802        "href               https://api.spotify.com/v1/tracks/43feVCF6QfqI...   \n",
3803        "id                                            43feVCF6QfqIt9LnLs9BAH   \n",
3804        "instrumentalness                                                   0   \n",
3805        "key                                                                4   \n",
3806        "liveness                                                       0.736   \n",
3807        "loudness                                                      -10.31   \n",
3808        "lyrical_density                                             0.901393   \n",
3809        "lyrics             i been told when a boy kiss a girl take a trip...   \n",
3810        "mode                                                               1   \n",
3811        "name                                          Boys - Remastered 2009   \n",
3812        "original_lyrics    \\n\\n[Verse 1]\\nI been told when a boy kiss a g...   \n",
3813        "popularity                                                        42   \n",
3814        "preview_url        https://p.scdn.co/mp3-preview/c84bcc2dd65c3d9b...   \n",
3815        "sentiment          {'probability': {'pos': 0.4595305514727438, 'n...   \n",
3816        "speechiness                                                   0.0504   \n",
3817        "tempo                                                        142.445   \n",
3818        "time_signature                                                     4   \n",
3819        "track_href         https://api.spotify.com/v1/tracks/43feVCF6QfqI...   \n",
3820        "track_number                                                       5   \n",
3821        "type                                                  audio_features   \n",
3822        "uri                             spotify:track:43feVCF6QfqIt9LnLs9BAH   \n",
3823        "valence                                                        0.825   \n",
3824        "\n",
3825        "                                                                 220  \\\n",
3826        "_id                                           3NwEPV9MDr1z3KcHiAuz9d   \n",
3827        "acousticness                                                   0.767   \n",
3828        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
3829        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
3830        "analysis_url       https://api.spotify.com/v1/audio-analysis/3NwE...   \n",
3831        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3832        "artist_name                                              The Beatles   \n",
3833        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3834        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3835        "complexity                                                       NaN   \n",
3836        "ctitle                                                    ask me why   \n",
3837        "danceability                                                   0.605   \n",
3838        "disc_number                                                        1   \n",
3839        "duration_ms                                                   146533   \n",
3840        "energy                                                         0.394   \n",
3841        "explicit                                                       False   \n",
3842        "external_ids                                {'isrc': 'GBAYE0601415'}   \n",
3843        "external_urls      {'spotify': 'https://open.spotify.com/track/3N...   \n",
3844        "gloom                                                            NaN   \n",
3845        "href               https://api.spotify.com/v1/tracks/3NwEPV9MDr1z...   \n",
3846        "id                                            3NwEPV9MDr1z3KcHiAuz9d   \n",
3847        "instrumentalness                                                   0   \n",
3848        "key                                                                4   \n",
3849        "liveness                                                      0.0967   \n",
3850        "loudness                                                      -11.33   \n",
3851        "lyrical_density                                              1.01001   \n",
3852        "lyrics             i love you, because you tell me things i want ...   \n",
3853        "mode                                                               1   \n",
3854        "name                                    Ask Me Why - Remastered 2009   \n",
3855        "original_lyrics    \\n\\n[Verse 1]\\nI love you, because you tell me...   \n",
3856        "popularity                                                        41   \n",
3857        "preview_url        https://p.scdn.co/mp3-preview/f42256fa5367c68f...   \n",
3858        "sentiment          {'probability': {'pos': 0.20446882559048601, '...   \n",
3859        "speechiness                                                   0.0378   \n",
3860        "tempo                                                        133.942   \n",
3861        "time_signature                                                     4   \n",
3862        "track_href         https://api.spotify.com/v1/tracks/3NwEPV9MDr1z...   \n",
3863        "track_number                                                       6   \n",
3864        "type                                                  audio_features   \n",
3865        "uri                             spotify:track:3NwEPV9MDr1z3KcHiAuz9d   \n",
3866        "valence                                                        0.606   \n",
3867        "\n",
3868        "                                                                 221  \\\n",
3869        "_id                                           2Iccm3cKBQHWt5yk0yX9nh   \n",
3870        "acousticness                                                   0.334   \n",
3871        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
3872        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
3873        "analysis_url       https://api.spotify.com/v1/audio-analysis/2Icc...   \n",
3874        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3875        "artist_name                                              The Beatles   \n",
3876        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3877        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3878        "complexity                                                       NaN   \n",
3879        "ctitle                                              please please me   \n",
3880        "danceability                                                   0.527   \n",
3881        "disc_number                                                        1   \n",
3882        "duration_ms                                                   120853   \n",
3883        "energy                                                          0.48   \n",
3884        "explicit                                                       False   \n",
3885        "external_ids                                {'isrc': 'GBAYE0601416'}   \n",
3886        "external_urls      {'spotify': 'https://open.spotify.com/track/2I...   \n",
3887        "gloom                                                            NaN   \n",
3888        "href               https://api.spotify.com/v1/tracks/2Iccm3cKBQHW...   \n",
3889        "id                                            2Iccm3cKBQHWt5yk0yX9nh   \n",
3890        "instrumentalness                                                   0   \n",
3891        "key                                                                4   \n",
3892        "liveness                                                      0.0702   \n",
3893        "loudness                                                       -9.61   \n",
3894        "lyrical_density                                              2.19275   \n",
3895        "lyrics             (lennon/mccartney) last night i said these wor...   \n",
3896        "mode                                                               1   \n",
3897        "name                              Please Please Me - Remastered 2009   \n",
3898        "original_lyrics    \\n\\n(Lennon/McCartney)\\n\\nLast night I said th...   \n",
3899        "popularity                                                        48   \n",
3900        "preview_url        https://p.scdn.co/mp3-preview/c7974d03d8cd26de...   \n",
3901        "sentiment          {'probability': {'pos': 0.16446745008480748, '...   \n",
3902        "speechiness                                                    0.028   \n",
3903        "tempo                                                        139.388   \n",
3904        "time_signature                                                     4   \n",
3905        "track_href         https://api.spotify.com/v1/tracks/2Iccm3cKBQHW...   \n",
3906        "track_number                                                       7   \n",
3907        "type                                                  audio_features   \n",
3908        "uri                             spotify:track:2Iccm3cKBQHWt5yk0yX9nh   \n",
3909        "valence                                                        0.708   \n",
3910        "\n",
3911        "                                                                 222  \\\n",
3912        "_id                                           2OLMjGIhCNI6j34ysPscbp   \n",
3913        "acousticness                                                   0.386   \n",
3914        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
3915        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
3916        "analysis_url       https://api.spotify.com/v1/audio-analysis/2OLM...   \n",
3917        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3918        "artist_name                                              The Beatles   \n",
3919        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3920        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3921        "complexity                                                       NaN   \n",
3922        "ctitle                                                    love me do   \n",
3923        "danceability                                                    0.52   \n",
3924        "disc_number                                                        1   \n",
3925        "duration_ms                                                   141693   \n",
3926        "energy                                                         0.829   \n",
3927        "explicit                                                       False   \n",
3928        "external_ids                                {'isrc': 'GBAYE0601417'}   \n",
3929        "external_urls      {'spotify': 'https://open.spotify.com/track/2O...   \n",
3930        "gloom                                                            NaN   \n",
3931        "href               https://api.spotify.com/v1/tracks/2OLMjGIhCNI6...   \n",
3932        "id                                            2OLMjGIhCNI6j34ysPscbp   \n",
3933        "instrumentalness                                             6.2e-05   \n",
3934        "key                                                                0   \n",
3935        "liveness                                                       0.227   \n",
3936        "loudness                                                      -6.228   \n",
3937        "lyrical_density                                             0.783384   \n",
3938        "lyrics             love, love me do you know i love you i'll alwa...   \n",
3939        "mode                                                               1   \n",
3940        "name                                    Love Me Do - Remastered 2009   \n",
3941        "original_lyrics    \\n\\nLove, love me do\\nYou know I love you\\nI'l...   \n",
3942        "popularity                                                        55   \n",
3943        "preview_url        https://p.scdn.co/mp3-preview/c0c7944dcb9d2457...   \n",
3944        "sentiment          {'probability': {'pos': 0.5071807762286473, 'n...   \n",
3945        "speechiness                                                   0.0806   \n",
3946        "tempo                                                        147.997   \n",
3947        "time_signature                                                     4   \n",
3948        "track_href         https://api.spotify.com/v1/tracks/2OLMjGIhCNI6...   \n",
3949        "track_number                                                       8   \n",
3950        "type                                                  audio_features   \n",
3951        "uri                             spotify:track:2OLMjGIhCNI6j34ysPscbp   \n",
3952        "valence                                                        0.765   \n",
3953        "\n",
3954        "                                                                 223  \\\n",
3955        "_id                                           01n20rdBC5czKAhxmGREkr   \n",
3956        "acousticness                                                   0.389   \n",
3957        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
3958        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
3959        "analysis_url       https://api.spotify.com/v1/audio-analysis/01n2...   \n",
3960        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
3961        "artist_name                                              The Beatles   \n",
3962        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
3963        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
3964        "complexity                                                       NaN   \n",
3965        "ctitle                                                 ps i love you   \n",
3966        "danceability                                                   0.635   \n",
3967        "disc_number                                                        1   \n",
3968        "duration_ms                                                   124360   \n",
3969        "energy                                                         0.656   \n",
3970        "explicit                                                       False   \n",
3971        "external_ids                                {'isrc': 'GBAYE0601418'}   \n",
3972        "external_urls      {'spotify': 'https://open.spotify.com/track/01...   \n",
3973        "gloom                                                            NaN   \n",
3974        "href               https://api.spotify.com/v1/tracks/01n20rdBC5cz...   \n",
3975        "id                                            01n20rdBC5czKAhxmGREkr   \n",
3976        "instrumentalness                                             0.00127   \n",
3977        "key                                                                2   \n",
3978        "liveness                                                      0.0828   \n",
3979        "loudness                                                        -8.5   \n",
3980        "lyrical_density                                               1.2303   \n",
3981        "lyrics             as i write this letter send my love to you rem...   \n",
3982        "mode                                                               1   \n",
3983        "name                               P.S. I Love You - Remastered 2009   \n",
3984        "original_lyrics    \\n\\nAs I write this letter\\nSend my love to yo...   \n",
3985        "popularity                                                        43   \n",
3986        "preview_url        https://p.scdn.co/mp3-preview/5ef1f2ba07489648...   \n",
3987        "sentiment          {'probability': {'pos': 0.6580284675394283, 'n...   \n",
3988        "speechiness                                                   0.0291   \n",
3989        "tempo                                                        134.435   \n",
3990        "time_signature                                                     4   \n",
3991        "track_href         https://api.spotify.com/v1/tracks/01n20rdBC5cz...   \n",
3992        "track_number                                                       9   \n",
3993        "type                                                  audio_features   \n",
3994        "uri                             spotify:track:01n20rdBC5czKAhxmGREkr   \n",
3995        "valence                                                         0.78   \n",
3996        "\n",
3997        "                                                                 224  \\\n",
3998        "_id                                           5gnrZoSS7nbDYtHp32RFiI   \n",
3999        "acousticness                                                   0.778   \n",
4000        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
4001        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
4002        "analysis_url       https://api.spotify.com/v1/audio-analysis/5gnr...   \n",
4003        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
4004        "artist_name                                              The Beatles   \n",
4005        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
4006        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
4007        "complexity                                                       NaN   \n",
4008        "ctitle                                                  baby its you   \n",
4009        "danceability                                                   0.608   \n",
4010        "disc_number                                                        1   \n",
4011        "duration_ms                                                   160520   \n",
4012        "energy                                                         0.494   \n",
4013        "explicit                                                       False   \n",
4014        "external_ids                                {'isrc': 'GBAYE0601419'}   \n",
4015        "external_urls      {'spotify': 'https://open.spotify.com/track/5g...   \n",
4016        "gloom                                                            NaN   \n",
4017        "href               https://api.spotify.com/v1/tracks/5gnrZoSS7nbD...   \n",
4018        "id                                            5gnrZoSS7nbDYtHp32RFiI   \n",
4019        "instrumentalness                                                   0   \n",
4020        "key                                                                4   \n",
4021        "liveness                                                      0.0926   \n",
4022        "loudness                                                     -12.211   \n",
4023        "lyrical_density                                              1.32694   \n",
4024        "lyrics             sha la la la la la la la sha la la la la la la...   \n",
4025        "mode                                                               0   \n",
4026        "name                                 Baby It's You - Remastered 2009   \n",
4027        "original_lyrics    \\n\\n[Intro-The Beatles]\\nSha la la la la la la...   \n",
4028        "popularity                                                        44   \n",
4029        "preview_url        https://p.scdn.co/mp3-preview/d7eeb1f68c39066d...   \n",
4030        "sentiment          {'probability': {'pos': 0.3209861049246835, 'n...   \n",
4031        "speechiness                                                   0.0345   \n",
4032        "tempo                                                        112.421   \n",
4033        "time_signature                                                     4   \n",
4034        "track_href         https://api.spotify.com/v1/tracks/5gnrZoSS7nbD...   \n",
4035        "track_number                                                      10   \n",
4036        "type                                                  audio_features   \n",
4037        "uri                             spotify:track:5gnrZoSS7nbDYtHp32RFiI   \n",
4038        "valence                                                        0.889   \n",
4039        "\n",
4040        "                                                                 225  \\\n",
4041        "_id                                           5FBxWhG0nbBAF6lWgJFklM   \n",
4042        "acousticness                                                   0.608   \n",
4043        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
4044        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
4045        "analysis_url       https://api.spotify.com/v1/audio-analysis/5FBx...   \n",
4046        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
4047        "artist_name                                              The Beatles   \n",
4048        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
4049        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
4050        "complexity                                                       NaN   \n",
4051        "ctitle                                  do you want to know a secret   \n",
4052        "danceability                                                   0.673   \n",
4053        "disc_number                                                        1   \n",
4054        "duration_ms                                                   117013   \n",
4055        "energy                                                         0.349   \n",
4056        "explicit                                                       False   \n",
4057        "external_ids                                {'isrc': 'GBAYE0601420'}   \n",
4058        "external_urls      {'spotify': 'https://open.spotify.com/track/5F...   \n",
4059        "gloom                                                            NaN   \n",
4060        "href               https://api.spotify.com/v1/tracks/5FBxWhG0nbBA...   \n",
4061        "id                                            5FBxWhG0nbBAF6lWgJFklM   \n",
4062        "instrumentalness                                                   0   \n",
4063        "key                                                                4   \n",
4064        "liveness                                                        0.38   \n",
4065        "loudness                                                     -12.414   \n",
4066        "lyrical_density                                               1.1879   \n",
4067        "lyrics             you'll never know how much i really love you y...   \n",
4068        "mode                                                               1   \n",
4069        "name                  Do You Want To Know A Secret - Remastered 2009   \n",
4070        "original_lyrics    \\n\\n[Intro]\\nYou'll never know how much I real...   \n",
4071        "popularity                                                        48   \n",
4072        "preview_url        https://p.scdn.co/mp3-preview/5bd705943290818c...   \n",
4073        "sentiment          {'probability': {'pos': 0.440458717583442, 'ne...   \n",
4074        "speechiness                                                   0.0368   \n",
4075        "tempo                                                        124.451   \n",
4076        "time_signature                                                     4   \n",
4077        "track_href         https://api.spotify.com/v1/tracks/5FBxWhG0nbBA...   \n",
4078        "track_number                                                      11   \n",
4079        "type                                                  audio_features   \n",
4080        "uri                             spotify:track:5FBxWhG0nbBAF6lWgJFklM   \n",
4081        "valence                                                        0.636   \n",
4082        "\n",
4083        "                                                                 226  \\\n",
4084        "_id                                           6tEwCsVtZ5tI8uHNJSHQ3b   \n",
4085        "acousticness                                                   0.698   \n",
4086        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
4087        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
4088        "analysis_url       https://api.spotify.com/v1/audio-analysis/6tEw...   \n",
4089        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
4090        "artist_name                                              The Beatles   \n",
4091        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
4092        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
4093        "complexity                                                       NaN   \n",
4094        "ctitle                                              a taste of honey   \n",
4095        "danceability                                                    0.42   \n",
4096        "disc_number                                                        1   \n",
4097        "duration_ms                                                   123480   \n",
4098        "energy                                                         0.372   \n",
4099        "explicit                                                       False   \n",
4100        "external_ids                                {'isrc': 'GBAYE0601421'}   \n",
4101        "external_urls      {'spotify': 'https://open.spotify.com/track/6t...   \n",
4102        "gloom                                                            NaN   \n",
4103        "href               https://api.spotify.com/v1/tracks/6tEwCsVtZ5tI...   \n",
4104        "id                                            6tEwCsVtZ5tI8uHNJSHQ3b   \n",
4105        "instrumentalness                                                   0   \n",
4106        "key                                                                1   \n",
4107        "liveness                                                       0.104   \n",
4108        "loudness                                                     -11.416   \n",
4109        "lyrical_density                                              0.74506   \n",
4110        "lyrics             a taste of honey! tasting much sweeter than wi...   \n",
4111        "mode                                                               0   \n",
4112        "name                              A Taste Of Honey - Remastered 2009   \n",
4113        "original_lyrics    \\n\\n[Intro]\\nA taste of honey! Tasting much sw...   \n",
4114        "popularity                                                        40   \n",
4115        "preview_url        https://p.scdn.co/mp3-preview/dd94439cdf6e7668...   \n",
4116        "sentiment          {'probability': {'pos': 0.6485651627744511, 'n...   \n",
4117        "speechiness                                                   0.0327   \n",
4118        "tempo                                                        101.408   \n",
4119        "time_signature                                                     3   \n",
4120        "track_href         https://api.spotify.com/v1/tracks/6tEwCsVtZ5tI...   \n",
4121        "track_number                                                      12   \n",
4122        "type                                                  audio_features   \n",
4123        "uri                             spotify:track:6tEwCsVtZ5tI8uHNJSHQ3b   \n",
4124        "valence                                                        0.378   \n",
4125        "\n",
4126        "                                                                 227  \\\n",
4127        "_id                                           50jq8RgbDfmNNd0NiRnl4L   \n",
4128        "acousticness                                                   0.629   \n",
4129        "album              {'name': 'Please Please Me (Remastered)', 'ima...   \n",
4130        "album_id                                      7gDXyW16byCQOgK965BRzn   \n",
4131        "analysis_url       https://api.spotify.com/v1/audio-analysis/50jq...   \n",
4132        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2   \n",
4133        "artist_name                                              The Beatles   \n",
4134        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...   \n",
4135        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...   \n",
4136        "complexity                                                       NaN   \n",
4137        "ctitle                                                theres a place   \n",
4138        "danceability                                                   0.455   \n",
4139        "disc_number                                                        1   \n",
4140        "duration_ms                                                   110493   \n",
4141        "energy                                                         0.582   \n",
4142        "explicit                                                       False   \n",
4143        "external_ids                                {'isrc': 'GBAYE0601422'}   \n",
4144        "external_urls      {'spotify': 'https://open.spotify.com/track/50...   \n",
4145        "gloom                                                            NaN   \n",
4146        "href               https://api.spotify.com/v1/tracks/50jq8RgbDfmN...   \n",
4147        "id                                            50jq8RgbDfmNNd0NiRnl4L   \n",
4148        "instrumentalness                                            4.22e-06   \n",
4149        "key                                                                4   \n",
4150        "liveness                                                       0.172   \n",
4151        "loudness                                                     -10.009   \n",
4152        "lyrical_density                                             0.895984   \n",
4153        "lyrics             there is a place where i can go when i feel lo...   \n",
4154        "mode                                                               1   \n",
4155        "name                               There's A Place - Remastered 2009   \n",
4156        "original_lyrics    \\n\\n[Verse 1]\\nThere is a place\\nWhere I can g...   \n",
4157        "popularity                                                        43   \n",
4158        "preview_url        https://p.scdn.co/mp3-preview/5260a1d4f12c23ac...   \n",
4159        "sentiment          {'probability': {'pos': 0.3487106796498656, 'n...   \n",
4160        "speechiness                                                   0.0292   \n",
4161        "tempo                                                        140.928   \n",
4162        "time_signature                                                     4   \n",
4163        "track_href         https://api.spotify.com/v1/tracks/50jq8RgbDfmN...   \n",
4164        "track_number                                                      13   \n",
4165        "type                                                  audio_features   \n",
4166        "uri                             spotify:track:50jq8RgbDfmNNd0NiRnl4L   \n",
4167        "valence                                                        0.928   \n",
4168        "\n",
4169        "                                                                 228  \n",
4170        "_id                                           4Z1fbYp0HuxLBje4MOZcSD  \n",
4171        "acousticness                                                   0.641  \n",
4172        "album              {'name': 'Please Please Me (Remastered)', 'ima...  \n",
4173        "album_id                                      7gDXyW16byCQOgK965BRzn  \n",
4174        "analysis_url       https://api.spotify.com/v1/audio-analysis/4Z1f...  \n",
4175        "artist_id                                     3WrFJ7ztbogyGnTHbHJFl2  \n",
4176        "artist_name                                              The Beatles  \n",
4177        "artists            [{'name': 'The Beatles', 'id': '3WrFJ7ztbogyGn...  \n",
4178        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CH, CL, CO, C...  \n",
4179        "complexity                                                       NaN  \n",
4180        "ctitle                                               twist and shout  \n",
4181        "danceability                                                   0.482  \n",
4182        "disc_number                                                        1  \n",
4183        "duration_ms                                                   155227  \n",
4184        "energy                                                         0.849  \n",
4185        "explicit                                                       False  \n",
4186        "external_ids                                {'isrc': 'GBAYE0601423'}  \n",
4187        "external_urls      {'spotify': 'https://open.spotify.com/track/4Z...  \n",
4188        "gloom                                                            NaN  \n",
4189        "href               https://api.spotify.com/v1/tracks/4Z1fbYp0HuxL...  \n",
4190        "id                                            4Z1fbYp0HuxLBje4MOZcSD  \n",
4191        "instrumentalness                                            7.74e-06  \n",
4192        "key                                                                2  \n",
4193        "liveness                                                      0.0414  \n",
4194        "loudness                                                      -9.198  \n",
4195        "lyrical_density                                              1.70075  \n",
4196        "lyrics             well shake it up baby now (shake it up baby) t...  \n",
4197        "mode                                                               1  \n",
4198        "name                               Twist And Shout - Remastered 2009  \n",
4199        "original_lyrics    \\n\\n[Verse 1]\\nWell shake it up baby now (shak...  \n",
4200        "popularity                                                        64  \n",
4201        "preview_url        https://p.scdn.co/mp3-preview/b7e3bc96b46e4dcc...  \n",
4202        "sentiment          {'probability': {'pos': 0.500092464930449, 'ne...  \n",
4203        "speechiness                                                   0.0452  \n",
4204        "tempo                                                        124.631  \n",
4205        "time_signature                                                     4  \n",
4206        "track_href         https://api.spotify.com/v1/tracks/4Z1fbYp0HuxL...  \n",
4207        "track_number                                                      14  \n",
4208        "type                                                  audio_features  \n",
4209        "uri                             spotify:track:4Z1fbYp0HuxLBje4MOZcSD  \n",
4210        "valence                                                        0.942  \n",
4211        "\n",
4212        "[41 rows x 229 columns]"
4213       ]
4214      },
4215      "execution_count": 10,
4216      "metadata": {},
4217      "output_type": "execute_result"
4218     }
4219    ],
4220    "source": [
4221     "beatles_tracks = pd.DataFrame(list(tracks.find({'artist_id': beatles_id})))\n",
4222     "beatles_tracks.T"
4223    ]
4224   },
4225   {
4226    "cell_type": "code",
4227    "execution_count": 11,
4228    "metadata": {
4229     "collapsed": false,
4230     "scrolled": true
4231    },
4232    "outputs": [
4233     {
4234      "data": {
4235       "text/html": [
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4263        "  </thead>\n",
4264        "  <tbody>\n",
4265        "    <tr>\n",
4266        "      <th>_id</th>\n",
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4268        "      <td>6Unw1AAcpS1ZgZoRlj2jxA</td>\n",
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4288        "    </tr>\n",
4289        "    <tr>\n",
4290        "      <th>acousticness</th>\n",
4291        "      <td>0.00101</td>\n",
4292        "      <td>0.00822</td>\n",
4293        "      <td>0.0589</td>\n",
4294        "      <td>0.0825</td>\n",
4295        "      <td>0.102</td>\n",
4296        "      <td>0.000801</td>\n",
4297        "      <td>0.0955</td>\n",
4298        "      <td>0.0147</td>\n",
4299        "      <td>0.443</td>\n",
4300        "      <td>0.313</td>\n",
4301        "      <td>...</td>\n",
4302        "      <td>0.000659</td>\n",
4303        "      <td>0.000849</td>\n",
4304        "      <td>0.704</td>\n",
4305        "      <td>0.000101</td>\n",
4306        "      <td>1.93e-05</td>\n",
4307        "      <td>0.00281</td>\n",
4308        "      <td>0.000849</td>\n",
4309        "      <td>0.00968</td>\n",
4310        "      <td>0.000135</td>\n",
4311        "      <td>0.000465</td>\n",
4312        "    </tr>\n",
4313        "    <tr>\n",
4314        "      <th>album</th>\n",
4315        "      <td>{'name': 'The King Of Limbs', 'images': [{'wid...</td>\n",
4316        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4317        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4318        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4319        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4320        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4321        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4322        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4323        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4324        "      <td>{'name': 'TKOL RMX 1234567', 'images': [{'widt...</td>\n",
4325        "      <td>...</td>\n",
4326        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4327        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4328        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4329        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4330        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4331        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4332        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4333        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4334        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4335        "      <td>{'name': 'Pablo Honey', 'images': [{'width': 6...</td>\n",
4336        "    </tr>\n",
4337        "    <tr>\n",
4338        "      <th>album_id</th>\n",
4339        "      <td>1DBkJIEoeHrTX4WCBQGcCi</td>\n",
4340        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4341        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4342        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4343        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4344        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4345        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4346        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4347        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4348        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
4349        "      <td>...</td>\n",
4350        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4351        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4352        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4353        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4354        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4355        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4356        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4357        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4358        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4359        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
4360        "    </tr>\n",
4361        "    <tr>\n",
4362        "      <th>analysis_url</th>\n",
4363        "      <td>https://api.spotify.com/v1/audio-analysis/0eEC...</td>\n",
4364        "      <td>https://api.spotify.com/v1/audio-analysis/6Unw...</td>\n",
4365        "      <td>https://api.spotify.com/v1/audio-analysis/5hfz...</td>\n",
4366        "      <td>https://api.spotify.com/v1/audio-analysis/64le...</td>\n",
4367        "      <td>https://api.spotify.com/v1/audio-analysis/1Cxh...</td>\n",
4368        "      <td>https://api.spotify.com/v1/audio-analysis/2H7Y...</td>\n",
4369        "      <td>https://api.spotify.com/v1/audio-analysis/3zkF...</td>\n",
4370        "      <td>https://api.spotify.com/v1/audio-analysis/7KKg...</td>\n",
4371        "      <td>https://api.spotify.com/v1/audio-analysis/4rax...</td>\n",
4372        "      <td>https://api.spotify.com/v1/audio-analysis/1gaA...</td>\n",
4373        "      <td>...</td>\n",
4374        "      <td>https://api.spotify.com/v1/audio-analysis/71wI...</td>\n",
4375        "      <td>https://api.spotify.com/v1/audio-analysis/2zYm...</td>\n",
4376        "      <td>https://api.spotify.com/v1/audio-analysis/3ovb...</td>\n",
4377        "      <td>https://api.spotify.com/v1/audio-analysis/4NUc...</td>\n",
4378        "      <td>https://api.spotify.com/v1/audio-analysis/4nkl...</td>\n",
4379        "      <td>https://api.spotify.com/v1/audio-analysis/11qD...</td>\n",
4380        "      <td>https://api.spotify.com/v1/audio-analysis/4D6Z...</td>\n",
4381        "      <td>https://api.spotify.com/v1/audio-analysis/48IE...</td>\n",
4382        "      <td>https://api.spotify.com/v1/audio-analysis/2B5P...</td>\n",
4383        "      <td>https://api.spotify.com/v1/audio-analysis/6qtt...</td>\n",
4384        "    </tr>\n",
4385        "    <tr>\n",
4386        "      <th>artist_id</th>\n",
4387        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4388        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4389        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4390        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4391        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4392        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4393        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4394        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4395        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4396        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4397        "      <td>...</td>\n",
4398        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4399        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4400        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4401        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4402        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4403        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4404        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4405        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4406        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4407        "      <td>4Z8W4fKeB5YxbusRsdQVPb</td>\n",
4408        "    </tr>\n",
4409        "    <tr>\n",
4410        "      <th>artist_name</th>\n",
4411        "      <td>Radiohead</td>\n",
4412        "      <td>Radiohead</td>\n",
4413        "      <td>Radiohead</td>\n",
4414        "      <td>Radiohead</td>\n",
4415        "      <td>Radiohead</td>\n",
4416        "      <td>Radiohead</td>\n",
4417        "      <td>Radiohead</td>\n",
4418        "      <td>Radiohead</td>\n",
4419        "      <td>Radiohead</td>\n",
4420        "      <td>Radiohead</td>\n",
4421        "      <td>...</td>\n",
4422        "      <td>Radiohead</td>\n",
4423        "      <td>Radiohead</td>\n",
4424        "      <td>Radiohead</td>\n",
4425        "      <td>Radiohead</td>\n",
4426        "      <td>Radiohead</td>\n",
4427        "      <td>Radiohead</td>\n",
4428        "      <td>Radiohead</td>\n",
4429        "      <td>Radiohead</td>\n",
4430        "      <td>Radiohead</td>\n",
4431        "      <td>Radiohead</td>\n",
4432        "    </tr>\n",
4433        "    <tr>\n",
4434        "      <th>artists</th>\n",
4435        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4436        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4437        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4438        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4439        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4440        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4441        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4442        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4443        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4444        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4445        "      <td>...</td>\n",
4446        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4447        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4448        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4449        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4450        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4451        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4452        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4453        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4454        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4455        "      <td>[{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...</td>\n",
4456        "    </tr>\n",
4457        "    <tr>\n",
4458        "      <th>available_markets</th>\n",
4459        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4460        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4461        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4462        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4463        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4464        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4465        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4466        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4467        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4468        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4469        "      <td>...</td>\n",
4470        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4471        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4472        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4473        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4474        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4475        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4476        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4477        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4478        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4479        "      <td>[AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...</td>\n",
4480        "    </tr>\n",
4481        "    <tr>\n",
4482        "      <th>complexity</th>\n",
4483        "      <td>0.349377</td>\n",
4484        "      <td>NaN</td>\n",
4485        "      <td>NaN</td>\n",
4486        "      <td>NaN</td>\n",
4487        "      <td>NaN</td>\n",
4488        "      <td>NaN</td>\n",
4489        "      <td>NaN</td>\n",
4490        "      <td>NaN</td>\n",
4491        "      <td>NaN</td>\n",
4492        "      <td>NaN</td>\n",
4493        "      <td>...</td>\n",
4494        "      <td>NaN</td>\n",
4495        "      <td>NaN</td>\n",
4496        "      <td>NaN</td>\n",
4497        "      <td>NaN</td>\n",
4498        "      <td>NaN</td>\n",
4499        "      <td>NaN</td>\n",
4500        "      <td>NaN</td>\n",
4501        "      <td>NaN</td>\n",
4502        "      <td>NaN</td>\n",
4503        "      <td>NaN</td>\n",
4504        "    </tr>\n",
4505        "    <tr>\n",
4506        "      <th>ctitle</th>\n",
4507        "      <td>feral</td>\n",
4508        "      <td>little by little caribou rmx</td>\n",
4509        "      <td>lotus flower jacques greene rmx</td>\n",
4510        "      <td>morning mr magpie nathan fake rmx</td>\n",
4511        "      <td>bloom harmonic 313 rmx</td>\n",
4512        "      <td>bloom mark pritchard rmx</td>\n",
4513        "      <td>feral lone rmx</td>\n",
4514        "      <td>morning mr magpie pearson sound scavenger rmx</td>\n",
4515        "      <td>separator four tet rmx</td>\n",
4516        "      <td>give up the ghost thriller houseghost remix</td>\n",
4517        "      <td>...</td>\n",
4518        "      <td>how do you</td>\n",
4519        "      <td>stop whispering</td>\n",
4520        "      <td>thinking about you</td>\n",
4521        "      <td>anyone can play guitar</td>\n",
4522        "      <td>ripcord</td>\n",
4523        "      <td>vegetable</td>\n",
4524        "      <td>prove yourself</td>\n",
4525        "      <td>i cant</td>\n",
4526        "      <td>lurgee</td>\n",
4527        "      <td>blow out</td>\n",
4528        "    </tr>\n",
4529        "    <tr>\n",
4530        "      <th>danceability</th>\n",
4531        "      <td>0.49</td>\n",
4532        "      <td>0.8</td>\n",
4533        "      <td>0.629</td>\n",
4534        "      <td>0.661</td>\n",
4535        "      <td>0.443</td>\n",
4536        "      <td>0.414</td>\n",
4537        "      <td>0.761</td>\n",
4538        "      <td>0.481</td>\n",
4539        "      <td>0.461</td>\n",
4540        "      <td>0.596</td>\n",
4541        "      <td>...</td>\n",
4542        "      <td>0.185</td>\n",
4543        "      <td>0.212</td>\n",
4544        "      <td>0.364</td>\n",
4545        "      <td>0.294</td>\n",
4546        "      <td>0.256</td>\n",
4547        "      <td>0.384</td>\n",
4548        "      <td>0.25</td>\n",
4549        "      <td>0.284</td>\n",
4550        "      <td>0.42</td>\n",
4551        "      <td>0.284</td>\n",
4552        "    </tr>\n",
4553        "    <tr>\n",
4554        "      <th>disc_number</th>\n",
4555        "      <td>1</td>\n",
4556        "      <td>1</td>\n",
4557        "      <td>1</td>\n",
4558        "      <td>1</td>\n",
4559        "      <td>1</td>\n",
4560        "      <td>1</td>\n",
4561        "      <td>1</td>\n",
4562        "      <td>1</td>\n",
4563        "      <td>1</td>\n",
4564        "      <td>1</td>\n",
4565        "      <td>...</td>\n",
4566        "      <td>1</td>\n",
4567        "      <td>1</td>\n",
4568        "      <td>1</td>\n",
4569        "      <td>1</td>\n",
4570        "      <td>1</td>\n",
4571        "      <td>1</td>\n",
4572        "      <td>1</td>\n",
4573        "      <td>1</td>\n",
4574        "      <td>1</td>\n",
4575        "      <td>1</td>\n",
4576        "    </tr>\n",
4577        "    <tr>\n",
4578        "      <th>duration_ms</th>\n",
4579        "      <td>192743</td>\n",
4580        "      <td>340160</td>\n",
4581        "      <td>429947</td>\n",
4582        "      <td>291987</td>\n",
4583        "      <td>304333</td>\n",
4584        "      <td>367280</td>\n",
4585        "      <td>317507</td>\n",
4586        "      <td>278893</td>\n",
4587        "      <td>423000</td>\n",
4588        "      <td>373760</td>\n",
4589        "      <td>...</td>\n",
4590        "      <td>132173</td>\n",
4591        "      <td>325627</td>\n",
4592        "      <td>161533</td>\n",
4593        "      <td>217800</td>\n",
4594        "      <td>189733</td>\n",
4595        "      <td>192667</td>\n",
4596        "      <td>145373</td>\n",
4597        "      <td>253093</td>\n",
4598        "      <td>187867</td>\n",
4599        "      <td>282067</td>\n",
4600        "    </tr>\n",
4601        "    <tr>\n",
4602        "      <th>energy</th>\n",
4603        "      <td>0.777</td>\n",
4604        "      <td>0.586</td>\n",
4605        "      <td>0.592</td>\n",
4606        "      <td>0.707</td>\n",
4607        "      <td>0.665</td>\n",
4608        "      <td>0.712</td>\n",
4609        "      <td>0.877</td>\n",
4610        "      <td>0.336</td>\n",
4611        "      <td>0.455</td>\n",
4612        "      <td>0.894</td>\n",
4613        "      <td>...</td>\n",
4614        "      <td>0.964</td>\n",
4615        "      <td>0.696</td>\n",
4616        "      <td>0.37</td>\n",
4617        "      <td>0.813</td>\n",
4618        "      <td>0.906</td>\n",
4619        "      <td>0.717</td>\n",
4620        "      <td>0.62</td>\n",
4621        "      <td>0.825</td>\n",
4622        "      <td>0.548</td>\n",
4623        "      <td>0.719</td>\n",
4624        "    </tr>\n",
4625        "    <tr>\n",
4626        "      <th>explicit</th>\n",
4627        "      <td>False</td>\n",
4628        "      <td>False</td>\n",
4629        "      <td>False</td>\n",
4630        "      <td>False</td>\n",
4631        "      <td>False</td>\n",
4632        "      <td>False</td>\n",
4633        "      <td>False</td>\n",
4634        "      <td>False</td>\n",
4635        "      <td>False</td>\n",
4636        "      <td>False</td>\n",
4637        "      <td>...</td>\n",
4638        "      <td>False</td>\n",
4639        "      <td>False</td>\n",
4640        "      <td>False</td>\n",
4641        "      <td>False</td>\n",
4642        "      <td>False</td>\n",
4643        "      <td>False</td>\n",
4644        "      <td>False</td>\n",
4645        "      <td>False</td>\n",
4646        "      <td>False</td>\n",
4647        "      <td>False</td>\n",
4648        "    </tr>\n",
4649        "    <tr>\n",
4650        "      <th>external_ids</th>\n",
4651        "      <td>{'isrc': 'GBU4B1100006'}</td>\n",
4652        "      <td>{'isrc': 'GBU4B1100013'}</td>\n",
4653        "      <td>{'isrc': 'GBU4B1100014'}</td>\n",
4654        "      <td>{'isrc': 'GBU4B1100015'}</td>\n",
4655        "      <td>{'isrc': 'GBU4B1100016'}</td>\n",
4656        "      <td>{'isrc': 'GBU4B1100017'}</td>\n",
4657        "      <td>{'isrc': 'GBU4B1100018'}</td>\n",
4658        "      <td>{'isrc': 'GBU4B1100020'}</td>\n",
4659        "      <td>{'isrc': 'GBU4B1100019'}</td>\n",
4660        "      <td>{'isrc': 'GBU4B1100031'}</td>\n",
4661        "      <td>...</td>\n",
4662        "      <td>{'isrc': 'GBAYE9300105'}</td>\n",
4663        "      <td>{'isrc': 'GBAYE9300106'}</td>\n",
4664        "      <td>{'isrc': 'GBAYE9200114'}</td>\n",
4665        "      <td>{'isrc': 'GBAYE9300107'}</td>\n",
4666        "      <td>{'isrc': 'GBAYE9300108'}</td>\n",
4667        "      <td>{'isrc': 'GBAYE9300109'}</td>\n",
4668        "      <td>{'isrc': 'GBAYE9200115'}</td>\n",
4669        "      <td>{'isrc': 'GBAYE9300110'}</td>\n",
4670        "      <td>{'isrc': 'GBAYE9200116'}</td>\n",
4671        "      <td>{'isrc': 'GBAYE9300111'}</td>\n",
4672        "    </tr>\n",
4673        "    <tr>\n",
4674        "      <th>external_urls</th>\n",
4675        "      <td>{'spotify': 'https://open.spotify.com/track/0e...</td>\n",
4676        "      <td>{'spotify': 'https://open.spotify.com/track/6U...</td>\n",
4677        "      <td>{'spotify': 'https://open.spotify.com/track/5h...</td>\n",
4678        "      <td>{'spotify': 'https://open.spotify.com/track/64...</td>\n",
4679        "      <td>{'spotify': 'https://open.spotify.com/track/1C...</td>\n",
4680        "      <td>{'spotify': 'https://open.spotify.com/track/2H...</td>\n",
4681        "      <td>{'spotify': 'https://open.spotify.com/track/3z...</td>\n",
4682        "      <td>{'spotify': 'https://open.spotify.com/track/7K...</td>\n",
4683        "      <td>{'spotify': 'https://open.spotify.com/track/4r...</td>\n",
4684        "      <td>{'spotify': 'https://open.spotify.com/track/1g...</td>\n",
4685        "      <td>...</td>\n",
4686        "      <td>{'spotify': 'https://open.spotify.com/track/71...</td>\n",
4687        "      <td>{'spotify': 'https://open.spotify.com/track/2z...</td>\n",
4688        "      <td>{'spotify': 'https://open.spotify.com/track/3o...</td>\n",
4689        "      <td>{'spotify': 'https://open.spotify.com/track/4N...</td>\n",
4690        "      <td>{'spotify': 'https://open.spotify.com/track/4n...</td>\n",
4691        "      <td>{'spotify': 'https://open.spotify.com/track/11...</td>\n",
4692        "      <td>{'spotify': 'https://open.spotify.com/track/4D...</td>\n",
4693        "      <td>{'spotify': 'https://open.spotify.com/track/48...</td>\n",
4694        "      <td>{'spotify': 'https://open.spotify.com/track/2B...</td>\n",
4695        "      <td>{'spotify': 'https://open.spotify.com/track/6q...</td>\n",
4696        "    </tr>\n",
4697        "    <tr>\n",
4698        "      <th>gloom</th>\n",
4699        "      <td>0.1245</td>\n",
4700        "      <td>NaN</td>\n",
4701        "      <td>NaN</td>\n",
4702        "      <td>NaN</td>\n",
4703        "      <td>NaN</td>\n",
4704        "      <td>NaN</td>\n",
4705        "      <td>NaN</td>\n",
4706        "      <td>NaN</td>\n",
4707        "      <td>NaN</td>\n",
4708        "      <td>NaN</td>\n",
4709        "      <td>...</td>\n",
4710        "      <td>NaN</td>\n",
4711        "      <td>NaN</td>\n",
4712        "      <td>NaN</td>\n",
4713        "      <td>NaN</td>\n",
4714        "      <td>NaN</td>\n",
4715        "      <td>NaN</td>\n",
4716        "      <td>NaN</td>\n",
4717        "      <td>NaN</td>\n",
4718        "      <td>NaN</td>\n",
4719        "      <td>NaN</td>\n",
4720        "    </tr>\n",
4721        "    <tr>\n",
4722        "      <th>href</th>\n",
4723        "      <td>https://api.spotify.com/v1/tracks/0eECFDnWy0Rd...</td>\n",
4724        "      <td>https://api.spotify.com/v1/tracks/6Unw1AAcpS1Z...</td>\n",
4725        "      <td>https://api.spotify.com/v1/tracks/5hfzW7LG97Hx...</td>\n",
4726        "      <td>https://api.spotify.com/v1/tracks/64lecUR19lBS...</td>\n",
4727        "      <td>https://api.spotify.com/v1/tracks/1CxhtUbe1o2P...</td>\n",
4728        "      <td>https://api.spotify.com/v1/tracks/2H7Y8wYixrSl...</td>\n",
4729        "      <td>https://api.spotify.com/v1/tracks/3zkFTfcboFcO...</td>\n",
4730        "      <td>https://api.spotify.com/v1/tracks/7KKglMFf5KV0...</td>\n",
4731        "      <td>https://api.spotify.com/v1/tracks/4raxzmnFq93j...</td>\n",
4732        "      <td>https://api.spotify.com/v1/tracks/1gaAIZ4vGQ6Q...</td>\n",
4733        "      <td>...</td>\n",
4734        "      <td>https://api.spotify.com/v1/tracks/71wIOoaoVMUw...</td>\n",
4735        "      <td>https://api.spotify.com/v1/tracks/2zYmvi3w2T8a...</td>\n",
4736        "      <td>https://api.spotify.com/v1/tracks/3ovbSnT5NNhl...</td>\n",
4737        "      <td>https://api.spotify.com/v1/tracks/4NUc1M0CS7b6...</td>\n",
4738        "      <td>https://api.spotify.com/v1/tracks/4nklmaiY4gfQ...</td>\n",
4739        "      <td>https://api.spotify.com/v1/tracks/11qDTSr3Dj4T...</td>\n",
4740        "      <td>https://api.spotify.com/v1/tracks/4D6ZExVvYLZx...</td>\n",
4741        "      <td>https://api.spotify.com/v1/tracks/48IEDejXX5LH...</td>\n",
4742        "      <td>https://api.spotify.com/v1/tracks/2B5P22cfUadA...</td>\n",
4743        "      <td>https://api.spotify.com/v1/tracks/6qttbImnJ5wu...</td>\n",
4744        "    </tr>\n",
4745        "    <tr>\n",
4746        "      <th>id</th>\n",
4747        "      <td>0eECFDnWy0RdjMmJ8NOeAL</td>\n",
4748        "      <td>6Unw1AAcpS1ZgZoRlj2jxA</td>\n",
4749        "      <td>5hfzW7LG97Hxv62HHUKgaj</td>\n",
4750        "      <td>64lecUR19lBSu317AzVZv3</td>\n",
4751        "      <td>1CxhtUbe1o2PeMM3l5Kch6</td>\n",
4752        "      <td>2H7Y8wYixrSlKJoaZ1N2yl</td>\n",
4753        "      <td>3zkFTfcboFcOdno0CHCmTc</td>\n",
4754        "      <td>7KKglMFf5KV0PIDSAOqfnH</td>\n",
4755        "      <td>4raxzmnFq93jfKC8c3xcIv</td>\n",
4756        "      <td>1gaAIZ4vGQ6QvDUgN2Xyus</td>\n",
4757        "      <td>...</td>\n",
4758        "      <td>71wIOoaoVMUwskK5yCXZL4</td>\n",
4759        "      <td>2zYmvi3w2T8a9Ckrv21bvW</td>\n",
4760        "      <td>3ovbSnT5NNhl1gzMcw1NRZ</td>\n",
4761        "      <td>4NUc1M0CS7b6zvWoyvibju</td>\n",
4762        "      <td>4nklmaiY4gfQI3SB1sLGsd</td>\n",
4763        "      <td>11qDTSr3Dj4TkPnBcIOqEJ</td>\n",
4764        "      <td>4D6ZExVvYLZxhcAvifX5px</td>\n",
4765        "      <td>48IEDejXX5LH8TAC3VIGpc</td>\n",
4766        "      <td>2B5P22cfUadACK7jLQegU6</td>\n",
4767        "      <td>6qttbImnJ5wuA8AtDKEy18</td>\n",
4768        "    </tr>\n",
4769        "    <tr>\n",
4770        "      <th>instrumentalness</th>\n",
4771        "      <td>0.898</td>\n",
4772        "      <td>0.773</td>\n",
4773        "      <td>0.938</td>\n",
4774        "      <td>0.0772</td>\n",
4775        "      <td>0.937</td>\n",
4776        "      <td>0.936</td>\n",
4777        "      <td>0.00018</td>\n",
4778        "      <td>0.834</td>\n",
4779        "      <td>0.641</td>\n",
4780        "      <td>0.849</td>\n",
4781        "      <td>...</td>\n",
4782        "      <td>0.879</td>\n",
4783        "      <td>0.0165</td>\n",
4784        "      <td>7.71e-06</td>\n",
4785        "      <td>0.000756</td>\n",
4786        "      <td>0.366</td>\n",
4787        "      <td>0.569</td>\n",
4788        "      <td>0.0848</td>\n",
4789        "      <td>0.3</td>\n",
4790        "      <td>0.399</td>\n",
4791        "      <td>0.382</td>\n",
4792        "    </tr>\n",
4793        "    <tr>\n",
4794        "      <th>key</th>\n",
4795        "      <td>7</td>\n",
4796        "      <td>2</td>\n",
4797        "      <td>2</td>\n",
4798        "      <td>0</td>\n",
4799        "      <td>9</td>\n",
4800        "      <td>0</td>\n",
4801        "      <td>7</td>\n",
4802        "      <td>0</td>\n",
4803        "      <td>10</td>\n",
4804        "      <td>4</td>\n",
4805        "      <td>...</td>\n",
4806        "      <td>9</td>\n",
4807        "      <td>2</td>\n",
4808        "      <td>7</td>\n",
4809        "      <td>4</td>\n",
4810        "      <td>2</td>\n",
4811        "      <td>6</td>\n",
4812        "      <td>0</td>\n",
4813        "      <td>7</td>\n",
4814        "      <td>0</td>\n",
4815        "      <td>11</td>\n",
4816        "    </tr>\n",
4817        "    <tr>\n",
4818        "      <th>liveness</th>\n",
4819        "      <td>0.0896</td>\n",
4820        "      <td>0.0846</td>\n",
4821        "      <td>0.0951</td>\n",
4822        "      <td>0.117</td>\n",
4823        "      <td>0.111</td>\n",
4824        "      <td>0.119</td>\n",
4825        "      <td>0.611</td>\n",
4826        "      <td>0.232</td>\n",
4827        "      <td>0.0812</td>\n",
4828        "      <td>0.115</td>\n",
4829        "      <td>...</td>\n",
4830        "      <td>0.107</td>\n",
4831        "      <td>0.129</td>\n",
4832        "      <td>0.0883</td>\n",
4833        "      <td>0.333</td>\n",
4834        "      <td>0.322</td>\n",
4835        "      <td>0.187</td>\n",
4836        "      <td>0.175</td>\n",
4837        "      <td>0.118</td>\n",
4838        "      <td>0.111</td>\n",
4839        "      <td>0.24</td>\n",
4840        "    </tr>\n",
4841        "    <tr>\n",
4842        "      <th>loudness</th>\n",
4843        "      <td>-11.521</td>\n",
4844        "      <td>-9.633</td>\n",
4845        "      <td>-8.405</td>\n",
4846        "      <td>-7.023</td>\n",
4847        "      <td>-13.055</td>\n",
4848        "      <td>-7.97</td>\n",
4849        "      <td>-7.806</td>\n",
4850        "      <td>-12.43</td>\n",
4851        "      <td>-12.403</td>\n",
4852        "      <td>-9.477</td>\n",
4853        "      <td>...</td>\n",
4854        "      <td>-8.316</td>\n",
4855        "      <td>-10.059</td>\n",
4856        "      <td>-14.134</td>\n",
4857        "      <td>-10.772</td>\n",
4858        "      <td>-10.436</td>\n",
4859        "      <td>-8.868</td>\n",
4860        "      <td>-10.915</td>\n",
4861        "      <td>-10.256</td>\n",
4862        "      <td>-12.298</td>\n",
4863        "      <td>-10.739</td>\n",
4864        "    </tr>\n",
4865        "    <tr>\n",
4866        "      <th>lyrical_density</th>\n",
4867        "      <td>0.0933886</td>\n",
4868        "      <td>NaN</td>\n",
4869        "      <td>NaN</td>\n",
4870        "      <td>NaN</td>\n",
4871        "      <td>NaN</td>\n",
4872        "      <td>NaN</td>\n",
4873        "      <td>NaN</td>\n",
4874        "      <td>NaN</td>\n",
4875        "      <td>NaN</td>\n",
4876        "      <td>NaN</td>\n",
4877        "      <td>...</td>\n",
4878        "      <td>0.76415</td>\n",
4879        "      <td>0.39616</td>\n",
4880        "      <td>1.15147</td>\n",
4881        "      <td>0.688705</td>\n",
4882        "      <td>0.479621</td>\n",
4883        "      <td>0.711075</td>\n",
4884        "      <td>0.749795</td>\n",
4885        "      <td>0.56501</td>\n",
4886        "      <td>0.399221</td>\n",
4887        "      <td>0.340346</td>\n",
4888        "    </tr>\n",
4889        "    <tr>\n",
4890        "      <th>lyrics</th>\n",
4891        "      <td>you are not mine and i am not yours and that's...</td>\n",
4892        "      <td>NaN</td>\n",
4893        "      <td>NaN</td>\n",
4894        "      <td>NaN</td>\n",
4895        "      <td>NaN</td>\n",
4896        "      <td>NaN</td>\n",
4897        "      <td>NaN</td>\n",
4898        "      <td>NaN</td>\n",
4899        "      <td>NaN</td>\n",
4900        "      <td>NaN</td>\n",
4901        "      <td>...</td>\n",
4902        "      <td>he's bitter and twisted he knows what he wants...</td>\n",
4903        "      <td>and the wise man said i don't want to hear you...</td>\n",
4904        "      <td>been thinking about you your records are here ...</td>\n",
4905        "      <td>destiny, destiny protect me from the world des...</td>\n",
4906        "      <td>soul destroyed with clever toys for little boy...</td>\n",
4907        "      <td>i never wanted anything but this i worked hard...</td>\n",
4908        "      <td>i can't afford to breathe in this time nowhere...</td>\n",
4909        "      <td>please forget the words that i just blurted ou...</td>\n",
4910        "      <td>i feel better i feel better now you've gone i ...</td>\n",
4911        "      <td>in my mind and nailed into my heels all the ti...</td>\n",
4912        "    </tr>\n",
4913        "    <tr>\n",
4914        "      <th>mode</th>\n",
4915        "      <td>1</td>\n",
4916        "      <td>1</td>\n",
4917        "      <td>0</td>\n",
4918        "      <td>1</td>\n",
4919        "      <td>0</td>\n",
4920        "      <td>1</td>\n",
4921        "      <td>1</td>\n",
4922        "      <td>1</td>\n",
4923        "      <td>0</td>\n",
4924        "      <td>0</td>\n",
4925        "      <td>...</td>\n",
4926        "      <td>1</td>\n",
4927        "      <td>1</td>\n",
4928        "      <td>1</td>\n",
4929        "      <td>0</td>\n",
4930        "      <td>1</td>\n",
4931        "      <td>1</td>\n",
4932        "      <td>1</td>\n",
4933        "      <td>1</td>\n",
4934        "      <td>1</td>\n",
4935        "      <td>0</td>\n",
4936        "    </tr>\n",
4937        "    <tr>\n",
4938        "      <th>name</th>\n",
4939        "      <td>Feral</td>\n",
4940        "      <td>Little By Little (Caribou Rmx)</td>\n",
4941        "      <td>Lotus Flower (Jacques Greene Rmx)</td>\n",
4942        "      <td>Morning Mr Magpie (Nathan Fake Rmx)</td>\n",
4943        "      <td>Bloom (Harmonic 313 Rmx)</td>\n",
4944        "      <td>Bloom (Mark Pritchard Rmx)</td>\n",
4945        "      <td>Feral (Lone RMX)</td>\n",
4946        "      <td>Morning Mr Magpie (Pearson Sound Scavenger RMX)</td>\n",
4947        "      <td>Separator (Four Tet RMX)</td>\n",
4948        "      <td>Give Up The Ghost (Thriller Houseghost Remix)</td>\n",
4949        "      <td>...</td>\n",
4950        "      <td>How Do You?</td>\n",
4951        "      <td>Stop Whispering</td>\n",
4952        "      <td>Thinking About You</td>\n",
4953        "      <td>Anyone Can Play Guitar</td>\n",
4954        "      <td>Ripcord</td>\n",
4955        "      <td>Vegetable</td>\n",
4956        "      <td>Prove Yourself</td>\n",
4957        "      <td>I Can't</td>\n",
4958        "      <td>Lurgee</td>\n",
4959        "      <td>Blow Out</td>\n",
4960        "    </tr>\n",
4961        "    <tr>\n",
4962        "      <th>original_lyrics</th>\n",
4963        "      <td>\\n\\n[Verse]\\nYou are not mine\\nAnd I am not yo...</td>\n",
4964        "      <td>NaN</td>\n",
4965        "      <td>NaN</td>\n",
4966        "      <td>NaN</td>\n",
4967        "      <td>NaN</td>\n",
4968        "      <td>NaN</td>\n",
4969        "      <td>NaN</td>\n",
4970        "      <td>NaN</td>\n",
4971        "      <td>NaN</td>\n",
4972        "      <td>NaN</td>\n",
4973        "      <td>...</td>\n",
4974        "      <td>\\n\\n[Verse 1]\\nHe's bitter and twisted\\nHe kno...</td>\n",
4975        "      <td>\\n\\n[Verse 1]\\nAnd the wise man said I don't w...</td>\n",
4976        "      <td>\\n\\n[Verse 1]\\nBeen thinking about you\\nYour r...</td>\n",
4977        "      <td>\\n\\n[Verse 1]\\nDestiny, destiny protect me fro...</td>\n",
4978        "      <td>\\n\\n[Verse 1]\\nSoul destroyed with clever toys...</td>\n",
4979        "      <td>\\n\\n[Verse 1]\\nI never wanted anything but thi...</td>\n",
4980        "      <td>\\n\\n[Verse 1]\\nI can't afford to breathe in th...</td>\n",
4981        "      <td>\\n\\n[Verse 1]\\nPlease forget the words that I ...</td>\n",
4982        "      <td>\\n\\n[Verse 1]\\nI feel better\\nI feel better no...</td>\n",
4983        "      <td>\\n\\n[Verse 1]\\nIn my mind\\nAnd nailed into my ...</td>\n",
4984        "    </tr>\n",
4985        "    <tr>\n",
4986        "      <th>popularity</th>\n",
4987        "      <td>43</td>\n",
4988        "      <td>44</td>\n",
4989        "      <td>44</td>\n",
4990        "      <td>40</td>\n",
4991        "      <td>39</td>\n",
4992        "      <td>38</td>\n",
4993        "      <td>38</td>\n",
4994        "      <td>37</td>\n",
4995        "      <td>38</td>\n",
4996        "      <td>37</td>\n",
4997        "      <td>...</td>\n",
4998        "      <td>43</td>\n",
4999        "      <td>45</td>\n",
5000        "      <td>46</td>\n",
5001        "      <td>46</td>\n",
5002        "      <td>40</td>\n",
5003        "      <td>40</td>\n",
5004        "      <td>40</td>\n",
5005        "      <td>39</td>\n",
5006        "      <td>40</td>\n",
5007        "      <td>41</td>\n",
5008        "    </tr>\n",
5009        "    <tr>\n",
5010        "      <th>preview_url</th>\n",
5011        "      <td>https://p.scdn.co/mp3-preview/9dc0af2fa010c41d...</td>\n",
5012        "      <td>https://p.scdn.co/mp3-preview/0e4982f830936c3c...</td>\n",
5013        "      <td>https://p.scdn.co/mp3-preview/fb82884344aaffd3...</td>\n",
5014        "      <td>https://p.scdn.co/mp3-preview/e8aa276e76b8e753...</td>\n",
5015        "      <td>https://p.scdn.co/mp3-preview/686816b702063d96...</td>\n",
5016        "      <td>https://p.scdn.co/mp3-preview/7e51561e95c5a3aa...</td>\n",
5017        "      <td>https://p.scdn.co/mp3-preview/3d4ad1a19809193c...</td>\n",
5018        "      <td>https://p.scdn.co/mp3-preview/c62871a98cd382a0...</td>\n",
5019        "      <td>https://p.scdn.co/mp3-preview/d7e13aaa8cf0f949...</td>\n",
5020        "      <td>https://p.scdn.co/mp3-preview/19cf8afa026a7449...</td>\n",
5021        "      <td>...</td>\n",
5022        "      <td>https://p.scdn.co/mp3-preview/b99a13688f7d39b0...</td>\n",
5023        "      <td>https://p.scdn.co/mp3-preview/397951413134fe02...</td>\n",
5024        "      <td>https://p.scdn.co/mp3-preview/ec90a4cef1ff0cbf...</td>\n",
5025        "      <td>https://p.scdn.co/mp3-preview/76e430500d399da2...</td>\n",
5026        "      <td>https://p.scdn.co/mp3-preview/a519caf188516bc5...</td>\n",
5027        "      <td>https://p.scdn.co/mp3-preview/22dd1bf01746cb6d...</td>\n",
5028        "      <td>https://p.scdn.co/mp3-preview/6d62fc6cd2849212...</td>\n",
5029        "      <td>https://p.scdn.co/mp3-preview/516d9e9499a86318...</td>\n",
5030        "      <td>https://p.scdn.co/mp3-preview/ae0de4e9b90a15a7...</td>\n",
5031        "      <td>https://p.scdn.co/mp3-preview/69a5564e6733d6d2...</td>\n",
5032        "    </tr>\n",
5033        "    <tr>\n",
5034        "      <th>sentiment</th>\n",
5035        "      <td>{'probability': {'pos': 0.5347839139034816, 'n...</td>\n",
5036        "      <td>NaN</td>\n",
5037        "      <td>NaN</td>\n",
5038        "      <td>NaN</td>\n",
5039        "      <td>NaN</td>\n",
5040        "      <td>NaN</td>\n",
5041        "      <td>NaN</td>\n",
5042        "      <td>NaN</td>\n",
5043        "      <td>NaN</td>\n",
5044        "      <td>NaN</td>\n",
5045        "      <td>...</td>\n",
5046        "      <td>{'probability': {'pos': 0.7154238539707657, 'n...</td>\n",
5047        "      <td>{'probability': {'pos': 0.14401774438176765, '...</td>\n",
5048        "      <td>{'probability': {'pos': 0.20834015470559455, '...</td>\n",
5049        "      <td>{'probability': {'pos': 0.37346493338226217, '...</td>\n",
5050        "      <td>{'probability': {'pos': 0.34086279665703845, '...</td>\n",
5051        "      <td>{'probability': {'pos': 0.11670905100312225, '...</td>\n",
5052        "      <td>{'probability': {'pos': 0.1849939345419322, 'n...</td>\n",
5053        "      <td>{'probability': {'pos': 0.15026967254930432, '...</td>\n",
5054        "      <td>{'probability': {'pos': 0.262975963283913, 'ne...</td>\n",
5055        "      <td>{'probability': {'pos': 0.3796885990250341, 'n...</td>\n",
5056        "    </tr>\n",
5057        "    <tr>\n",
5058        "      <th>speechiness</th>\n",
5059        "      <td>0.0974</td>\n",
5060        "      <td>0.0601</td>\n",
5061        "      <td>0.0327</td>\n",
5062        "      <td>0.232</td>\n",
5063        "      <td>0.0536</td>\n",
5064        "      <td>0.0325</td>\n",
5065        "      <td>0.174</td>\n",
5066        "      <td>0.0674</td>\n",
5067        "      <td>0.0716</td>\n",
5068        "      <td>0.102</td>\n",
5069        "      <td>...</td>\n",
5070        "      <td>0.084</td>\n",
5071        "      <td>0.0472</td>\n",
5072        "      <td>0.0331</td>\n",
5073        "      <td>0.0547</td>\n",
5074        "      <td>0.0548</td>\n",
5075        "      <td>0.0339</td>\n",
5076        "      <td>0.0611</td>\n",
5077        "      <td>0.0595</td>\n",
5078        "      <td>0.0268</td>\n",
5079        "      <td>0.0506</td>\n",
5080        "    </tr>\n",
5081        "    <tr>\n",
5082        "      <th>tempo</th>\n",
5083        "      <td>135.991</td>\n",
5084        "      <td>115.62</td>\n",
5085        "      <td>127.982</td>\n",
5086        "      <td>139.976</td>\n",
5087        "      <td>150.023</td>\n",
5088        "      <td>75.007</td>\n",
5089        "      <td>134.938</td>\n",
5090        "      <td>132.035</td>\n",
5091        "      <td>113.752</td>\n",
5092        "      <td>119.968</td>\n",
5093        "      <td>...</td>\n",
5094        "      <td>147.362</td>\n",
5095        "      <td>122.37</td>\n",
5096        "      <td>103.44</td>\n",
5097        "      <td>150.845</td>\n",
5098        "      <td>137.949</td>\n",
5099        "      <td>105.852</td>\n",
5100        "      <td>114.098</td>\n",
5101        "      <td>106.108</td>\n",
5102        "      <td>101.9</td>\n",
5103        "      <td>141.539</td>\n",
5104        "    </tr>\n",
5105        "    <tr>\n",
5106        "      <th>time_signature</th>\n",
5107        "      <td>4</td>\n",
5108        "      <td>4</td>\n",
5109        "      <td>4</td>\n",
5110        "      <td>4</td>\n",
5111        "      <td>4</td>\n",
5112        "      <td>4</td>\n",
5113        "      <td>4</td>\n",
5114        "      <td>3</td>\n",
5115        "      <td>4</td>\n",
5116        "      <td>4</td>\n",
5117        "      <td>...</td>\n",
5118        "      <td>4</td>\n",
5119        "      <td>4</td>\n",
5120        "      <td>4</td>\n",
5121        "      <td>4</td>\n",
5122        "      <td>4</td>\n",
5123        "      <td>4</td>\n",
5124        "      <td>4</td>\n",
5125        "      <td>4</td>\n",
5126        "      <td>4</td>\n",
5127        "      <td>4</td>\n",
5128        "    </tr>\n",
5129        "    <tr>\n",
5130        "      <th>track_href</th>\n",
5131        "      <td>https://api.spotify.com/v1/tracks/0eECFDnWy0Rd...</td>\n",
5132        "      <td>https://api.spotify.com/v1/tracks/6Unw1AAcpS1Z...</td>\n",
5133        "      <td>https://api.spotify.com/v1/tracks/5hfzW7LG97Hx...</td>\n",
5134        "      <td>https://api.spotify.com/v1/tracks/64lecUR19lBS...</td>\n",
5135        "      <td>https://api.spotify.com/v1/tracks/1CxhtUbe1o2P...</td>\n",
5136        "      <td>https://api.spotify.com/v1/tracks/2H7Y8wYixrSl...</td>\n",
5137        "      <td>https://api.spotify.com/v1/tracks/3zkFTfcboFcO...</td>\n",
5138        "      <td>https://api.spotify.com/v1/tracks/7KKglMFf5KV0...</td>\n",
5139        "      <td>https://api.spotify.com/v1/tracks/4raxzmnFq93j...</td>\n",
5140        "      <td>https://api.spotify.com/v1/tracks/1gaAIZ4vGQ6Q...</td>\n",
5141        "      <td>...</td>\n",
5142        "      <td>https://api.spotify.com/v1/tracks/71wIOoaoVMUw...</td>\n",
5143        "      <td>https://api.spotify.com/v1/tracks/2zYmvi3w2T8a...</td>\n",
5144        "      <td>https://api.spotify.com/v1/tracks/3ovbSnT5NNhl...</td>\n",
5145        "      <td>https://api.spotify.com/v1/tracks/4NUc1M0CS7b6...</td>\n",
5146        "      <td>https://api.spotify.com/v1/tracks/4nklmaiY4gfQ...</td>\n",
5147        "      <td>https://api.spotify.com/v1/tracks/11qDTSr3Dj4T...</td>\n",
5148        "      <td>https://api.spotify.com/v1/tracks/4D6ZExVvYLZx...</td>\n",
5149        "      <td>https://api.spotify.com/v1/tracks/48IEDejXX5LH...</td>\n",
5150        "      <td>https://api.spotify.com/v1/tracks/2B5P22cfUadA...</td>\n",
5151        "      <td>https://api.spotify.com/v1/tracks/6qttbImnJ5wu...</td>\n",
5152        "    </tr>\n",
5153        "    <tr>\n",
5154        "      <th>track_number</th>\n",
5155        "      <td>4</td>\n",
5156        "      <td>1</td>\n",
5157        "      <td>2</td>\n",
5158        "      <td>3</td>\n",
5159        "      <td>4</td>\n",
5160        "      <td>5</td>\n",
5161        "      <td>6</td>\n",
5162        "      <td>7</td>\n",
5163        "      <td>8</td>\n",
5164        "      <td>9</td>\n",
5165        "      <td>...</td>\n",
5166        "      <td>3</td>\n",
5167        "      <td>4</td>\n",
5168        "      <td>5</td>\n",
5169        "      <td>6</td>\n",
5170        "      <td>7</td>\n",
5171        "      <td>8</td>\n",
5172        "      <td>9</td>\n",
5173        "      <td>10</td>\n",
5174        "      <td>11</td>\n",
5175        "      <td>12</td>\n",
5176        "    </tr>\n",
5177        "    <tr>\n",
5178        "      <th>type</th>\n",
5179        "      <td>audio_features</td>\n",
5180        "      <td>audio_features</td>\n",
5181        "      <td>audio_features</td>\n",
5182        "      <td>audio_features</td>\n",
5183        "      <td>audio_features</td>\n",
5184        "      <td>audio_features</td>\n",
5185        "      <td>audio_features</td>\n",
5186        "      <td>audio_features</td>\n",
5187        "      <td>audio_features</td>\n",
5188        "      <td>audio_features</td>\n",
5189        "      <td>...</td>\n",
5190        "      <td>audio_features</td>\n",
5191        "      <td>audio_features</td>\n",
5192        "      <td>audio_features</td>\n",
5193        "      <td>audio_features</td>\n",
5194        "      <td>audio_features</td>\n",
5195        "      <td>audio_features</td>\n",
5196        "      <td>audio_features</td>\n",
5197        "      <td>audio_features</td>\n",
5198        "      <td>audio_features</td>\n",
5199        "      <td>audio_features</td>\n",
5200        "    </tr>\n",
5201        "    <tr>\n",
5202        "      <th>uri</th>\n",
5203        "      <td>spotify:track:0eECFDnWy0RdjMmJ8NOeAL</td>\n",
5204        "      <td>spotify:track:6Unw1AAcpS1ZgZoRlj2jxA</td>\n",
5205        "      <td>spotify:track:5hfzW7LG97Hxv62HHUKgaj</td>\n",
5206        "      <td>spotify:track:64lecUR19lBSu317AzVZv3</td>\n",
5207        "      <td>spotify:track:1CxhtUbe1o2PeMM3l5Kch6</td>\n",
5208        "      <td>spotify:track:2H7Y8wYixrSlKJoaZ1N2yl</td>\n",
5209        "      <td>spotify:track:3zkFTfcboFcOdno0CHCmTc</td>\n",
5210        "      <td>spotify:track:7KKglMFf5KV0PIDSAOqfnH</td>\n",
5211        "      <td>spotify:track:4raxzmnFq93jfKC8c3xcIv</td>\n",
5212        "      <td>spotify:track:1gaAIZ4vGQ6QvDUgN2Xyus</td>\n",
5213        "      <td>...</td>\n",
5214        "      <td>spotify:track:71wIOoaoVMUwskK5yCXZL4</td>\n",
5215        "      <td>spotify:track:2zYmvi3w2T8a9Ckrv21bvW</td>\n",
5216        "      <td>spotify:track:3ovbSnT5NNhl1gzMcw1NRZ</td>\n",
5217        "      <td>spotify:track:4NUc1M0CS7b6zvWoyvibju</td>\n",
5218        "      <td>spotify:track:4nklmaiY4gfQI3SB1sLGsd</td>\n",
5219        "      <td>spotify:track:11qDTSr3Dj4TkPnBcIOqEJ</td>\n",
5220        "      <td>spotify:track:4D6ZExVvYLZxhcAvifX5px</td>\n",
5221        "      <td>spotify:track:48IEDejXX5LH8TAC3VIGpc</td>\n",
5222        "      <td>spotify:track:2B5P22cfUadACK7jLQegU6</td>\n",
5223        "      <td>spotify:track:6qttbImnJ5wuA8AtDKEy18</td>\n",
5224        "    </tr>\n",
5225        "    <tr>\n",
5226        "      <th>valence</th>\n",
5227        "      <td>0.751</td>\n",
5228        "      <td>0.131</td>\n",
5229        "      <td>0.171</td>\n",
5230        "      <td>0.837</td>\n",
5231        "      <td>0.172</td>\n",
5232        "      <td>0.287</td>\n",
5233        "      <td>0.208</td>\n",
5234        "      <td>0.0894</td>\n",
5235        "      <td>0.309</td>\n",
5236        "      <td>0.145</td>\n",
5237        "      <td>...</td>\n",
5238        "      <td>0.264</td>\n",
5239        "      <td>0.279</td>\n",
5240        "      <td>0.419</td>\n",
5241        "      <td>0.544</td>\n",
5242        "      <td>0.258</td>\n",
5243        "      <td>0.399</td>\n",
5244        "      <td>0.278</td>\n",
5245        "      <td>0.269</td>\n",
5246        "      <td>0.389</td>\n",
5247        "      <td>0.287</td>\n",
5248        "    </tr>\n",
5249        "  </tbody>\n",
5250        "</table>\n",
5251        "<p>41 rows × 146 columns</p>\n",
5252        "</div>"
5253       ],
5254       "text/plain": [
5255        "                                                                 0    \\\n",
5256        "_id                                           0eECFDnWy0RdjMmJ8NOeAL   \n",
5257        "acousticness                                                 0.00101   \n",
5258        "album              {'name': 'The King Of Limbs', 'images': [{'wid...   \n",
5259        "album_id                                      1DBkJIEoeHrTX4WCBQGcCi   \n",
5260        "analysis_url       https://api.spotify.com/v1/audio-analysis/0eEC...   \n",
5261        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5262        "artist_name                                                Radiohead   \n",
5263        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5264        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5265        "complexity                                                  0.349377   \n",
5266        "ctitle                                                         feral   \n",
5267        "danceability                                                    0.49   \n",
5268        "disc_number                                                        1   \n",
5269        "duration_ms                                                   192743   \n",
5270        "energy                                                         0.777   \n",
5271        "explicit                                                       False   \n",
5272        "external_ids                                {'isrc': 'GBU4B1100006'}   \n",
5273        "external_urls      {'spotify': 'https://open.spotify.com/track/0e...   \n",
5274        "gloom                                                         0.1245   \n",
5275        "href               https://api.spotify.com/v1/tracks/0eECFDnWy0Rd...   \n",
5276        "id                                            0eECFDnWy0RdjMmJ8NOeAL   \n",
5277        "instrumentalness                                               0.898   \n",
5278        "key                                                                7   \n",
5279        "liveness                                                      0.0896   \n",
5280        "loudness                                                     -11.521   \n",
5281        "lyrical_density                                            0.0933886   \n",
5282        "lyrics             you are not mine and i am not yours and that's...   \n",
5283        "mode                                                               1   \n",
5284        "name                                                           Feral   \n",
5285        "original_lyrics    \\n\\n[Verse]\\nYou are not mine\\nAnd I am not yo...   \n",
5286        "popularity                                                        43   \n",
5287        "preview_url        https://p.scdn.co/mp3-preview/9dc0af2fa010c41d...   \n",
5288        "sentiment          {'probability': {'pos': 0.5347839139034816, 'n...   \n",
5289        "speechiness                                                   0.0974   \n",
5290        "tempo                                                        135.991   \n",
5291        "time_signature                                                     4   \n",
5292        "track_href         https://api.spotify.com/v1/tracks/0eECFDnWy0Rd...   \n",
5293        "track_number                                                       4   \n",
5294        "type                                                  audio_features   \n",
5295        "uri                             spotify:track:0eECFDnWy0RdjMmJ8NOeAL   \n",
5296        "valence                                                        0.751   \n",
5297        "\n",
5298        "                                                                 1    \\\n",
5299        "_id                                           6Unw1AAcpS1ZgZoRlj2jxA   \n",
5300        "acousticness                                                 0.00822   \n",
5301        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5302        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5303        "analysis_url       https://api.spotify.com/v1/audio-analysis/6Unw...   \n",
5304        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5305        "artist_name                                                Radiohead   \n",
5306        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5307        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5308        "complexity                                                       NaN   \n",
5309        "ctitle                                  little by little caribou rmx   \n",
5310        "danceability                                                     0.8   \n",
5311        "disc_number                                                        1   \n",
5312        "duration_ms                                                   340160   \n",
5313        "energy                                                         0.586   \n",
5314        "explicit                                                       False   \n",
5315        "external_ids                                {'isrc': 'GBU4B1100013'}   \n",
5316        "external_urls      {'spotify': 'https://open.spotify.com/track/6U...   \n",
5317        "gloom                                                            NaN   \n",
5318        "href               https://api.spotify.com/v1/tracks/6Unw1AAcpS1Z...   \n",
5319        "id                                            6Unw1AAcpS1ZgZoRlj2jxA   \n",
5320        "instrumentalness                                               0.773   \n",
5321        "key                                                                2   \n",
5322        "liveness                                                      0.0846   \n",
5323        "loudness                                                      -9.633   \n",
5324        "lyrical_density                                                  NaN   \n",
5325        "lyrics                                                           NaN   \n",
5326        "mode                                                               1   \n",
5327        "name                                  Little By Little (Caribou Rmx)   \n",
5328        "original_lyrics                                                  NaN   \n",
5329        "popularity                                                        44   \n",
5330        "preview_url        https://p.scdn.co/mp3-preview/0e4982f830936c3c...   \n",
5331        "sentiment                                                        NaN   \n",
5332        "speechiness                                                   0.0601   \n",
5333        "tempo                                                         115.62   \n",
5334        "time_signature                                                     4   \n",
5335        "track_href         https://api.spotify.com/v1/tracks/6Unw1AAcpS1Z...   \n",
5336        "track_number                                                       1   \n",
5337        "type                                                  audio_features   \n",
5338        "uri                             spotify:track:6Unw1AAcpS1ZgZoRlj2jxA   \n",
5339        "valence                                                        0.131   \n",
5340        "\n",
5341        "                                                                 2    \\\n",
5342        "_id                                           5hfzW7LG97Hxv62HHUKgaj   \n",
5343        "acousticness                                                  0.0589   \n",
5344        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5345        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5346        "analysis_url       https://api.spotify.com/v1/audio-analysis/5hfz...   \n",
5347        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5348        "artist_name                                                Radiohead   \n",
5349        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5350        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5351        "complexity                                                       NaN   \n",
5352        "ctitle                               lotus flower jacques greene rmx   \n",
5353        "danceability                                                   0.629   \n",
5354        "disc_number                                                        1   \n",
5355        "duration_ms                                                   429947   \n",
5356        "energy                                                         0.592   \n",
5357        "explicit                                                       False   \n",
5358        "external_ids                                {'isrc': 'GBU4B1100014'}   \n",
5359        "external_urls      {'spotify': 'https://open.spotify.com/track/5h...   \n",
5360        "gloom                                                            NaN   \n",
5361        "href               https://api.spotify.com/v1/tracks/5hfzW7LG97Hx...   \n",
5362        "id                                            5hfzW7LG97Hxv62HHUKgaj   \n",
5363        "instrumentalness                                               0.938   \n",
5364        "key                                                                2   \n",
5365        "liveness                                                      0.0951   \n",
5366        "loudness                                                      -8.405   \n",
5367        "lyrical_density                                                  NaN   \n",
5368        "lyrics                                                           NaN   \n",
5369        "mode                                                               0   \n",
5370        "name                               Lotus Flower (Jacques Greene Rmx)   \n",
5371        "original_lyrics                                                  NaN   \n",
5372        "popularity                                                        44   \n",
5373        "preview_url        https://p.scdn.co/mp3-preview/fb82884344aaffd3...   \n",
5374        "sentiment                                                        NaN   \n",
5375        "speechiness                                                   0.0327   \n",
5376        "tempo                                                        127.982   \n",
5377        "time_signature                                                     4   \n",
5378        "track_href         https://api.spotify.com/v1/tracks/5hfzW7LG97Hx...   \n",
5379        "track_number                                                       2   \n",
5380        "type                                                  audio_features   \n",
5381        "uri                             spotify:track:5hfzW7LG97Hxv62HHUKgaj   \n",
5382        "valence                                                        0.171   \n",
5383        "\n",
5384        "                                                                 3    \\\n",
5385        "_id                                           64lecUR19lBSu317AzVZv3   \n",
5386        "acousticness                                                  0.0825   \n",
5387        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5388        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5389        "analysis_url       https://api.spotify.com/v1/audio-analysis/64le...   \n",
5390        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5391        "artist_name                                                Radiohead   \n",
5392        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5393        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5394        "complexity                                                       NaN   \n",
5395        "ctitle                             morning mr magpie nathan fake rmx   \n",
5396        "danceability                                                   0.661   \n",
5397        "disc_number                                                        1   \n",
5398        "duration_ms                                                   291987   \n",
5399        "energy                                                         0.707   \n",
5400        "explicit                                                       False   \n",
5401        "external_ids                                {'isrc': 'GBU4B1100015'}   \n",
5402        "external_urls      {'spotify': 'https://open.spotify.com/track/64...   \n",
5403        "gloom                                                            NaN   \n",
5404        "href               https://api.spotify.com/v1/tracks/64lecUR19lBS...   \n",
5405        "id                                            64lecUR19lBSu317AzVZv3   \n",
5406        "instrumentalness                                              0.0772   \n",
5407        "key                                                                0   \n",
5408        "liveness                                                       0.117   \n",
5409        "loudness                                                      -7.023   \n",
5410        "lyrical_density                                                  NaN   \n",
5411        "lyrics                                                           NaN   \n",
5412        "mode                                                               1   \n",
5413        "name                             Morning Mr Magpie (Nathan Fake Rmx)   \n",
5414        "original_lyrics                                                  NaN   \n",
5415        "popularity                                                        40   \n",
5416        "preview_url        https://p.scdn.co/mp3-preview/e8aa276e76b8e753...   \n",
5417        "sentiment                                                        NaN   \n",
5418        "speechiness                                                    0.232   \n",
5419        "tempo                                                        139.976   \n",
5420        "time_signature                                                     4   \n",
5421        "track_href         https://api.spotify.com/v1/tracks/64lecUR19lBS...   \n",
5422        "track_number                                                       3   \n",
5423        "type                                                  audio_features   \n",
5424        "uri                             spotify:track:64lecUR19lBSu317AzVZv3   \n",
5425        "valence                                                        0.837   \n",
5426        "\n",
5427        "                                                                 4    \\\n",
5428        "_id                                           1CxhtUbe1o2PeMM3l5Kch6   \n",
5429        "acousticness                                                   0.102   \n",
5430        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5431        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5432        "analysis_url       https://api.spotify.com/v1/audio-analysis/1Cxh...   \n",
5433        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5434        "artist_name                                                Radiohead   \n",
5435        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5436        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5437        "complexity                                                       NaN   \n",
5438        "ctitle                                        bloom harmonic 313 rmx   \n",
5439        "danceability                                                   0.443   \n",
5440        "disc_number                                                        1   \n",
5441        "duration_ms                                                   304333   \n",
5442        "energy                                                         0.665   \n",
5443        "explicit                                                       False   \n",
5444        "external_ids                                {'isrc': 'GBU4B1100016'}   \n",
5445        "external_urls      {'spotify': 'https://open.spotify.com/track/1C...   \n",
5446        "gloom                                                            NaN   \n",
5447        "href               https://api.spotify.com/v1/tracks/1CxhtUbe1o2P...   \n",
5448        "id                                            1CxhtUbe1o2PeMM3l5Kch6   \n",
5449        "instrumentalness                                               0.937   \n",
5450        "key                                                                9   \n",
5451        "liveness                                                       0.111   \n",
5452        "loudness                                                     -13.055   \n",
5453        "lyrical_density                                                  NaN   \n",
5454        "lyrics                                                           NaN   \n",
5455        "mode                                                               0   \n",
5456        "name                                        Bloom (Harmonic 313 Rmx)   \n",
5457        "original_lyrics                                                  NaN   \n",
5458        "popularity                                                        39   \n",
5459        "preview_url        https://p.scdn.co/mp3-preview/686816b702063d96...   \n",
5460        "sentiment                                                        NaN   \n",
5461        "speechiness                                                   0.0536   \n",
5462        "tempo                                                        150.023   \n",
5463        "time_signature                                                     4   \n",
5464        "track_href         https://api.spotify.com/v1/tracks/1CxhtUbe1o2P...   \n",
5465        "track_number                                                       4   \n",
5466        "type                                                  audio_features   \n",
5467        "uri                             spotify:track:1CxhtUbe1o2PeMM3l5Kch6   \n",
5468        "valence                                                        0.172   \n",
5469        "\n",
5470        "                                                                 5    \\\n",
5471        "_id                                           2H7Y8wYixrSlKJoaZ1N2yl   \n",
5472        "acousticness                                                0.000801   \n",
5473        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5474        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5475        "analysis_url       https://api.spotify.com/v1/audio-analysis/2H7Y...   \n",
5476        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5477        "artist_name                                                Radiohead   \n",
5478        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5479        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5480        "complexity                                                       NaN   \n",
5481        "ctitle                                      bloom mark pritchard rmx   \n",
5482        "danceability                                                   0.414   \n",
5483        "disc_number                                                        1   \n",
5484        "duration_ms                                                   367280   \n",
5485        "energy                                                         0.712   \n",
5486        "explicit                                                       False   \n",
5487        "external_ids                                {'isrc': 'GBU4B1100017'}   \n",
5488        "external_urls      {'spotify': 'https://open.spotify.com/track/2H...   \n",
5489        "gloom                                                            NaN   \n",
5490        "href               https://api.spotify.com/v1/tracks/2H7Y8wYixrSl...   \n",
5491        "id                                            2H7Y8wYixrSlKJoaZ1N2yl   \n",
5492        "instrumentalness                                               0.936   \n",
5493        "key                                                                0   \n",
5494        "liveness                                                       0.119   \n",
5495        "loudness                                                       -7.97   \n",
5496        "lyrical_density                                                  NaN   \n",
5497        "lyrics                                                           NaN   \n",
5498        "mode                                                               1   \n",
5499        "name                                      Bloom (Mark Pritchard Rmx)   \n",
5500        "original_lyrics                                                  NaN   \n",
5501        "popularity                                                        38   \n",
5502        "preview_url        https://p.scdn.co/mp3-preview/7e51561e95c5a3aa...   \n",
5503        "sentiment                                                        NaN   \n",
5504        "speechiness                                                   0.0325   \n",
5505        "tempo                                                         75.007   \n",
5506        "time_signature                                                     4   \n",
5507        "track_href         https://api.spotify.com/v1/tracks/2H7Y8wYixrSl...   \n",
5508        "track_number                                                       5   \n",
5509        "type                                                  audio_features   \n",
5510        "uri                             spotify:track:2H7Y8wYixrSlKJoaZ1N2yl   \n",
5511        "valence                                                        0.287   \n",
5512        "\n",
5513        "                                                                 6    \\\n",
5514        "_id                                           3zkFTfcboFcOdno0CHCmTc   \n",
5515        "acousticness                                                  0.0955   \n",
5516        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5517        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5518        "analysis_url       https://api.spotify.com/v1/audio-analysis/3zkF...   \n",
5519        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5520        "artist_name                                                Radiohead   \n",
5521        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5522        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5523        "complexity                                                       NaN   \n",
5524        "ctitle                                                feral lone rmx   \n",
5525        "danceability                                                   0.761   \n",
5526        "disc_number                                                        1   \n",
5527        "duration_ms                                                   317507   \n",
5528        "energy                                                         0.877   \n",
5529        "explicit                                                       False   \n",
5530        "external_ids                                {'isrc': 'GBU4B1100018'}   \n",
5531        "external_urls      {'spotify': 'https://open.spotify.com/track/3z...   \n",
5532        "gloom                                                            NaN   \n",
5533        "href               https://api.spotify.com/v1/tracks/3zkFTfcboFcO...   \n",
5534        "id                                            3zkFTfcboFcOdno0CHCmTc   \n",
5535        "instrumentalness                                             0.00018   \n",
5536        "key                                                                7   \n",
5537        "liveness                                                       0.611   \n",
5538        "loudness                                                      -7.806   \n",
5539        "lyrical_density                                                  NaN   \n",
5540        "lyrics                                                           NaN   \n",
5541        "mode                                                               1   \n",
5542        "name                                                Feral (Lone RMX)   \n",
5543        "original_lyrics                                                  NaN   \n",
5544        "popularity                                                        38   \n",
5545        "preview_url        https://p.scdn.co/mp3-preview/3d4ad1a19809193c...   \n",
5546        "sentiment                                                        NaN   \n",
5547        "speechiness                                                    0.174   \n",
5548        "tempo                                                        134.938   \n",
5549        "time_signature                                                     4   \n",
5550        "track_href         https://api.spotify.com/v1/tracks/3zkFTfcboFcO...   \n",
5551        "track_number                                                       6   \n",
5552        "type                                                  audio_features   \n",
5553        "uri                             spotify:track:3zkFTfcboFcOdno0CHCmTc   \n",
5554        "valence                                                        0.208   \n",
5555        "\n",
5556        "                                                                 7    \\\n",
5557        "_id                                           7KKglMFf5KV0PIDSAOqfnH   \n",
5558        "acousticness                                                  0.0147   \n",
5559        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5560        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5561        "analysis_url       https://api.spotify.com/v1/audio-analysis/7KKg...   \n",
5562        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5563        "artist_name                                                Radiohead   \n",
5564        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5565        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5566        "complexity                                                       NaN   \n",
5567        "ctitle                 morning mr magpie pearson sound scavenger rmx   \n",
5568        "danceability                                                   0.481   \n",
5569        "disc_number                                                        1   \n",
5570        "duration_ms                                                   278893   \n",
5571        "energy                                                         0.336   \n",
5572        "explicit                                                       False   \n",
5573        "external_ids                                {'isrc': 'GBU4B1100020'}   \n",
5574        "external_urls      {'spotify': 'https://open.spotify.com/track/7K...   \n",
5575        "gloom                                                            NaN   \n",
5576        "href               https://api.spotify.com/v1/tracks/7KKglMFf5KV0...   \n",
5577        "id                                            7KKglMFf5KV0PIDSAOqfnH   \n",
5578        "instrumentalness                                               0.834   \n",
5579        "key                                                                0   \n",
5580        "liveness                                                       0.232   \n",
5581        "loudness                                                      -12.43   \n",
5582        "lyrical_density                                                  NaN   \n",
5583        "lyrics                                                           NaN   \n",
5584        "mode                                                               1   \n",
5585        "name                 Morning Mr Magpie (Pearson Sound Scavenger RMX)   \n",
5586        "original_lyrics                                                  NaN   \n",
5587        "popularity                                                        37   \n",
5588        "preview_url        https://p.scdn.co/mp3-preview/c62871a98cd382a0...   \n",
5589        "sentiment                                                        NaN   \n",
5590        "speechiness                                                   0.0674   \n",
5591        "tempo                                                        132.035   \n",
5592        "time_signature                                                     3   \n",
5593        "track_href         https://api.spotify.com/v1/tracks/7KKglMFf5KV0...   \n",
5594        "track_number                                                       7   \n",
5595        "type                                                  audio_features   \n",
5596        "uri                             spotify:track:7KKglMFf5KV0PIDSAOqfnH   \n",
5597        "valence                                                       0.0894   \n",
5598        "\n",
5599        "                                                                 8    \\\n",
5600        "_id                                           4raxzmnFq93jfKC8c3xcIv   \n",
5601        "acousticness                                                   0.443   \n",
5602        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5603        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5604        "analysis_url       https://api.spotify.com/v1/audio-analysis/4rax...   \n",
5605        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5606        "artist_name                                                Radiohead   \n",
5607        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5608        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5609        "complexity                                                       NaN   \n",
5610        "ctitle                                        separator four tet rmx   \n",
5611        "danceability                                                   0.461   \n",
5612        "disc_number                                                        1   \n",
5613        "duration_ms                                                   423000   \n",
5614        "energy                                                         0.455   \n",
5615        "explicit                                                       False   \n",
5616        "external_ids                                {'isrc': 'GBU4B1100019'}   \n",
5617        "external_urls      {'spotify': 'https://open.spotify.com/track/4r...   \n",
5618        "gloom                                                            NaN   \n",
5619        "href               https://api.spotify.com/v1/tracks/4raxzmnFq93j...   \n",
5620        "id                                            4raxzmnFq93jfKC8c3xcIv   \n",
5621        "instrumentalness                                               0.641   \n",
5622        "key                                                               10   \n",
5623        "liveness                                                      0.0812   \n",
5624        "loudness                                                     -12.403   \n",
5625        "lyrical_density                                                  NaN   \n",
5626        "lyrics                                                           NaN   \n",
5627        "mode                                                               0   \n",
5628        "name                                        Separator (Four Tet RMX)   \n",
5629        "original_lyrics                                                  NaN   \n",
5630        "popularity                                                        38   \n",
5631        "preview_url        https://p.scdn.co/mp3-preview/d7e13aaa8cf0f949...   \n",
5632        "sentiment                                                        NaN   \n",
5633        "speechiness                                                   0.0716   \n",
5634        "tempo                                                        113.752   \n",
5635        "time_signature                                                     4   \n",
5636        "track_href         https://api.spotify.com/v1/tracks/4raxzmnFq93j...   \n",
5637        "track_number                                                       8   \n",
5638        "type                                                  audio_features   \n",
5639        "uri                             spotify:track:4raxzmnFq93jfKC8c3xcIv   \n",
5640        "valence                                                        0.309   \n",
5641        "\n",
5642        "                                                                 9    \\\n",
5643        "_id                                           1gaAIZ4vGQ6QvDUgN2Xyus   \n",
5644        "acousticness                                                   0.313   \n",
5645        "album              {'name': 'TKOL RMX 1234567', 'images': [{'widt...   \n",
5646        "album_id                                      47xaqCsJcYFWqD1gwujl1T   \n",
5647        "analysis_url       https://api.spotify.com/v1/audio-analysis/1gaA...   \n",
5648        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5649        "artist_name                                                Radiohead   \n",
5650        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5651        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5652        "complexity                                                       NaN   \n",
5653        "ctitle                   give up the ghost thriller houseghost remix   \n",
5654        "danceability                                                   0.596   \n",
5655        "disc_number                                                        1   \n",
5656        "duration_ms                                                   373760   \n",
5657        "energy                                                         0.894   \n",
5658        "explicit                                                       False   \n",
5659        "external_ids                                {'isrc': 'GBU4B1100031'}   \n",
5660        "external_urls      {'spotify': 'https://open.spotify.com/track/1g...   \n",
5661        "gloom                                                            NaN   \n",
5662        "href               https://api.spotify.com/v1/tracks/1gaAIZ4vGQ6Q...   \n",
5663        "id                                            1gaAIZ4vGQ6QvDUgN2Xyus   \n",
5664        "instrumentalness                                               0.849   \n",
5665        "key                                                                4   \n",
5666        "liveness                                                       0.115   \n",
5667        "loudness                                                      -9.477   \n",
5668        "lyrical_density                                                  NaN   \n",
5669        "lyrics                                                           NaN   \n",
5670        "mode                                                               0   \n",
5671        "name                   Give Up The Ghost (Thriller Houseghost Remix)   \n",
5672        "original_lyrics                                                  NaN   \n",
5673        "popularity                                                        37   \n",
5674        "preview_url        https://p.scdn.co/mp3-preview/19cf8afa026a7449...   \n",
5675        "sentiment                                                        NaN   \n",
5676        "speechiness                                                    0.102   \n",
5677        "tempo                                                        119.968   \n",
5678        "time_signature                                                     4   \n",
5679        "track_href         https://api.spotify.com/v1/tracks/1gaAIZ4vGQ6Q...   \n",
5680        "track_number                                                       9   \n",
5681        "type                                                  audio_features   \n",
5682        "uri                             spotify:track:1gaAIZ4vGQ6QvDUgN2Xyus   \n",
5683        "valence                                                        0.145   \n",
5684        "\n",
5685        "                                         ...                          \\\n",
5686        "_id                                      ...                           \n",
5687        "acousticness                             ...                           \n",
5688        "album                                    ...                           \n",
5689        "album_id                                 ...                           \n",
5690        "analysis_url                             ...                           \n",
5691        "artist_id                                ...                           \n",
5692        "artist_name                              ...                           \n",
5693        "artists                                  ...                           \n",
5694        "available_markets                        ...                           \n",
5695        "complexity                               ...                           \n",
5696        "ctitle                                   ...                           \n",
5697        "danceability                             ...                           \n",
5698        "disc_number                              ...                           \n",
5699        "duration_ms                              ...                           \n",
5700        "energy                                   ...                           \n",
5701        "explicit                                 ...                           \n",
5702        "external_ids                             ...                           \n",
5703        "external_urls                            ...                           \n",
5704        "gloom                                    ...                           \n",
5705        "href                                     ...                           \n",
5706        "id                                       ...                           \n",
5707        "instrumentalness                         ...                           \n",
5708        "key                                      ...                           \n",
5709        "liveness                                 ...                           \n",
5710        "loudness                                 ...                           \n",
5711        "lyrical_density                          ...                           \n",
5712        "lyrics                                   ...                           \n",
5713        "mode                                     ...                           \n",
5714        "name                                     ...                           \n",
5715        "original_lyrics                          ...                           \n",
5716        "popularity                               ...                           \n",
5717        "preview_url                              ...                           \n",
5718        "sentiment                                ...                           \n",
5719        "speechiness                              ...                           \n",
5720        "tempo                                    ...                           \n",
5721        "time_signature                           ...                           \n",
5722        "track_href                               ...                           \n",
5723        "track_number                             ...                           \n",
5724        "type                                     ...                           \n",
5725        "uri                                      ...                           \n",
5726        "valence                                  ...                           \n",
5727        "\n",
5728        "                                                                 136  \\\n",
5729        "_id                                           71wIOoaoVMUwskK5yCXZL4   \n",
5730        "acousticness                                                0.000659   \n",
5731        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5732        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5733        "analysis_url       https://api.spotify.com/v1/audio-analysis/71wI...   \n",
5734        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5735        "artist_name                                                Radiohead   \n",
5736        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5737        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5738        "complexity                                                       NaN   \n",
5739        "ctitle                                                    how do you   \n",
5740        "danceability                                                   0.185   \n",
5741        "disc_number                                                        1   \n",
5742        "duration_ms                                                   132173   \n",
5743        "energy                                                         0.964   \n",
5744        "explicit                                                       False   \n",
5745        "external_ids                                {'isrc': 'GBAYE9300105'}   \n",
5746        "external_urls      {'spotify': 'https://open.spotify.com/track/71...   \n",
5747        "gloom                                                            NaN   \n",
5748        "href               https://api.spotify.com/v1/tracks/71wIOoaoVMUw...   \n",
5749        "id                                            71wIOoaoVMUwskK5yCXZL4   \n",
5750        "instrumentalness                                               0.879   \n",
5751        "key                                                                9   \n",
5752        "liveness                                                       0.107   \n",
5753        "loudness                                                      -8.316   \n",
5754        "lyrical_density                                              0.76415   \n",
5755        "lyrics             he's bitter and twisted he knows what he wants...   \n",
5756        "mode                                                               1   \n",
5757        "name                                                     How Do You?   \n",
5758        "original_lyrics    \\n\\n[Verse 1]\\nHe's bitter and twisted\\nHe kno...   \n",
5759        "popularity                                                        43   \n",
5760        "preview_url        https://p.scdn.co/mp3-preview/b99a13688f7d39b0...   \n",
5761        "sentiment          {'probability': {'pos': 0.7154238539707657, 'n...   \n",
5762        "speechiness                                                    0.084   \n",
5763        "tempo                                                        147.362   \n",
5764        "time_signature                                                     4   \n",
5765        "track_href         https://api.spotify.com/v1/tracks/71wIOoaoVMUw...   \n",
5766        "track_number                                                       3   \n",
5767        "type                                                  audio_features   \n",
5768        "uri                             spotify:track:71wIOoaoVMUwskK5yCXZL4   \n",
5769        "valence                                                        0.264   \n",
5770        "\n",
5771        "                                                                 137  \\\n",
5772        "_id                                           2zYmvi3w2T8a9Ckrv21bvW   \n",
5773        "acousticness                                                0.000849   \n",
5774        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5775        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5776        "analysis_url       https://api.spotify.com/v1/audio-analysis/2zYm...   \n",
5777        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5778        "artist_name                                                Radiohead   \n",
5779        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5780        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5781        "complexity                                                       NaN   \n",
5782        "ctitle                                               stop whispering   \n",
5783        "danceability                                                   0.212   \n",
5784        "disc_number                                                        1   \n",
5785        "duration_ms                                                   325627   \n",
5786        "energy                                                         0.696   \n",
5787        "explicit                                                       False   \n",
5788        "external_ids                                {'isrc': 'GBAYE9300106'}   \n",
5789        "external_urls      {'spotify': 'https://open.spotify.com/track/2z...   \n",
5790        "gloom                                                            NaN   \n",
5791        "href               https://api.spotify.com/v1/tracks/2zYmvi3w2T8a...   \n",
5792        "id                                            2zYmvi3w2T8a9Ckrv21bvW   \n",
5793        "instrumentalness                                              0.0165   \n",
5794        "key                                                                2   \n",
5795        "liveness                                                       0.129   \n",
5796        "loudness                                                     -10.059   \n",
5797        "lyrical_density                                              0.39616   \n",
5798        "lyrics             and the wise man said i don't want to hear you...   \n",
5799        "mode                                                               1   \n",
5800        "name                                                 Stop Whispering   \n",
5801        "original_lyrics    \\n\\n[Verse 1]\\nAnd the wise man said I don't w...   \n",
5802        "popularity                                                        45   \n",
5803        "preview_url        https://p.scdn.co/mp3-preview/397951413134fe02...   \n",
5804        "sentiment          {'probability': {'pos': 0.14401774438176765, '...   \n",
5805        "speechiness                                                   0.0472   \n",
5806        "tempo                                                         122.37   \n",
5807        "time_signature                                                     4   \n",
5808        "track_href         https://api.spotify.com/v1/tracks/2zYmvi3w2T8a...   \n",
5809        "track_number                                                       4   \n",
5810        "type                                                  audio_features   \n",
5811        "uri                             spotify:track:2zYmvi3w2T8a9Ckrv21bvW   \n",
5812        "valence                                                        0.279   \n",
5813        "\n",
5814        "                                                                 138  \\\n",
5815        "_id                                           3ovbSnT5NNhl1gzMcw1NRZ   \n",
5816        "acousticness                                                   0.704   \n",
5817        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5818        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5819        "analysis_url       https://api.spotify.com/v1/audio-analysis/3ovb...   \n",
5820        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5821        "artist_name                                                Radiohead   \n",
5822        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5823        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5824        "complexity                                                       NaN   \n",
5825        "ctitle                                            thinking about you   \n",
5826        "danceability                                                   0.364   \n",
5827        "disc_number                                                        1   \n",
5828        "duration_ms                                                   161533   \n",
5829        "energy                                                          0.37   \n",
5830        "explicit                                                       False   \n",
5831        "external_ids                                {'isrc': 'GBAYE9200114'}   \n",
5832        "external_urls      {'spotify': 'https://open.spotify.com/track/3o...   \n",
5833        "gloom                                                            NaN   \n",
5834        "href               https://api.spotify.com/v1/tracks/3ovbSnT5NNhl...   \n",
5835        "id                                            3ovbSnT5NNhl1gzMcw1NRZ   \n",
5836        "instrumentalness                                            7.71e-06   \n",
5837        "key                                                                7   \n",
5838        "liveness                                                      0.0883   \n",
5839        "loudness                                                     -14.134   \n",
5840        "lyrical_density                                              1.15147   \n",
5841        "lyrics             been thinking about you your records are here ...   \n",
5842        "mode                                                               1   \n",
5843        "name                                              Thinking About You   \n",
5844        "original_lyrics    \\n\\n[Verse 1]\\nBeen thinking about you\\nYour r...   \n",
5845        "popularity                                                        46   \n",
5846        "preview_url        https://p.scdn.co/mp3-preview/ec90a4cef1ff0cbf...   \n",
5847        "sentiment          {'probability': {'pos': 0.20834015470559455, '...   \n",
5848        "speechiness                                                   0.0331   \n",
5849        "tempo                                                         103.44   \n",
5850        "time_signature                                                     4   \n",
5851        "track_href         https://api.spotify.com/v1/tracks/3ovbSnT5NNhl...   \n",
5852        "track_number                                                       5   \n",
5853        "type                                                  audio_features   \n",
5854        "uri                             spotify:track:3ovbSnT5NNhl1gzMcw1NRZ   \n",
5855        "valence                                                        0.419   \n",
5856        "\n",
5857        "                                                                 139  \\\n",
5858        "_id                                           4NUc1M0CS7b6zvWoyvibju   \n",
5859        "acousticness                                                0.000101   \n",
5860        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5861        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5862        "analysis_url       https://api.spotify.com/v1/audio-analysis/4NUc...   \n",
5863        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5864        "artist_name                                                Radiohead   \n",
5865        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5866        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5867        "complexity                                                       NaN   \n",
5868        "ctitle                                        anyone can play guitar   \n",
5869        "danceability                                                   0.294   \n",
5870        "disc_number                                                        1   \n",
5871        "duration_ms                                                   217800   \n",
5872        "energy                                                         0.813   \n",
5873        "explicit                                                       False   \n",
5874        "external_ids                                {'isrc': 'GBAYE9300107'}   \n",
5875        "external_urls      {'spotify': 'https://open.spotify.com/track/4N...   \n",
5876        "gloom                                                            NaN   \n",
5877        "href               https://api.spotify.com/v1/tracks/4NUc1M0CS7b6...   \n",
5878        "id                                            4NUc1M0CS7b6zvWoyvibju   \n",
5879        "instrumentalness                                            0.000756   \n",
5880        "key                                                                4   \n",
5881        "liveness                                                       0.333   \n",
5882        "loudness                                                     -10.772   \n",
5883        "lyrical_density                                             0.688705   \n",
5884        "lyrics             destiny, destiny protect me from the world des...   \n",
5885        "mode                                                               0   \n",
5886        "name                                          Anyone Can Play Guitar   \n",
5887        "original_lyrics    \\n\\n[Verse 1]\\nDestiny, destiny protect me fro...   \n",
5888        "popularity                                                        46   \n",
5889        "preview_url        https://p.scdn.co/mp3-preview/76e430500d399da2...   \n",
5890        "sentiment          {'probability': {'pos': 0.37346493338226217, '...   \n",
5891        "speechiness                                                   0.0547   \n",
5892        "tempo                                                        150.845   \n",
5893        "time_signature                                                     4   \n",
5894        "track_href         https://api.spotify.com/v1/tracks/4NUc1M0CS7b6...   \n",
5895        "track_number                                                       6   \n",
5896        "type                                                  audio_features   \n",
5897        "uri                             spotify:track:4NUc1M0CS7b6zvWoyvibju   \n",
5898        "valence                                                        0.544   \n",
5899        "\n",
5900        "                                                                 140  \\\n",
5901        "_id                                           4nklmaiY4gfQI3SB1sLGsd   \n",
5902        "acousticness                                                1.93e-05   \n",
5903        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5904        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5905        "analysis_url       https://api.spotify.com/v1/audio-analysis/4nkl...   \n",
5906        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5907        "artist_name                                                Radiohead   \n",
5908        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5909        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5910        "complexity                                                       NaN   \n",
5911        "ctitle                                                       ripcord   \n",
5912        "danceability                                                   0.256   \n",
5913        "disc_number                                                        1   \n",
5914        "duration_ms                                                   189733   \n",
5915        "energy                                                         0.906   \n",
5916        "explicit                                                       False   \n",
5917        "external_ids                                {'isrc': 'GBAYE9300108'}   \n",
5918        "external_urls      {'spotify': 'https://open.spotify.com/track/4n...   \n",
5919        "gloom                                                            NaN   \n",
5920        "href               https://api.spotify.com/v1/tracks/4nklmaiY4gfQ...   \n",
5921        "id                                            4nklmaiY4gfQI3SB1sLGsd   \n",
5922        "instrumentalness                                               0.366   \n",
5923        "key                                                                2   \n",
5924        "liveness                                                       0.322   \n",
5925        "loudness                                                     -10.436   \n",
5926        "lyrical_density                                             0.479621   \n",
5927        "lyrics             soul destroyed with clever toys for little boy...   \n",
5928        "mode                                                               1   \n",
5929        "name                                                         Ripcord   \n",
5930        "original_lyrics    \\n\\n[Verse 1]\\nSoul destroyed with clever toys...   \n",
5931        "popularity                                                        40   \n",
5932        "preview_url        https://p.scdn.co/mp3-preview/a519caf188516bc5...   \n",
5933        "sentiment          {'probability': {'pos': 0.34086279665703845, '...   \n",
5934        "speechiness                                                   0.0548   \n",
5935        "tempo                                                        137.949   \n",
5936        "time_signature                                                     4   \n",
5937        "track_href         https://api.spotify.com/v1/tracks/4nklmaiY4gfQ...   \n",
5938        "track_number                                                       7   \n",
5939        "type                                                  audio_features   \n",
5940        "uri                             spotify:track:4nklmaiY4gfQI3SB1sLGsd   \n",
5941        "valence                                                        0.258   \n",
5942        "\n",
5943        "                                                                 141  \\\n",
5944        "_id                                           11qDTSr3Dj4TkPnBcIOqEJ   \n",
5945        "acousticness                                                 0.00281   \n",
5946        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5947        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5948        "analysis_url       https://api.spotify.com/v1/audio-analysis/11qD...   \n",
5949        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5950        "artist_name                                                Radiohead   \n",
5951        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5952        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5953        "complexity                                                       NaN   \n",
5954        "ctitle                                                     vegetable   \n",
5955        "danceability                                                   0.384   \n",
5956        "disc_number                                                        1   \n",
5957        "duration_ms                                                   192667   \n",
5958        "energy                                                         0.717   \n",
5959        "explicit                                                       False   \n",
5960        "external_ids                                {'isrc': 'GBAYE9300109'}   \n",
5961        "external_urls      {'spotify': 'https://open.spotify.com/track/11...   \n",
5962        "gloom                                                            NaN   \n",
5963        "href               https://api.spotify.com/v1/tracks/11qDTSr3Dj4T...   \n",
5964        "id                                            11qDTSr3Dj4TkPnBcIOqEJ   \n",
5965        "instrumentalness                                               0.569   \n",
5966        "key                                                                6   \n",
5967        "liveness                                                       0.187   \n",
5968        "loudness                                                      -8.868   \n",
5969        "lyrical_density                                             0.711075   \n",
5970        "lyrics             i never wanted anything but this i worked hard...   \n",
5971        "mode                                                               1   \n",
5972        "name                                                       Vegetable   \n",
5973        "original_lyrics    \\n\\n[Verse 1]\\nI never wanted anything but thi...   \n",
5974        "popularity                                                        40   \n",
5975        "preview_url        https://p.scdn.co/mp3-preview/22dd1bf01746cb6d...   \n",
5976        "sentiment          {'probability': {'pos': 0.11670905100312225, '...   \n",
5977        "speechiness                                                   0.0339   \n",
5978        "tempo                                                        105.852   \n",
5979        "time_signature                                                     4   \n",
5980        "track_href         https://api.spotify.com/v1/tracks/11qDTSr3Dj4T...   \n",
5981        "track_number                                                       8   \n",
5982        "type                                                  audio_features   \n",
5983        "uri                             spotify:track:11qDTSr3Dj4TkPnBcIOqEJ   \n",
5984        "valence                                                        0.399   \n",
5985        "\n",
5986        "                                                                 142  \\\n",
5987        "_id                                           4D6ZExVvYLZxhcAvifX5px   \n",
5988        "acousticness                                                0.000849   \n",
5989        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
5990        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
5991        "analysis_url       https://api.spotify.com/v1/audio-analysis/4D6Z...   \n",
5992        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
5993        "artist_name                                                Radiohead   \n",
5994        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
5995        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
5996        "complexity                                                       NaN   \n",
5997        "ctitle                                                prove yourself   \n",
5998        "danceability                                                    0.25   \n",
5999        "disc_number                                                        1   \n",
6000        "duration_ms                                                   145373   \n",
6001        "energy                                                          0.62   \n",
6002        "explicit                                                       False   \n",
6003        "external_ids                                {'isrc': 'GBAYE9200115'}   \n",
6004        "external_urls      {'spotify': 'https://open.spotify.com/track/4D...   \n",
6005        "gloom                                                            NaN   \n",
6006        "href               https://api.spotify.com/v1/tracks/4D6ZExVvYLZx...   \n",
6007        "id                                            4D6ZExVvYLZxhcAvifX5px   \n",
6008        "instrumentalness                                              0.0848   \n",
6009        "key                                                                0   \n",
6010        "liveness                                                       0.175   \n",
6011        "loudness                                                     -10.915   \n",
6012        "lyrical_density                                             0.749795   \n",
6013        "lyrics             i can't afford to breathe in this time nowhere...   \n",
6014        "mode                                                               1   \n",
6015        "name                                                  Prove Yourself   \n",
6016        "original_lyrics    \\n\\n[Verse 1]\\nI can't afford to breathe in th...   \n",
6017        "popularity                                                        40   \n",
6018        "preview_url        https://p.scdn.co/mp3-preview/6d62fc6cd2849212...   \n",
6019        "sentiment          {'probability': {'pos': 0.1849939345419322, 'n...   \n",
6020        "speechiness                                                   0.0611   \n",
6021        "tempo                                                        114.098   \n",
6022        "time_signature                                                     4   \n",
6023        "track_href         https://api.spotify.com/v1/tracks/4D6ZExVvYLZx...   \n",
6024        "track_number                                                       9   \n",
6025        "type                                                  audio_features   \n",
6026        "uri                             spotify:track:4D6ZExVvYLZxhcAvifX5px   \n",
6027        "valence                                                        0.278   \n",
6028        "\n",
6029        "                                                                 143  \\\n",
6030        "_id                                           48IEDejXX5LH8TAC3VIGpc   \n",
6031        "acousticness                                                 0.00968   \n",
6032        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
6033        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
6034        "analysis_url       https://api.spotify.com/v1/audio-analysis/48IE...   \n",
6035        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
6036        "artist_name                                                Radiohead   \n",
6037        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
6038        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
6039        "complexity                                                       NaN   \n",
6040        "ctitle                                                        i cant   \n",
6041        "danceability                                                   0.284   \n",
6042        "disc_number                                                        1   \n",
6043        "duration_ms                                                   253093   \n",
6044        "energy                                                         0.825   \n",
6045        "explicit                                                       False   \n",
6046        "external_ids                                {'isrc': 'GBAYE9300110'}   \n",
6047        "external_urls      {'spotify': 'https://open.spotify.com/track/48...   \n",
6048        "gloom                                                            NaN   \n",
6049        "href               https://api.spotify.com/v1/tracks/48IEDejXX5LH...   \n",
6050        "id                                            48IEDejXX5LH8TAC3VIGpc   \n",
6051        "instrumentalness                                                 0.3   \n",
6052        "key                                                                7   \n",
6053        "liveness                                                       0.118   \n",
6054        "loudness                                                     -10.256   \n",
6055        "lyrical_density                                              0.56501   \n",
6056        "lyrics             please forget the words that i just blurted ou...   \n",
6057        "mode                                                               1   \n",
6058        "name                                                         I Can't   \n",
6059        "original_lyrics    \\n\\n[Verse 1]\\nPlease forget the words that I ...   \n",
6060        "popularity                                                        39   \n",
6061        "preview_url        https://p.scdn.co/mp3-preview/516d9e9499a86318...   \n",
6062        "sentiment          {'probability': {'pos': 0.15026967254930432, '...   \n",
6063        "speechiness                                                   0.0595   \n",
6064        "tempo                                                        106.108   \n",
6065        "time_signature                                                     4   \n",
6066        "track_href         https://api.spotify.com/v1/tracks/48IEDejXX5LH...   \n",
6067        "track_number                                                      10   \n",
6068        "type                                                  audio_features   \n",
6069        "uri                             spotify:track:48IEDejXX5LH8TAC3VIGpc   \n",
6070        "valence                                                        0.269   \n",
6071        "\n",
6072        "                                                                 144  \\\n",
6073        "_id                                           2B5P22cfUadACK7jLQegU6   \n",
6074        "acousticness                                                0.000135   \n",
6075        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...   \n",
6076        "album_id                                      6400dnyeDyD2mIFHfkwHXN   \n",
6077        "analysis_url       https://api.spotify.com/v1/audio-analysis/2B5P...   \n",
6078        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb   \n",
6079        "artist_name                                                Radiohead   \n",
6080        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...   \n",
6081        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...   \n",
6082        "complexity                                                       NaN   \n",
6083        "ctitle                                                        lurgee   \n",
6084        "danceability                                                    0.42   \n",
6085        "disc_number                                                        1   \n",
6086        "duration_ms                                                   187867   \n",
6087        "energy                                                         0.548   \n",
6088        "explicit                                                       False   \n",
6089        "external_ids                                {'isrc': 'GBAYE9200116'}   \n",
6090        "external_urls      {'spotify': 'https://open.spotify.com/track/2B...   \n",
6091        "gloom                                                            NaN   \n",
6092        "href               https://api.spotify.com/v1/tracks/2B5P22cfUadA...   \n",
6093        "id                                            2B5P22cfUadACK7jLQegU6   \n",
6094        "instrumentalness                                               0.399   \n",
6095        "key                                                                0   \n",
6096        "liveness                                                       0.111   \n",
6097        "loudness                                                     -12.298   \n",
6098        "lyrical_density                                             0.399221   \n",
6099        "lyrics             i feel better i feel better now you've gone i ...   \n",
6100        "mode                                                               1   \n",
6101        "name                                                          Lurgee   \n",
6102        "original_lyrics    \\n\\n[Verse 1]\\nI feel better\\nI feel better no...   \n",
6103        "popularity                                                        40   \n",
6104        "preview_url        https://p.scdn.co/mp3-preview/ae0de4e9b90a15a7...   \n",
6105        "sentiment          {'probability': {'pos': 0.262975963283913, 'ne...   \n",
6106        "speechiness                                                   0.0268   \n",
6107        "tempo                                                          101.9   \n",
6108        "time_signature                                                     4   \n",
6109        "track_href         https://api.spotify.com/v1/tracks/2B5P22cfUadA...   \n",
6110        "track_number                                                      11   \n",
6111        "type                                                  audio_features   \n",
6112        "uri                             spotify:track:2B5P22cfUadACK7jLQegU6   \n",
6113        "valence                                                        0.389   \n",
6114        "\n",
6115        "                                                                 145  \n",
6116        "_id                                           6qttbImnJ5wuA8AtDKEy18  \n",
6117        "acousticness                                                0.000465  \n",
6118        "album              {'name': 'Pablo Honey', 'images': [{'width': 6...  \n",
6119        "album_id                                      6400dnyeDyD2mIFHfkwHXN  \n",
6120        "analysis_url       https://api.spotify.com/v1/audio-analysis/6qtt...  \n",
6121        "artist_id                                     4Z8W4fKeB5YxbusRsdQVPb  \n",
6122        "artist_name                                                Radiohead  \n",
6123        "artists            [{'name': 'Radiohead', 'id': '4Z8W4fKeB5YxbusR...  \n",
6124        "available_markets  [AD, AR, AT, AU, BE, BG, BO, BR, CA, CH, CL, C...  \n",
6125        "complexity                                                       NaN  \n",
6126        "ctitle                                                      blow out  \n",
6127        "danceability                                                   0.284  \n",
6128        "disc_number                                                        1  \n",
6129        "duration_ms                                                   282067  \n",
6130        "energy                                                         0.719  \n",
6131        "explicit                                                       False  \n",
6132        "external_ids                                {'isrc': 'GBAYE9300111'}  \n",
6133        "external_urls      {'spotify': 'https://open.spotify.com/track/6q...  \n",
6134        "gloom                                                            NaN  \n",
6135        "href               https://api.spotify.com/v1/tracks/6qttbImnJ5wu...  \n",
6136        "id                                            6qttbImnJ5wuA8AtDKEy18  \n",
6137        "instrumentalness                                               0.382  \n",
6138        "key                                                               11  \n",
6139        "liveness                                                        0.24  \n",
6140        "loudness                                                     -10.739  \n",
6141        "lyrical_density                                             0.340346  \n",
6142        "lyrics             in my mind and nailed into my heels all the ti...  \n",
6143        "mode                                                               0  \n",
6144        "name                                                        Blow Out  \n",
6145        "original_lyrics    \\n\\n[Verse 1]\\nIn my mind\\nAnd nailed into my ...  \n",
6146        "popularity                                                        41  \n",
6147        "preview_url        https://p.scdn.co/mp3-preview/69a5564e6733d6d2...  \n",
6148        "sentiment          {'probability': {'pos': 0.3796885990250341, 'n...  \n",
6149        "speechiness                                                   0.0506  \n",
6150        "tempo                                                        141.539  \n",
6151        "time_signature                                                     4  \n",
6152        "track_href         https://api.spotify.com/v1/tracks/6qttbImnJ5wu...  \n",
6153        "track_number                                                      12  \n",
6154        "type                                                  audio_features  \n",
6155        "uri                             spotify:track:6qttbImnJ5wuA8AtDKEy18  \n",
6156        "valence                                                        0.287  \n",
6157        "\n",
6158        "[41 rows x 146 columns]"
6159       ]
6160      },
6161      "execution_count": 11,
6162      "metadata": {},
6163      "output_type": "execute_result"
6164     }
6165    ],
6166    "source": [
6167     "radiohead_tracks = pd.DataFrame(list(tracks.find({'artist_id': radiohead_id})))\n",
6168     "radiohead_tracks.T"
6169    ]
6170   },
6171   {
6172    "cell_type": "markdown",
6173    "metadata": {},
6174    "source": [
6175     "How happy are the Beatles and Radiohead tracks?"
6176    ]
6177   },
6178   {
6179    "cell_type": "code",
6180    "execution_count": 12,
6181    "metadata": {
6182     "collapsed": false
6183    },
6184    "outputs": [
6185     {
6186      "data": {
6187       "text/plain": [
6188        "<matplotlib.axes._subplots.AxesSubplot at 0x7f241605f9e8>"
6189       ]
6190      },
6191      "execution_count": 12,
6192      "metadata": {},
6193      "output_type": "execute_result"
6194     },
6195     {
6196      "data": {
6197       "image/png": 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3hhXt7KyzzmIxM77S6y/q2qXXd99LrT2rTH3fnmuakXPP/WmOH/8fIpr/IeL+++9pfE1J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\n",
6198       "text/plain": [
6199        "<matplotlib.figure.Figure at 0x7f2417e637f0>"
6200       ]
6201      },
6202      "metadata": {},
6203      "output_type": "display_data"
6204     }
6205    ],
6206    "source": [
6207     "beatles_tracks['valence'].hist()"
6208    ]
6209   },
6210   {
6211    "cell_type": "code",
6212    "execution_count": 13,
6213    "metadata": {
6214     "collapsed": false
6215    },
6216    "outputs": [
6217     {
6218      "data": {
6219       "text/plain": [
6220        "<matplotlib.axes._subplots.AxesSubplot at 0x7f24143d6ef0>"
6221       ]
6222      },
6223      "execution_count": 13,
6224      "metadata": {},
6225      "output_type": "execute_result"
6226     },
6227     {
6228      "data": {
6229       "image/png": 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3v2bM/TVTn6hvs23N1EUm6Wym7u63AY/suvoK4Ib68g3AK6ddWEREZq/tTP1fuvsmgLtv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\nYII=\n",
6230       "text/plain": [
6231        "<matplotlib.figure.Figure at 0x7f2414478cf8>"
6232       ]
6233      },
6234      "metadata": {},
6235      "output_type": "display_data"
6236     }
6237    ],
6238    "source": [
6239     "radiohead_tracks['valence'].hist()"
6240    ]
6241   },
6242   {
6243    "cell_type": "markdown",
6244    "metadata": {},
6245    "source": [
6246     "## Lyrics search<a name=\"lyricssearch\"></a>\n",
6247     "Now to find the lyrics for each track. \n",
6248     "\n",
6249     "We start by searching for the Genius ID for the artists.\n",
6250     "\n",
6251     "Note that Genius doesn't like Python-generated requests to its API, so we set the header to pretend to be a command-line `curl` request.\n",
6252     "\n",
6253     "* [Top](#top)"
6254    ]
6255   },
6256   {
6257    "cell_type": "code",
6258    "execution_count": 38,
6259    "metadata": {
6260     "collapsed": false
6261    },
6262    "outputs": [],
6263    "source": [
6264     "def genius_artist_search(artist_name, per_page=20):\n",
6265     "    query = urllib.parse.urlencode({'q': artist_name,\n",
6266     "                                    'per_page': str(per_page)\n",
6267     "                                   })\n",
6268     "    headers = {'Accept': 'application/json',\n",
6269     "               'Authorization': 'Bearer ' + config['genius']['token'],\n",
6270     "               'User-Agent': 'curl/7.9.8 (i686-pc-linux-gnu) libcurl 7.9.8 (OpenSSL 0.9.6b) (ipv6 enabled)'}\n",
6271     "    request = urllib.request.Request('https://api.genius.com/search?{}'.format(query), \n",
6272     "                                     headers=headers,\n",
6273     "                                     method='GET')\n",
6274     "    with urllib.request.urlopen(request) as f:\n",
6275     "            response = json.loads(f.read().decode('utf-8'))\n",
6276     "            return response"
6277    ]
6278   },
6279   {
6280    "cell_type": "code",
6281    "execution_count": 39,
6282    "metadata": {
6283     "collapsed": false
6284    },
6285    "outputs": [
6286     {
6287      "data": {
6288       "text/plain": [
6289        "586"
6290       ]
6291      },
6292      "execution_count": 39,
6293      "metadata": {},
6294      "output_type": "execute_result"
6295     }
6296    ],
6297    "source": [
6298     "response = genius_artist_search('the beatles')\n",
6299     "beatles_genius_id = [hit['result']['primary_artist']['id'] for hit in response['response']['hits']][0]\n",
6300     "beatles_genius_id"
6301    ]
6302   },
6303   {
6304    "cell_type": "code",
6305    "execution_count": 40,
6306    "metadata": {
6307     "collapsed": false
6308    },
6309    "outputs": [
6310     {
6311      "data": {
6312       "text/plain": [
6313        "604"
6314       ]
6315      },
6316      "execution_count": 40,
6317      "metadata": {},
6318      "output_type": "execute_result"
6319     }
6320    ],
6321    "source": [
6322     "response = genius_artist_search('radiohead')\n",
6323     "radiohead_genius_id = [hit['result']['primary_artist']['id'] for hit in response['response']['hits']][0]\n",
6324     "radiohead_genius_id"
6325    ]
6326   },
6327   {
6328    "cell_type": "markdown",
6329    "metadata": {},
6330    "source": [
6331     "We can now get the song information for each track for each artist. Note that Genius keeps lots of things to do with artists, including sleeve notes and the like. We're just after the lyrics."
6332    ]
6333   },
6334   {
6335    "cell_type": "code",
6336    "execution_count": 41,
6337    "metadata": {
6338     "collapsed": false
6339    },
6340    "outputs": [],
6341    "source": [
6342     "def genius_song_search(artist_id):\n",
6343     "    songs = pd.DataFrame()\n",
6344     "    page = 1\n",
6345     "    while page:\n",
6346     "        query = urllib.parse.urlencode({'page': page, 'per_page': 20})\n",
6347     "        headers = {'Accept': 'application/json',\n",
6348     "               'Authorization': 'Bearer ' + config['genius']['token'],\n",
6349     "               'User-Agent': 'curl/7.9.8 (i686-pc-linux-gnu) libcurl 7.9.8 (OpenSSL 0.9.6b) (ipv6 enabled)'}\n",
6350     "        request = urllib.request.Request('https://api.genius.com/artists/{id}/songs?{query}'.format(id=artist_id,\n",
6351     "                                                                                               query=query), \n",
6352     "                                     headers=headers,\n",
6353     "                                     method='GET')\n",
6354     "        with urllib.request.urlopen(request) as f:\n",
6355     "            response = json.loads(f.read().decode('utf-8'))\n",
6356     "            page = response['response']['next_page']\n",
6357     "            for song in response['response']['songs']:\n",
6358     "                if song['path'].endswith('lyrics'):\n",
6359     "                    song['_id'] = song['id']\n",
6360     "                    genius_tracks.replace_one({'_id': song['id']}, song, upsert=True)"
6361    ]
6362   },
6363   {
6364    "cell_type": "code",
6365    "execution_count": 42,
6366    "metadata": {
6367     "collapsed": false
6368    },
6369    "outputs": [
6370     {
6371      "data": {
6372       "text/plain": [
6373        "1071"
6374       ]
6375      },
6376      "execution_count": 42,
6377      "metadata": {},
6378      "output_type": "execute_result"
6379     }
6380    ],
6381    "source": [
6382     "genius_song_search(beatles_genius_id)\n",
6383     "genius_tracks.find().count()"
6384    ]
6385   },
6386   {
6387    "cell_type": "code",
6388    "execution_count": 43,
6389    "metadata": {
6390     "collapsed": false
6391    },
6392    "outputs": [
6393     {
6394      "data": {
6395       "text/plain": [
6396        "1071"
6397       ]
6398      },
6399      "execution_count": 43,
6400      "metadata": {},
6401      "output_type": "execute_result"
6402     }
6403    ],
6404    "source": [
6405     "genius_song_search(radiohead_genius_id)\n",
6406     "genius_tracks.find().count()"
6407    ]
6408   },
6409   {
6410    "cell_type": "code",
6411    "execution_count": 44,
6412    "metadata": {
6413     "collapsed": false
6414    },
6415    "outputs": [
6416     {
6417      "data": {
6418       "text/plain": [
6419        "{'_id': 1497768,\n",
6420        " 'annotation_count': 1,\n",
6421        " 'api_path': '/songs/1497768',\n",
6422        " 'full_title': 'All Together on the Wireless Machine by\\xa0The\\xa0Beatles',\n",
6423        " 'header_image_thumbnail_url': 'https://images.genius.com/ad1f59e8a03be4eb521e88015d15d6e8.200x200x1.jpg',\n",
6424        " 'header_image_url': 'https://images.genius.com/ad1f59e8a03be4eb521e88015d15d6e8.200x200x1.jpg',\n",
6425        " 'id': 1497768,\n",
6426        " 'lyrics_owner_id': 1549345,\n",
6427        " 'path': '/The-beatles-all-together-on-the-wireless-machine-lyrics',\n",
6428        " 'primary_artist': {'api_path': '/artists/586',\n",
6429        "  'header_image_url': 'https://images.genius.com/b82dbb78926a812abfa10886ac84c1a8.1000x523x1.jpg',\n",
6430        "  'id': 586,\n",
6431        "  'image_url': 'https://images.genius.com/ad1f59e8a03be4eb521e88015d15d6e8.200x200x1.jpg',\n",
6432        "  'is_meme_verified': False,\n",
6433        "  'is_verified': False,\n",
6434        "  'name': 'The Beatles',\n",
6435        "  'url': 'https://genius.com/artists/The-beatles'},\n",
6436        " 'pyongs_count': None,\n",
6437        " 'song_art_image_thumbnail_url': 'https://images.genius.com/ad1f59e8a03be4eb521e88015d15d6e8.200x200x1.jpg',\n",
6438        " 'stats': {'hot': False, 'unreviewed_annotations': 0},\n",
6439        " 'title': 'All Together on the Wireless Machine',\n",
6440        " 'url': 'https://genius.com/The-beatles-all-together-on-the-wireless-machine-lyrics'}"
6441       ]
6442      },
6443      "execution_count": 44,
6444      "metadata": {},
6445      "output_type": "execute_result"
6446     }
6447    ],
6448    "source": [
6449     "genius_tracks.find_one()"
6450    ]
6451   },
6452   {
6453    "cell_type": "code",
6454    "execution_count": 45,
6455    "metadata": {
6456     "collapsed": false,
6457     "scrolled": false
6458    },
6459    "outputs": [
6460     {
6461      "data": {
6462       "text/html": [
6463        "<div>\n",
6464        "<table border=\"1\" class=\"dataframe\">\n",
6465        "  <thead>\n",
6466        "    <tr style=\"text-align: right;\">\n",
6467        "      <th></th>\n",
6468        "      <th>0</th>\n",
6469        "      <th>1</th>\n",
6470        "      <th>2</th>\n",
6471        "      <th>3</th>\n",
6472        "      <th>4</th>\n",
6473        "      <th>5</th>\n",
6474        "      <th>6</th>\n",
6475        "      <th>7</th>\n",
6476        "      <th>8</th>\n",
6477        "      <th>9</th>\n",
6478        "      <th>...</th>\n",
6479        "      <th>1061</th>\n",
6480        "      <th>1062</th>\n",
6481        "      <th>1063</th>\n",
6482        "      <th>1064</th>\n",
6483        "      <th>1065</th>\n",
6484        "      <th>1066</th>\n",
6485        "      <th>1067</th>\n",
6486        "      <th>1068</th>\n",
6487        "      <th>1069</th>\n",
6488        "      <th>1070</th>\n",
6489        "    </tr>\n",
6490        "  </thead>\n",
6491        "  <tbody>\n",
6492        "    <tr>\n",
6493        "      <th>_id</th>\n",
6494        "      <td>1497768</td>\n",
6495        "      <td>210315</td>\n",
6496        "      <td>123533</td>\n",
6497        "      <td>123537</td>\n",
6498        "      <td>117722</td>\n",
6499        "      <td>210284</td>\n",
6500        "      <td>1336394</td>\n",
6501        "      <td>107915</td>\n",
6502        "      <td>1308579</td>\n",
6503        "      <td>123808</td>\n",
6504        "      <td>...</td>\n",
6505        "      <td>81705</td>\n",
6506        "      <td>310483</td>\n",
6507        "      <td>313269</td>\n",
6508        "      <td>313043</td>\n",
6509        "      <td>2389345</td>\n",
6510        "      <td>1245984</td>\n",
6511        "      <td>311907</td>\n",
6512        "      <td>310293</td>\n",
6513        "      <td>310289</td>\n",
6514        "      <td>106069</td>\n",
6515        "    </tr>\n",
6516        "    <tr>\n",
6517        "      <th>annotation_count</th>\n",
6518        "      <td>1</td>\n",
6519        "      <td>1</td>\n",
6520        "      <td>5</td>\n",
6521        "      <td>4</td>\n",
6522        "      <td>6</td>\n",
6523        "      <td>1</td>\n",
6524        "      <td>1</td>\n",
6525        "      <td>6</td>\n",
6526        "      <td>1</td>\n",
6527        "      <td>1</td>\n",
6528        "      <td>...</td>\n",
6529        "      <td>7</td>\n",
6530        "      <td>1</td>\n",
6531        "      <td>1</td>\n",
6532        "      <td>1</td>\n",
6533        "      <td>4</td>\n",
6534        "      <td>1</td>\n",
6535        "      <td>1</td>\n",
6536        "      <td>4</td>\n",
6537        "      <td>1</td>\n",
6538        "      <td>16</td>\n",
6539        "    </tr>\n",
6540        "    <tr>\n",
6541        "      <th>api_path</th>\n",
6542        "      <td>/songs/1497768</td>\n",
6543        "      <td>/songs/210315</td>\n",
6544        "      <td>/songs/123533</td>\n",
6545        "      <td>/songs/123537</td>\n",
6546        "      <td>/songs/117722</td>\n",
6547        "      <td>/songs/210284</td>\n",
6548        "      <td>/songs/1336394</td>\n",
6549        "      <td>/songs/107915</td>\n",
6550        "      <td>/songs/1308579</td>\n",
6551        "      <td>/songs/123808</td>\n",
6552        "      <td>...</td>\n",
6553        "      <td>/songs/81705</td>\n",
6554        "      <td>/songs/310483</td>\n",
6555        "      <td>/songs/313269</td>\n",
6556        "      <td>/songs/313043</td>\n",
6557        "      <td>/songs/2389345</td>\n",
6558        "      <td>/songs/1245984</td>\n",
6559        "      <td>/songs/311907</td>\n",
6560        "      <td>/songs/310293</td>\n",
6561        "      <td>/songs/310289</td>\n",
6562        "      <td>/songs/106069</td>\n",
6563        "    </tr>\n",
6564        "    <tr>\n",
6565        "      <th>ctitle</th>\n",
6566        "      <td>NaN</td>\n",
6567        "      <td>NaN</td>\n",
6568        "      <td>NaN</td>\n",
6569        "      <td>NaN</td>\n",
6570        "      <td>NaN</td>\n",
6571        "      <td>NaN</td>\n",
6572        "      <td>NaN</td>\n",
6573        "      <td>NaN</td>\n",
6574        "      <td>NaN</td>\n",
6575        "      <td>NaN</td>\n",
6576        "      <td>...</td>\n",
6577        "      <td>you cant always get what you want</td>\n",
6578        "      <td>you cant catch me</td>\n",
6579        "      <td>you dont have to mean it</td>\n",
6580        "      <td>you got me rocking</td>\n",
6581        "      <td>you got the silver</td>\n",
6582        "      <td>dont look back</td>\n",
6583        "      <td>each and every day of the year</td>\n",
6584        "      <td>im a king bee</td>\n",
6585        "      <td>little by little</td>\n",
6586        "      <td>brown sugar</td>\n",
6587        "    </tr>\n",
6588        "    <tr>\n",
6589        "      <th>full_title</th>\n",
6590        "      <td>All Together on the Wireless Machine by The Be...</td>\n",
6591        "      <td>A Little Rhyme by The Beatles (Ft. John &amp; Rodn...</td>\n",
6592        "      <td>And I Love Her by The Beatles</td>\n",
6593        "      <td>Any Time at All by The Beatles</td>\n",
6594        "      <td>A Taste of Honey by The Beatles</td>\n",
6595        "      <td>Beatle Greetings by The Beatles (Ft. George Ha...</td>\n",
6596        "      <td>Can You Take Me Back by The Beatles</td>\n",
6597        "      <td>Carry That Weight by The Beatles</td>\n",
6598        "      <td>Down in Eastern Australia by The Beatles</td>\n",
6599        "      <td>Everybody's Trying to Be My Baby by The Beatles</td>\n",
6600        "      <td>...</td>\n",
6601        "      <td>You Can't Always Get What You Want by The Roll...</td>\n",
6602        "      <td>You Can't Catch Me by The Rolling Stones</td>\n",
6603        "      <td>You Don't Have To Mean It by The Rolling Stones</td>\n",
6604        "      <td>You Got Me Rocking by The Rolling Stones</td>\n",
6605        "      <td>You Got the Silver by The Rolling Stones (Ft. ...</td>\n",
6606        "      <td>Don't Look Back by The Rolling Stones</td>\n",
6607        "      <td>Each and every day of the year by The Rolling ...</td>\n",
6608        "      <td>I'm A King Bee by The Rolling Stones</td>\n",
6609        "      <td>Little By Little by The Rolling Stones</td>\n",
6610        "      <td>Brown Sugar by The Rolling Stones</td>\n",
6611        "    </tr>\n",
6612        "    <tr>\n",
6613        "      <th>header_image_thumbnail_url</th>\n",
6614        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6615        "      <td>https://s3.amazonaws.com/rapgenius/110537_cda_...</td>\n",
6616        "      <td>https://images.genius.com/68c11c7f5b6b66194d77...</td>\n",
6617        "      <td>https://images.genius.com/68c11c7f5b6b66194d77...</td>\n",
6618        "      <td>https://s3.amazonaws.com/rapgenius/1360709432_...</td>\n",
6619        "      <td>https://s3.amazonaws.com/rapgenius/110537_cda_...</td>\n",
6620        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6621        "      <td>https://images.genius.com/560d707ac51a528c952d...</td>\n",
6622        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6623        "      <td>https://images.genius.com/4268a08d2b36372eb6e8...</td>\n",
6624        "      <td>...</td>\n",
6625        "      <td>https://images.genius.com/7e75133e0e4017798a7a...</td>\n",
6626        "      <td>https://images.genius.com/9c0263f14c39b6df59e5...</td>\n",
6627        "      <td>https://images.genius.com/eb7fd9257058b77179cb...</td>\n",
6628        "      <td>https://images.genius.com/a8ed1f93846da84943a7...</td>\n",
6629        "      <td>https://images.rapgenius.com/ac969979ccb91a0d2...</td>\n",
6630        "      <td>https://images.genius.com/23bbf05f7ee8286a8905...</td>\n",
6631        "      <td>https://images.genius.com/6c322c96140487d56076...</td>\n",
6632        "      <td>https://images.genius.com/076d49bcc219432b68b4...</td>\n",
6633        "      <td>https://images.genius.com/076d49bcc219432b68b4...</td>\n",
6634        "      <td>https://images.genius.com/5b7d4f11893ff2fdeba7...</td>\n",
6635        "    </tr>\n",
6636        "    <tr>\n",
6637        "      <th>header_image_url</th>\n",
6638        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6639        "      <td>https://s3.amazonaws.com/rapgenius/110537_cda_...</td>\n",
6640        "      <td>https://images.genius.com/68c11c7f5b6b66194d77...</td>\n",
6641        "      <td>https://images.genius.com/68c11c7f5b6b66194d77...</td>\n",
6642        "      <td>https://s3.amazonaws.com/rapgenius/1360709432_...</td>\n",
6643        "      <td>https://s3.amazonaws.com/rapgenius/110537_cda_...</td>\n",
6644        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6645        "      <td>https://images.genius.com/560d707ac51a528c952d...</td>\n",
6646        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6647        "      <td>https://images.genius.com/4268a08d2b36372eb6e8...</td>\n",
6648        "      <td>...</td>\n",
6649        "      <td>https://images.genius.com/7e75133e0e4017798a7a...</td>\n",
6650        "      <td>https://images.genius.com/9c0263f14c39b6df59e5...</td>\n",
6651        "      <td>https://images.genius.com/eb7fd9257058b77179cb...</td>\n",
6652        "      <td>https://images.genius.com/a8ed1f93846da84943a7...</td>\n",
6653        "      <td>https://images.rapgenius.com/ac969979ccb91a0d2...</td>\n",
6654        "      <td>https://images.genius.com/23bbf05f7ee8286a8905...</td>\n",
6655        "      <td>https://images.genius.com/6c322c96140487d56076...</td>\n",
6656        "      <td>https://images.genius.com/076d49bcc219432b68b4...</td>\n",
6657        "      <td>https://images.genius.com/076d49bcc219432b68b4...</td>\n",
6658        "      <td>https://images.genius.com/5b7d4f11893ff2fdeba7...</td>\n",
6659        "    </tr>\n",
6660        "    <tr>\n",
6661        "      <th>id</th>\n",
6662        "      <td>1497768</td>\n",
6663        "      <td>210315</td>\n",
6664        "      <td>123533</td>\n",
6665        "      <td>123537</td>\n",
6666        "      <td>117722</td>\n",
6667        "      <td>210284</td>\n",
6668        "      <td>1336394</td>\n",
6669        "      <td>107915</td>\n",
6670        "      <td>1308579</td>\n",
6671        "      <td>123808</td>\n",
6672        "      <td>...</td>\n",
6673        "      <td>81705</td>\n",
6674        "      <td>310483</td>\n",
6675        "      <td>313269</td>\n",
6676        "      <td>313043</td>\n",
6677        "      <td>2389345</td>\n",
6678        "      <td>1245984</td>\n",
6679        "      <td>311907</td>\n",
6680        "      <td>310293</td>\n",
6681        "      <td>310289</td>\n",
6682        "      <td>106069</td>\n",
6683        "    </tr>\n",
6684        "    <tr>\n",
6685        "      <th>lyrics</th>\n",
6686        "      <td>NaN</td>\n",
6687        "      <td>NaN</td>\n",
6688        "      <td>NaN</td>\n",
6689        "      <td>NaN</td>\n",
6690        "      <td>NaN</td>\n",
6691        "      <td>NaN</td>\n",
6692        "      <td>NaN</td>\n",
6693        "      <td>NaN</td>\n",
6694        "      <td>NaN</td>\n",
6695        "      <td>NaN</td>\n",
6696        "      <td>...</td>\n",
6697        "      <td>i saw her today at the reception a glass of wi...</td>\n",
6698        "      <td>i bought a brand new air mobile it was custom ...</td>\n",
6699        "      <td>you don't have to mean it you just got to say ...</td>\n",
6700        "      <td>i was a butcher cutting up meat my hands were ...</td>\n",
6701        "      <td>hey babe, what's in your eyes? i saw them flas...</td>\n",
6702        "      <td>if it's love that you're running from there's ...</td>\n",
6703        "      <td>do i miss her kiss at night time arms around m...</td>\n",
6704        "      <td>well i am a king bee buzzing around your hive ...</td>\n",
6705        "      <td>tried to trail you last night, baby, trail you...</td>\n",
6706        "      <td>gold coast slave ship bound for cotton fields ...</td>\n",
6707        "    </tr>\n",
6708        "    <tr>\n",
6709        "      <th>lyrics_owner_id</th>\n",
6710        "      <td>1549345</td>\n",
6711        "      <td>250962</td>\n",
6712        "      <td>46871</td>\n",
6713        "      <td>46871</td>\n",
6714        "      <td>70799</td>\n",
6715        "      <td>250962</td>\n",
6716        "      <td>1549345</td>\n",
6717        "      <td>116340</td>\n",
6718        "      <td>1549345</td>\n",
6719        "      <td>22533</td>\n",
6720        "      <td>...</td>\n",
6721        "      <td>779</td>\n",
6722        "      <td>354383</td>\n",
6723        "      <td>354608</td>\n",
6724        "      <td>354382</td>\n",
6725        "      <td>1217557</td>\n",
6726        "      <td>1549345</td>\n",
6727        "      <td>354385</td>\n",
6728        "      <td>354383</td>\n",
6729        "      <td>354383</td>\n",
6730        "      <td>16</td>\n",
6731        "    </tr>\n",
6732        "    <tr>\n",
6733        "      <th>original_lyrics</th>\n",
6734        "      <td>NaN</td>\n",
6735        "      <td>NaN</td>\n",
6736        "      <td>NaN</td>\n",
6737        "      <td>NaN</td>\n",
6738        "      <td>NaN</td>\n",
6739        "      <td>NaN</td>\n",
6740        "      <td>NaN</td>\n",
6741        "      <td>NaN</td>\n",
6742        "      <td>NaN</td>\n",
6743        "      <td>NaN</td>\n",
6744        "      <td>...</td>\n",
6745        "      <td>\\n\\n[Intro: London Bach Choir]\\nI saw her toda...</td>\n",
6746        "      <td>\\n\\n[Verse 1]\\nI bought a brand new air mobile...</td>\n",
6747        "      <td>\\n\\n[Verse 1]\\nYou don't have to mean it\\nYou ...</td>\n",
6748        "      <td>\\n\\n[Verse 1]\\nI was a butcher\\nCutting up mea...</td>\n",
6749        "      <td>\\n\\n[Verse 1]\\nHey babe, what's in your eyes?\\...</td>\n",
6750        "      <td>\\n\\nIf it's love that you're running from\\nThe...</td>\n",
6751        "      <td>\\n\\n[Verse 1]\\nDo I miss her kiss at night tim...</td>\n",
6752        "      <td>\\n\\n[Chorus]\\nWell I am a king bee\\nBuzzing ar...</td>\n",
6753        "      <td>\\n\\n[Verse 1]\\nTried to trail you last night, ...</td>\n",
6754        "      <td>\\n\\n[Verse 1]\\nGold coast slave ship bound for...</td>\n",
6755        "    </tr>\n",
6756        "    <tr>\n",
6757        "      <th>path</th>\n",
6758        "      <td>/The-beatles-all-together-on-the-wireless-mach...</td>\n",
6759        "      <td>/The-beatles-a-little-rhyme-lyrics</td>\n",
6760        "      <td>/The-beatles-and-i-love-her-lyrics</td>\n",
6761        "      <td>/The-beatles-any-time-at-all-lyrics</td>\n",
6762        "      <td>/The-beatles-a-taste-of-honey-lyrics</td>\n",
6763        "      <td>/The-beatles-beatle-greetings-lyrics</td>\n",
6764        "      <td>/The-beatles-can-you-take-me-back-lyrics</td>\n",
6765        "      <td>/The-beatles-carry-that-weight-lyrics</td>\n",
6766        "      <td>/The-beatles-down-in-eastern-australia-lyrics</td>\n",
6767        "      <td>/The-beatles-everybodys-trying-to-be-my-baby-l...</td>\n",
6768        "      <td>...</td>\n",
6769        "      <td>/The-rolling-stones-you-cant-always-get-what-y...</td>\n",
6770        "      <td>/The-rolling-stones-you-cant-catch-me-lyrics</td>\n",
6771        "      <td>/The-rolling-stones-you-dont-have-to-mean-it-l...</td>\n",
6772        "      <td>/The-rolling-stones-you-got-me-rocking-lyrics</td>\n",
6773        "      <td>/The-rolling-stones-you-got-the-silver-lyrics</td>\n",
6774        "      <td>/The-rolling-stones-dont-look-back-lyrics</td>\n",
6775        "      <td>/The-rolling-stones-each-and-every-day-of-the-...</td>\n",
6776        "      <td>/The-rolling-stones-im-a-king-bee-lyrics</td>\n",
6777        "      <td>/The-rolling-stones-little-by-little-lyrics</td>\n",
6778        "      <td>/The-rolling-stones-brown-sugar-lyrics</td>\n",
6779        "    </tr>\n",
6780        "    <tr>\n",
6781        "      <th>primary_artist</th>\n",
6782        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6783        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6784        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6785        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6786        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6787        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6788        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6789        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6790        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6791        "      <td>{'image_url': 'https://images.genius.com/ad1f5...</td>\n",
6792        "      <td>...</td>\n",
6793        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6794        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6795        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6796        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6797        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6798        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6799        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6800        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6801        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6802        "      <td>{'image_url': 'https://images.genius.com/23bbf...</td>\n",
6803        "    </tr>\n",
6804        "    <tr>\n",
6805        "      <th>pyongs_count</th>\n",
6806        "      <td>NaN</td>\n",
6807        "      <td>NaN</td>\n",
6808        "      <td>15</td>\n",
6809        "      <td>2</td>\n",
6810        "      <td>NaN</td>\n",
6811        "      <td>NaN</td>\n",
6812        "      <td>NaN</td>\n",
6813        "      <td>1</td>\n",
6814        "      <td>NaN</td>\n",
6815        "      <td>NaN</td>\n",
6816        "      <td>...</td>\n",
6817        "      <td>15</td>\n",
6818        "      <td>NaN</td>\n",
6819        "      <td>NaN</td>\n",
6820        "      <td>NaN</td>\n",
6821        "      <td>NaN</td>\n",
6822        "      <td>NaN</td>\n",
6823        "      <td>NaN</td>\n",
6824        "      <td>NaN</td>\n",
6825        "      <td>NaN</td>\n",
6826        "      <td>7</td>\n",
6827        "    </tr>\n",
6828        "    <tr>\n",
6829        "      <th>song_art_image_thumbnail_url</th>\n",
6830        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6831        "      <td>https://s3.amazonaws.com/rapgenius/110537_cda_...</td>\n",
6832        "      <td>https://images.genius.com/68c11c7f5b6b66194d77...</td>\n",
6833        "      <td>https://images.genius.com/68c11c7f5b6b66194d77...</td>\n",
6834        "      <td>https://s3.amazonaws.com/rapgenius/1360709432_...</td>\n",
6835        "      <td>https://s3.amazonaws.com/rapgenius/110537_cda_...</td>\n",
6836        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6837        "      <td>https://images.genius.com/560d707ac51a528c952d...</td>\n",
6838        "      <td>https://images.genius.com/ad1f59e8a03be4eb521e...</td>\n",
6839        "      <td>https://images.genius.com/4268a08d2b36372eb6e8...</td>\n",
6840        "      <td>...</td>\n",
6841        "      <td>https://images.genius.com/7e75133e0e4017798a7a...</td>\n",
6842        "      <td>https://images.genius.com/9c0263f14c39b6df59e5...</td>\n",
6843        "      <td>https://images.genius.com/eb7fd9257058b77179cb...</td>\n",
6844        "      <td>https://images.genius.com/a8ed1f93846da84943a7...</td>\n",
6845        "      <td>https://images.rapgenius.com/ac969979ccb91a0d2...</td>\n",
6846        "      <td>https://images.genius.com/23bbf05f7ee8286a8905...</td>\n",
6847        "      <td>https://images.genius.com/6c322c96140487d56076...</td>\n",
6848        "      <td>https://images.genius.com/076d49bcc219432b68b4...</td>\n",
6849        "      <td>https://images.genius.com/076d49bcc219432b68b4...</td>\n",
6850        "      <td>https://images.genius.com/5b7d4f11893ff2fdeba7...</td>\n",
6851        "    </tr>\n",
6852        "    <tr>\n",
6853        "      <th>stats</th>\n",
6854        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6855        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6856        "      <td>{'unreviewed_annotations': 0, 'hot': False, 'p...</td>\n",
6857        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6858        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6859        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6860        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6861        "      <td>{'unreviewed_annotations': 0, 'hot': False, 'p...</td>\n",
6862        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6863        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6864        "      <td>...</td>\n",
6865        "      <td>{'unreviewed_annotations': 0, 'hot': False, 'p...</td>\n",
6866        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6867        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6868        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6869        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6870        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6871        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6872        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6873        "      <td>{'unreviewed_annotations': 0, 'hot': False}</td>\n",
6874        "      <td>{'unreviewed_annotations': 0, 'hot': False, 'p...</td>\n",
6875        "    </tr>\n",
6876        "    <tr>\n",
6877        "      <th>title</th>\n",
6878        "      <td>All Together on the Wireless Machine</td>\n",
6879        "      <td>A Little Rhyme</td>\n",
6880        "      <td>And I Love Her</td>\n",
6881        "      <td>Any Time at All</td>\n",
6882        "      <td>A Taste of Honey</td>\n",
6883        "      <td>Beatle Greetings</td>\n",
6884        "      <td>Can You Take Me Back</td>\n",
6885        "      <td>Carry That Weight</td>\n",
6886        "      <td>Down in Eastern Australia</td>\n",
6887        "      <td>Everybody's Trying to Be My Baby</td>\n",
6888        "      <td>...</td>\n",
6889        "      <td>You Can't Always Get What You Want</td>\n",
6890        "      <td>You Can't Catch Me</td>\n",
6891        "      <td>You Don't Have To Mean It</td>\n",
6892        "      <td>You Got Me Rocking</td>\n",
6893        "      <td>You Got the Silver</td>\n",
6894        "      <td>Don't Look Back</td>\n",
6895        "      <td>Each and every day of the year</td>\n",
6896        "      <td>I'm A King Bee</td>\n",
6897        "      <td>Little By Little</td>\n",
6898        "      <td>Brown Sugar</td>\n",
6899        "    </tr>\n",
6900        "    <tr>\n",
6901        "      <th>url</th>\n",
6902        "      <td>https://genius.com/The-beatles-all-together-on...</td>\n",
6903        "      <td>https://genius.com/The-beatles-a-little-rhyme-...</td>\n",
6904        "      <td>https://genius.com/The-beatles-and-i-love-her-...</td>\n",
6905        "      <td>https://genius.com/The-beatles-any-time-at-all...</td>\n",
6906        "      <td>https://genius.com/The-beatles-a-taste-of-hone...</td>\n",
6907        "      <td>https://genius.com/The-beatles-beatle-greeting...</td>\n",
6908        "      <td>https://genius.com/The-beatles-can-you-take-me...</td>\n",
6909        "      <td>https://genius.com/The-beatles-carry-that-weig...</td>\n",
6910        "      <td>https://genius.com/The-beatles-down-in-eastern...</td>\n",
6911        "      <td>https://genius.com/The-beatles-everybodys-tryi...</td>\n",
6912        "      <td>...</td>\n",
6913        "      <td>https://genius.com/The-rolling-stones-you-cant...</td>\n",
6914        "      <td>https://genius.com/The-rolling-stones-you-cant...</td>\n",
6915        "      <td>https://genius.com/The-rolling-stones-you-dont...</td>\n",
6916        "      <td>https://genius.com/The-rolling-stones-you-got-...</td>\n",
6917        "      <td>https://genius.com/The-rolling-stones-you-got-...</td>\n",
6918        "      <td>https://genius.com/The-rolling-stones-dont-loo...</td>\n",
6919        "      <td>https://genius.com/The-rolling-stones-each-and...</td>\n",
6920        "      <td>https://genius.com/The-rolling-stones-im-a-kin...</td>\n",
6921        "      <td>https://genius.com/The-rolling-stones-little-b...</td>\n",
6922        "      <td>https://genius.com/The-rolling-stones-brown-su...</td>\n",
6923        "    </tr>\n",
6924        "  </tbody>\n",
6925        "</table>\n",
6926        "<p>18 rows × 1071 columns</p>\n",
6927        "</div>"
6928       ],
6929       "text/plain": [
6930        "                                                                           0     \\\n",
6931        "_id                                                                     1497768   \n",
6932        "annotation_count                                                              1   \n",
6933        "api_path                                                         /songs/1497768   \n",
6934        "ctitle                                                                      NaN   \n",
6935        "full_title                    All Together on the Wireless Machine by The Be...   \n",
6936        "header_image_thumbnail_url    https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
6937        "header_image_url              https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
6938        "id                                                                      1497768   \n",
6939        "lyrics                                                                      NaN   \n",
6940        "lyrics_owner_id                                                         1549345   \n",
6941        "original_lyrics                                                             NaN   \n",
6942        "path                          /The-beatles-all-together-on-the-wireless-mach...   \n",
6943        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
6944        "pyongs_count                                                                NaN   \n",
6945        "song_art_image_thumbnail_url  https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
6946        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
6947        "title                                      All Together on the Wireless Machine   \n",
6948        "url                           https://genius.com/The-beatles-all-together-on...   \n",
6949        "\n",
6950        "                                                                           1     \\\n",
6951        "_id                                                                      210315   \n",
6952        "annotation_count                                                              1   \n",
6953        "api_path                                                          /songs/210315   \n",
6954        "ctitle                                                                      NaN   \n",
6955        "full_title                    A Little Rhyme by The Beatles (Ft. John & Rodn...   \n",
6956        "header_image_thumbnail_url    https://s3.amazonaws.com/rapgenius/110537_cda_...   \n",
6957        "header_image_url              https://s3.amazonaws.com/rapgenius/110537_cda_...   \n",
6958        "id                                                                       210315   \n",
6959        "lyrics                                                                      NaN   \n",
6960        "lyrics_owner_id                                                          250962   \n",
6961        "original_lyrics                                                             NaN   \n",
6962        "path                                         /The-beatles-a-little-rhyme-lyrics   \n",
6963        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
6964        "pyongs_count                                                                NaN   \n",
6965        "song_art_image_thumbnail_url  https://s3.amazonaws.com/rapgenius/110537_cda_...   \n",
6966        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
6967        "title                                                            A Little Rhyme   \n",
6968        "url                           https://genius.com/The-beatles-a-little-rhyme-...   \n",
6969        "\n",
6970        "                                                                           2     \\\n",
6971        "_id                                                                      123533   \n",
6972        "annotation_count                                                              5   \n",
6973        "api_path                                                          /songs/123533   \n",
6974        "ctitle                                                                      NaN   \n",
6975        "full_title                                        And I Love Her by The Beatles   \n",
6976        "header_image_thumbnail_url    https://images.genius.com/68c11c7f5b6b66194d77...   \n",
6977        "header_image_url              https://images.genius.com/68c11c7f5b6b66194d77...   \n",
6978        "id                                                                       123533   \n",
6979        "lyrics                                                                      NaN   \n",
6980        "lyrics_owner_id                                                           46871   \n",
6981        "original_lyrics                                                             NaN   \n",
6982        "path                                         /The-beatles-and-i-love-her-lyrics   \n",
6983        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
6984        "pyongs_count                                                                 15   \n",
6985        "song_art_image_thumbnail_url  https://images.genius.com/68c11c7f5b6b66194d77...   \n",
6986        "stats                         {'unreviewed_annotations': 0, 'hot': False, 'p...   \n",
6987        "title                                                            And I Love Her   \n",
6988        "url                           https://genius.com/The-beatles-and-i-love-her-...   \n",
6989        "\n",
6990        "                                                                           3     \\\n",
6991        "_id                                                                      123537   \n",
6992        "annotation_count                                                              4   \n",
6993        "api_path                                                          /songs/123537   \n",
6994        "ctitle                                                                      NaN   \n",
6995        "full_title                                       Any Time at All by The Beatles   \n",
6996        "header_image_thumbnail_url    https://images.genius.com/68c11c7f5b6b66194d77...   \n",
6997        "header_image_url              https://images.genius.com/68c11c7f5b6b66194d77...   \n",
6998        "id                                                                       123537   \n",
6999        "lyrics                                                                      NaN   \n",
7000        "lyrics_owner_id                                                           46871   \n",
7001        "original_lyrics                                                             NaN   \n",
7002        "path                                        /The-beatles-any-time-at-all-lyrics   \n",
7003        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7004        "pyongs_count                                                                  2   \n",
7005        "song_art_image_thumbnail_url  https://images.genius.com/68c11c7f5b6b66194d77...   \n",
7006        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7007        "title                                                           Any Time at All   \n",
7008        "url                           https://genius.com/The-beatles-any-time-at-all...   \n",
7009        "\n",
7010        "                                                                           4     \\\n",
7011        "_id                                                                      117722   \n",
7012        "annotation_count                                                              6   \n",
7013        "api_path                                                          /songs/117722   \n",
7014        "ctitle                                                                      NaN   \n",
7015        "full_title                                      A Taste of Honey by The Beatles   \n",
7016        "header_image_thumbnail_url    https://s3.amazonaws.com/rapgenius/1360709432_...   \n",
7017        "header_image_url              https://s3.amazonaws.com/rapgenius/1360709432_...   \n",
7018        "id                                                                       117722   \n",
7019        "lyrics                                                                      NaN   \n",
7020        "lyrics_owner_id                                                           70799   \n",
7021        "original_lyrics                                                             NaN   \n",
7022        "path                                       /The-beatles-a-taste-of-honey-lyrics   \n",
7023        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7024        "pyongs_count                                                                NaN   \n",
7025        "song_art_image_thumbnail_url  https://s3.amazonaws.com/rapgenius/1360709432_...   \n",
7026        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7027        "title                                                          A Taste of Honey   \n",
7028        "url                           https://genius.com/The-beatles-a-taste-of-hone...   \n",
7029        "\n",
7030        "                                                                           5     \\\n",
7031        "_id                                                                      210284   \n",
7032        "annotation_count                                                              1   \n",
7033        "api_path                                                          /songs/210284   \n",
7034        "ctitle                                                                      NaN   \n",
7035        "full_title                    Beatle Greetings by The Beatles (Ft. George Ha...   \n",
7036        "header_image_thumbnail_url    https://s3.amazonaws.com/rapgenius/110537_cda_...   \n",
7037        "header_image_url              https://s3.amazonaws.com/rapgenius/110537_cda_...   \n",
7038        "id                                                                       210284   \n",
7039        "lyrics                                                                      NaN   \n",
7040        "lyrics_owner_id                                                          250962   \n",
7041        "original_lyrics                                                             NaN   \n",
7042        "path                                       /The-beatles-beatle-greetings-lyrics   \n",
7043        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7044        "pyongs_count                                                                NaN   \n",
7045        "song_art_image_thumbnail_url  https://s3.amazonaws.com/rapgenius/110537_cda_...   \n",
7046        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7047        "title                                                          Beatle Greetings   \n",
7048        "url                           https://genius.com/The-beatles-beatle-greeting...   \n",
7049        "\n",
7050        "                                                                           6     \\\n",
7051        "_id                                                                     1336394   \n",
7052        "annotation_count                                                              1   \n",
7053        "api_path                                                         /songs/1336394   \n",
7054        "ctitle                                                                      NaN   \n",
7055        "full_title                                  Can You Take Me Back by The Beatles   \n",
7056        "header_image_thumbnail_url    https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
7057        "header_image_url              https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
7058        "id                                                                      1336394   \n",
7059        "lyrics                                                                      NaN   \n",
7060        "lyrics_owner_id                                                         1549345   \n",
7061        "original_lyrics                                                             NaN   \n",
7062        "path                                   /The-beatles-can-you-take-me-back-lyrics   \n",
7063        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7064        "pyongs_count                                                                NaN   \n",
7065        "song_art_image_thumbnail_url  https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
7066        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7067        "title                                                      Can You Take Me Back   \n",
7068        "url                           https://genius.com/The-beatles-can-you-take-me...   \n",
7069        "\n",
7070        "                                                                           7     \\\n",
7071        "_id                                                                      107915   \n",
7072        "annotation_count                                                              6   \n",
7073        "api_path                                                          /songs/107915   \n",
7074        "ctitle                                                                      NaN   \n",
7075        "full_title                                     Carry That Weight by The Beatles   \n",
7076        "header_image_thumbnail_url    https://images.genius.com/560d707ac51a528c952d...   \n",
7077        "header_image_url              https://images.genius.com/560d707ac51a528c952d...   \n",
7078        "id                                                                       107915   \n",
7079        "lyrics                                                                      NaN   \n",
7080        "lyrics_owner_id                                                          116340   \n",
7081        "original_lyrics                                                             NaN   \n",
7082        "path                                      /The-beatles-carry-that-weight-lyrics   \n",
7083        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7084        "pyongs_count                                                                  1   \n",
7085        "song_art_image_thumbnail_url  https://images.genius.com/560d707ac51a528c952d...   \n",
7086        "stats                         {'unreviewed_annotations': 0, 'hot': False, 'p...   \n",
7087        "title                                                         Carry That Weight   \n",
7088        "url                           https://genius.com/The-beatles-carry-that-weig...   \n",
7089        "\n",
7090        "                                                                           8     \\\n",
7091        "_id                                                                     1308579   \n",
7092        "annotation_count                                                              1   \n",
7093        "api_path                                                         /songs/1308579   \n",
7094        "ctitle                                                                      NaN   \n",
7095        "full_title                             Down in Eastern Australia by The Beatles   \n",
7096        "header_image_thumbnail_url    https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
7097        "header_image_url              https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
7098        "id                                                                      1308579   \n",
7099        "lyrics                                                                      NaN   \n",
7100        "lyrics_owner_id                                                         1549345   \n",
7101        "original_lyrics                                                             NaN   \n",
7102        "path                              /The-beatles-down-in-eastern-australia-lyrics   \n",
7103        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7104        "pyongs_count                                                                NaN   \n",
7105        "song_art_image_thumbnail_url  https://images.genius.com/ad1f59e8a03be4eb521e...   \n",
7106        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7107        "title                                                 Down in Eastern Australia   \n",
7108        "url                           https://genius.com/The-beatles-down-in-eastern...   \n",
7109        "\n",
7110        "                                                                           9     \\\n",
7111        "_id                                                                      123808   \n",
7112        "annotation_count                                                              1   \n",
7113        "api_path                                                          /songs/123808   \n",
7114        "ctitle                                                                      NaN   \n",
7115        "full_title                      Everybody's Trying to Be My Baby by The Beatles   \n",
7116        "header_image_thumbnail_url    https://images.genius.com/4268a08d2b36372eb6e8...   \n",
7117        "header_image_url              https://images.genius.com/4268a08d2b36372eb6e8...   \n",
7118        "id                                                                       123808   \n",
7119        "lyrics                                                                      NaN   \n",
7120        "lyrics_owner_id                                                           22533   \n",
7121        "original_lyrics                                                             NaN   \n",
7122        "path                          /The-beatles-everybodys-trying-to-be-my-baby-l...   \n",
7123        "primary_artist                {'image_url': 'https://images.genius.com/ad1f5...   \n",
7124        "pyongs_count                                                                NaN   \n",
7125        "song_art_image_thumbnail_url  https://images.genius.com/4268a08d2b36372eb6e8...   \n",
7126        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7127        "title                                          Everybody's Trying to Be My Baby   \n",
7128        "url                           https://genius.com/The-beatles-everybodys-tryi...   \n",
7129        "\n",
7130        "                                                    ...                          \\\n",
7131        "_id                                                 ...                           \n",
7132        "annotation_count                                    ...                           \n",
7133        "api_path                                            ...                           \n",
7134        "ctitle                                              ...                           \n",
7135        "full_title                                          ...                           \n",
7136        "header_image_thumbnail_url                          ...                           \n",
7137        "header_image_url                                    ...                           \n",
7138        "id                                                  ...                           \n",
7139        "lyrics                                              ...                           \n",
7140        "lyrics_owner_id                                     ...                           \n",
7141        "original_lyrics                                     ...                           \n",
7142        "path                                                ...                           \n",
7143        "primary_artist                                      ...                           \n",
7144        "pyongs_count                                        ...                           \n",
7145        "song_art_image_thumbnail_url                        ...                           \n",
7146        "stats                                               ...                           \n",
7147        "title                                               ...                           \n",
7148        "url                                                 ...                           \n",
7149        "\n",
7150        "                                                                           1061  \\\n",
7151        "_id                                                                       81705   \n",
7152        "annotation_count                                                              7   \n",
7153        "api_path                                                           /songs/81705   \n",
7154        "ctitle                                        you cant always get what you want   \n",
7155        "full_title                    You Can't Always Get What You Want by The Roll...   \n",
7156        "header_image_thumbnail_url    https://images.genius.com/7e75133e0e4017798a7a...   \n",
7157        "header_image_url              https://images.genius.com/7e75133e0e4017798a7a...   \n",
7158        "id                                                                        81705   \n",
7159        "lyrics                        i saw her today at the reception a glass of wi...   \n",
7160        "lyrics_owner_id                                                             779   \n",
7161        "original_lyrics               \\n\\n[Intro: London Bach Choir]\\nI saw her toda...   \n",
7162        "path                          /The-rolling-stones-you-cant-always-get-what-y...   \n",
7163        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7164        "pyongs_count                                                                 15   \n",
7165        "song_art_image_thumbnail_url  https://images.genius.com/7e75133e0e4017798a7a...   \n",
7166        "stats                         {'unreviewed_annotations': 0, 'hot': False, 'p...   \n",
7167        "title                                        You Can't Always Get What You Want   \n",
7168        "url                           https://genius.com/The-rolling-stones-you-cant...   \n",
7169        "\n",
7170        "                                                                           1062  \\\n",
7171        "_id                                                                      310483   \n",
7172        "annotation_count                                                              1   \n",
7173        "api_path                                                          /songs/310483   \n",
7174        "ctitle                                                        you cant catch me   \n",
7175        "full_title                             You Can't Catch Me by The Rolling Stones   \n",
7176        "header_image_thumbnail_url    https://images.genius.com/9c0263f14c39b6df59e5...   \n",
7177        "header_image_url              https://images.genius.com/9c0263f14c39b6df59e5...   \n",
7178        "id                                                                       310483   \n",
7179        "lyrics                        i bought a brand new air mobile it was custom ...   \n",
7180        "lyrics_owner_id                                                          354383   \n",
7181        "original_lyrics               \\n\\n[Verse 1]\\nI bought a brand new air mobile...   \n",
7182        "path                               /The-rolling-stones-you-cant-catch-me-lyrics   \n",
7183        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7184        "pyongs_count                                                                NaN   \n",
7185        "song_art_image_thumbnail_url  https://images.genius.com/9c0263f14c39b6df59e5...   \n",
7186        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7187        "title                                                        You Can't Catch Me   \n",
7188        "url                           https://genius.com/The-rolling-stones-you-cant...   \n",
7189        "\n",
7190        "                                                                           1063  \\\n",
7191        "_id                                                                      313269   \n",
7192        "annotation_count                                                              1   \n",
7193        "api_path                                                          /songs/313269   \n",
7194        "ctitle                                                 you dont have to mean it   \n",
7195        "full_title                      You Don't Have To Mean It by The Rolling Stones   \n",
7196        "header_image_thumbnail_url    https://images.genius.com/eb7fd9257058b77179cb...   \n",
7197        "header_image_url              https://images.genius.com/eb7fd9257058b77179cb...   \n",
7198        "id                                                                       313269   \n",
7199        "lyrics                        you don't have to mean it you just got to say ...   \n",
7200        "lyrics_owner_id                                                          354608   \n",
7201        "original_lyrics               \\n\\n[Verse 1]\\nYou don't have to mean it\\nYou ...   \n",
7202        "path                          /The-rolling-stones-you-dont-have-to-mean-it-l...   \n",
7203        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7204        "pyongs_count                                                                NaN   \n",
7205        "song_art_image_thumbnail_url  https://images.genius.com/eb7fd9257058b77179cb...   \n",
7206        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7207        "title                                                 You Don't Have To Mean It   \n",
7208        "url                           https://genius.com/The-rolling-stones-you-dont...   \n",
7209        "\n",
7210        "                                                                           1064  \\\n",
7211        "_id                                                                      313043   \n",
7212        "annotation_count                                                              1   \n",
7213        "api_path                                                          /songs/313043   \n",
7214        "ctitle                                                       you got me rocking   \n",
7215        "full_title                             You Got Me Rocking by The Rolling Stones   \n",
7216        "header_image_thumbnail_url    https://images.genius.com/a8ed1f93846da84943a7...   \n",
7217        "header_image_url              https://images.genius.com/a8ed1f93846da84943a7...   \n",
7218        "id                                                                       313043   \n",
7219        "lyrics                        i was a butcher cutting up meat my hands were ...   \n",
7220        "lyrics_owner_id                                                          354382   \n",
7221        "original_lyrics               \\n\\n[Verse 1]\\nI was a butcher\\nCutting up mea...   \n",
7222        "path                              /The-rolling-stones-you-got-me-rocking-lyrics   \n",
7223        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7224        "pyongs_count                                                                NaN   \n",
7225        "song_art_image_thumbnail_url  https://images.genius.com/a8ed1f93846da84943a7...   \n",
7226        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7227        "title                                                        You Got Me Rocking   \n",
7228        "url                           https://genius.com/The-rolling-stones-you-got-...   \n",
7229        "\n",
7230        "                                                                           1065  \\\n",
7231        "_id                                                                     2389345   \n",
7232        "annotation_count                                                              4   \n",
7233        "api_path                                                         /songs/2389345   \n",
7234        "ctitle                                                       you got the silver   \n",
7235        "full_title                    You Got the Silver by The Rolling Stones (Ft. ...   \n",
7236        "header_image_thumbnail_url    https://images.rapgenius.com/ac969979ccb91a0d2...   \n",
7237        "header_image_url              https://images.rapgenius.com/ac969979ccb91a0d2...   \n",
7238        "id                                                                      2389345   \n",
7239        "lyrics                        hey babe, what's in your eyes? i saw them flas...   \n",
7240        "lyrics_owner_id                                                         1217557   \n",
7241        "original_lyrics               \\n\\n[Verse 1]\\nHey babe, what's in your eyes?\\...   \n",
7242        "path                              /The-rolling-stones-you-got-the-silver-lyrics   \n",
7243        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7244        "pyongs_count                                                                NaN   \n",
7245        "song_art_image_thumbnail_url  https://images.rapgenius.com/ac969979ccb91a0d2...   \n",
7246        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7247        "title                                                        You Got the Silver   \n",
7248        "url                           https://genius.com/The-rolling-stones-you-got-...   \n",
7249        "\n",
7250        "                                                                           1066  \\\n",
7251        "_id                                                                     1245984   \n",
7252        "annotation_count                                                              1   \n",
7253        "api_path                                                         /songs/1245984   \n",
7254        "ctitle                                                           dont look back   \n",
7255        "full_title                                Don't Look Back by The Rolling Stones   \n",
7256        "header_image_thumbnail_url    https://images.genius.com/23bbf05f7ee8286a8905...   \n",
7257        "header_image_url              https://images.genius.com/23bbf05f7ee8286a8905...   \n",
7258        "id                                                                      1245984   \n",
7259        "lyrics                        if it's love that you're running from there's ...   \n",
7260        "lyrics_owner_id                                                         1549345   \n",
7261        "original_lyrics               \\n\\nIf it's love that you're running from\\nThe...   \n",
7262        "path                                  /The-rolling-stones-dont-look-back-lyrics   \n",
7263        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7264        "pyongs_count                                                                NaN   \n",
7265        "song_art_image_thumbnail_url  https://images.genius.com/23bbf05f7ee8286a8905...   \n",
7266        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7267        "title                                                           Don't Look Back   \n",
7268        "url                           https://genius.com/The-rolling-stones-dont-loo...   \n",
7269        "\n",
7270        "                                                                           1067  \\\n",
7271        "_id                                                                      311907   \n",
7272        "annotation_count                                                              1   \n",
7273        "api_path                                                          /songs/311907   \n",
7274        "ctitle                                           each and every day of the year   \n",
7275        "full_title                    Each and every day of the year by The Rolling ...   \n",
7276        "header_image_thumbnail_url    https://images.genius.com/6c322c96140487d56076...   \n",
7277        "header_image_url              https://images.genius.com/6c322c96140487d56076...   \n",
7278        "id                                                                       311907   \n",
7279        "lyrics                        do i miss her kiss at night time arms around m...   \n",
7280        "lyrics_owner_id                                                          354385   \n",
7281        "original_lyrics               \\n\\n[Verse 1]\\nDo I miss her kiss at night tim...   \n",
7282        "path                          /The-rolling-stones-each-and-every-day-of-the-...   \n",
7283        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7284        "pyongs_count                                                                NaN   \n",
7285        "song_art_image_thumbnail_url  https://images.genius.com/6c322c96140487d56076...   \n",
7286        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7287        "title                                            Each and every day of the year   \n",
7288        "url                           https://genius.com/The-rolling-stones-each-and...   \n",
7289        "\n",
7290        "                                                                           1068  \\\n",
7291        "_id                                                                      310293   \n",
7292        "annotation_count                                                              4   \n",
7293        "api_path                                                          /songs/310293   \n",
7294        "ctitle                                                            im a king bee   \n",
7295        "full_title                                 I'm A King Bee by The Rolling Stones   \n",
7296        "header_image_thumbnail_url    https://images.genius.com/076d49bcc219432b68b4...   \n",
7297        "header_image_url              https://images.genius.com/076d49bcc219432b68b4...   \n",
7298        "id                                                                       310293   \n",
7299        "lyrics                        well i am a king bee buzzing around your hive ...   \n",
7300        "lyrics_owner_id                                                          354383   \n",
7301        "original_lyrics               \\n\\n[Chorus]\\nWell I am a king bee\\nBuzzing ar...   \n",
7302        "path                                   /The-rolling-stones-im-a-king-bee-lyrics   \n",
7303        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7304        "pyongs_count                                                                NaN   \n",
7305        "song_art_image_thumbnail_url  https://images.genius.com/076d49bcc219432b68b4...   \n",
7306        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7307        "title                                                            I'm A King Bee   \n",
7308        "url                           https://genius.com/The-rolling-stones-im-a-kin...   \n",
7309        "\n",
7310        "                                                                           1069  \\\n",
7311        "_id                                                                      310289   \n",
7312        "annotation_count                                                              1   \n",
7313        "api_path                                                          /songs/310289   \n",
7314        "ctitle                                                         little by little   \n",
7315        "full_title                               Little By Little by The Rolling Stones   \n",
7316        "header_image_thumbnail_url    https://images.genius.com/076d49bcc219432b68b4...   \n",
7317        "header_image_url              https://images.genius.com/076d49bcc219432b68b4...   \n",
7318        "id                                                                       310289   \n",
7319        "lyrics                        tried to trail you last night, baby, trail you...   \n",
7320        "lyrics_owner_id                                                          354383   \n",
7321        "original_lyrics               \\n\\n[Verse 1]\\nTried to trail you last night, ...   \n",
7322        "path                                /The-rolling-stones-little-by-little-lyrics   \n",
7323        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...   \n",
7324        "pyongs_count                                                                NaN   \n",
7325        "song_art_image_thumbnail_url  https://images.genius.com/076d49bcc219432b68b4...   \n",
7326        "stats                               {'unreviewed_annotations': 0, 'hot': False}   \n",
7327        "title                                                          Little By Little   \n",
7328        "url                           https://genius.com/The-rolling-stones-little-b...   \n",
7329        "\n",
7330        "                                                                           1070  \n",
7331        "_id                                                                      106069  \n",
7332        "annotation_count                                                             16  \n",
7333        "api_path                                                          /songs/106069  \n",
7334        "ctitle                                                              brown sugar  \n",
7335        "full_title                                    Brown Sugar by The Rolling Stones  \n",
7336        "header_image_thumbnail_url    https://images.genius.com/5b7d4f11893ff2fdeba7...  \n",
7337        "header_image_url              https://images.genius.com/5b7d4f11893ff2fdeba7...  \n",
7338        "id                                                                       106069  \n",
7339        "lyrics                        gold coast slave ship bound for cotton fields ...  \n",
7340        "lyrics_owner_id                                                              16  \n",
7341        "original_lyrics               \\n\\n[Verse 1]\\nGold coast slave ship bound for...  \n",
7342        "path                                     /The-rolling-stones-brown-sugar-lyrics  \n",
7343        "primary_artist                {'image_url': 'https://images.genius.com/23bbf...  \n",
7344        "pyongs_count                                                                  7  \n",
7345        "song_art_image_thumbnail_url  https://images.genius.com/5b7d4f11893ff2fdeba7...  \n",
7346        "stats                         {'unreviewed_annotations': 0, 'hot': False, 'p...  \n",
7347        "title                                                               Brown Sugar  \n",
7348        "url                           https://genius.com/The-rolling-stones-brown-su...  \n",
7349        "\n",
7350        "[18 rows x 1071 columns]"
7351       ]
7352      },
7353      "execution_count": 45,
7354      "metadata": {},
7355      "output_type": "execute_result"
7356     }
7357    ],
7358    "source": [
7359     "gsongs = pd.DataFrame(list(genius_tracks.find()))\n",
7360     "gsongs.T"
7361    ]
7362   },
7363   {
7364    "cell_type": "markdown",
7365    "metadata": {},
7366    "source": [
7367     "Now we can get the lyrics for each song. We tidy it up as we go, to strip out formatting and the like.\n",
7368     "\n",
7369     "Note the use of [Beautiful Soup](https://www.crummy.com/software/BeautifulSoup/bs4/doc/) to strip out the HTML from the lyrics."
7370    ]
7371   },
7372   {
7373    "cell_type": "code",
7374    "execution_count": 46,
7375    "metadata": {
7376     "collapsed": false
7377    },
7378    "outputs": [],
7379    "source": [
7380     "def genius_lyrics(song_url):\n",
7381     "    headers = {'Accept': 'application/json',\n",
7382     "               'Authorization': 'Bearer ' + config['genius']['token'],\n",
7383     "               'User-Agent': 'curl/7.9.8 (i686-pc-linux-gnu) libcurl 7.9.8 (OpenSSL 0.9.6b) (ipv6 enabled)'}\n",
7384     "    request = urllib.request.Request(song_url, headers=headers, method='GET')\n",
7385     "    html_doc = urllib.request.urlopen(request)\n",
7386     "    soup = BeautifulSoup(html_doc, 'html.parser')\n",
7387     "    lyrics = soup.find('lyrics').get_text()\n",
7388     "    l2 = re.sub('\\[[^\\]]*\\]', '', lyrics)\n",
7389     "    l3 = re.sub('\\[|\\]', '', l2)\n",
7390     "    l4 = re.sub('(\\s)+', ' ', l3)\n",
7391     "    return l4.strip().lower(), lyrics"
7392    ]
7393   },
7394   {
7395    "cell_type": "code",
7396    "execution_count": 47,
7397    "metadata": {
7398     "collapsed": false
7399    },
7400    "outputs": [
7401     {
7402      "data": {
7403       "text/plain": [
7404        "(\"oh ain't she sweet well see her walking down that street yes i ask you very confidentially ain't she sweet? oh ain't she nice well look her over once or twice yes i ask you very confidentially ain't she nice? just cast an eye in her direction oh me oh my ain't that perfection? oh i repeat well don't you think that's kind of neat? yes i ask you very confidentially ain't she sweet? oh ain't she sweet well see her walking down that street well i ask you very confidentially ain't she sweet? well i ask you very confidentially ain't she sweet?\",\n",
7405        " \"\\n\\n[Chorus 1]]\\nOh ain't she sweet\\nWell see her walking down that street\\nYes I ask you very confidentially\\nAin't she sweet?\\n\\n[Chorus 2]\\nOh ain't she nice\\nWell look her over once or twice\\nYes I ask you very confidentially\\nAin't she nice?\\n\\n[Chorus 3]\\nJust cast an eye\\nIn her direction\\nOh me oh my\\nAin't that perfection?\\n\\n[Chorus 4]\\nOh I repeat\\nWell don't you think that's kind of neat?\\nYes I ask you very confidentially\\nAin't she sweet?\\n\\n[Chorus 1]\\n\\n[Chorus 2]\\n\\n[Chorus 3]\\n\\n[Chorus 4]\\n\\n[Chorus 1]\\nOh ain't she sweet\\nWell see her walking down that street\\nWell I ask you very confidentially\\nAin't she sweet?\\nWell I ask you very confidentially\\nAin't she sweet?\\n\\n\")"
7406       ]
7407      },
7408      "execution_count": 47,
7409      "metadata": {},
7410      "output_type": "execute_result"
7411     }
7412    ],
7413    "source": [
7414     "assl = genius_lyrics('https://genius.com/The-beatles-aint-she-sweet-lyrics')\n",
7415     "assl"
7416    ]
7417   },
7418   {
7419    "cell_type": "code",
7420    "execution_count": 48,
7421    "metadata": {
7422     "collapsed": false
7423    },
7424    "outputs": [
7425     {
7426      "data": {
7427       "text/plain": [
7428        "{'_id': 1497768,\n",
7429        " 'lyrics': 'when i was sitting on my piano one day a magical thought came my way to write a number for the bbc kenny everett mccartney all together on the wireless machine kenny everett mccartney all together on the wireless machine kenny everett mccartney all together on the wireless machine',\n",
7430        " 'original_lyrics': '\\n\\nWhen I was sitting on my piano one day\\nA magical thought came my way\\nTo write a number for the BBC\\nKenny Everett McCartney\\nAll together on the wireless machine\\nKenny Everett McCartney\\nAll together on the wireless machine\\nKenny Everett McCartney\\nAll together on the wireless machine\\n\\n',\n",
7431        " 'title': 'All Together on the Wireless Machine'}"
7432       ]
7433      },
7434      "execution_count": 48,
7435      "metadata": {},
7436      "output_type": "execute_result"
7437     }
7438    ],
7439    "source": [
7440     "for gsong in genius_tracks.find({}, ['url']):\n",
7441     "    lyrics, original_lyrics = genius_lyrics(gsong['url'])\n",
7442     "    genius_tracks.update_one({'_id': gsong['_id']}, \n",
7443     "                             {'$set': {'lyrics': lyrics, 'original_lyrics': original_lyrics}})\n",
7444     "genius_tracks.find_one({}, ['title', 'lyrics', 'original_lyrics'])"
7445    ]
7446   },
7447   {
7448    "cell_type": "markdown",
7449    "metadata": {},
7450    "source": [
7451     "## Matching datasets<a name=\"matchingdatasets\"></a>\n",
7452     "Now it's time to match up the datasets. First, we simplify the titles of the tracks, to sidestep differences in punctuation, capitalisation, and the like.\n",
7453     "\n",
7454     "* [Top](#top)"
7455    ]
7456   },
7457   {
7458    "cell_type": "code",
7459    "execution_count": 49,
7460    "metadata": {
7461     "collapsed": true
7462    },
7463    "outputs": [],
7464    "source": [
7465     "def canonical_name(text):\n",
7466     "    t1 = re.sub(' - .*', '', text) # Strip the \" - Remastered 2015\" suffix\n",
7467     "    t2 = re.sub('[^\\w\\s]', '', t1) # strip all characters except letters, numbers, and whitespace\n",
7468     "    t3 = re.sub('\\s+', ' ', t2) # collapse whitespace\n",
7469     "    return t3.lower() # convert to lowercase and return"
7470    ]
7471   },
7472   {
7473    "cell_type": "code",
7474    "execution_count": 50,
7475    "metadata": {
7476     "collapsed": false
7477    },
7478    "outputs": [
7479     {
7480      "data": {
7481       "text/plain": [
7482        "'a hard days night'"
7483       ]
7484      },
7485      "execution_count": 50,
7486      "metadata": {},
7487      "output_type": "execute_result"
7488     }
7489    ],
7490    "source": [
7491     "canonical_name(\"A Hard Day's Night - Live / Remastered\")"
7492    ]
7493   },
7494   {
7495    "cell_type": "markdown",
7496    "metadata": {},
7497    "source": [
7498     "Add the simplified title to each track in the Spotify and Genius collections."
7499    ]
7500   },
7501   {
7502    "cell_type": "code",
7503    "execution_count": 51,
7504    "metadata": {
7505     "collapsed": true
7506    },
7507    "outputs": [],
7508    "source": [
7509     "for t in tracks.find():\n",
7510     "    tracks.update_one({'_id': t['_id']}, {'$set': {'ctitle': canonical_name(t['name'])}})\n",
7511     "for t in genius_tracks.find():\n",
7512     "    genius_tracks.update_one({'_id': t['_id']}, {'$set': {'ctitle': canonical_name(t['title'])}})"
7513    ]
7514   },
7515   {
7516    "cell_type": "markdown",
7517    "metadata": {},
7518    "source": [
7519     "Now to see what the differences are. Find the tracks that are in both collections, and tracks that are in only one."
7520    ]
7521   },
7522   {
7523    "cell_type": "code",
7524    "execution_count": 52,
7525    "metadata": {
7526     "collapsed": false
7527    },
7528    "outputs": [
7529     {
7530      "data": {
7531       "text/plain": [
7532        "(489, 559, 57)"
7533       ]
7534      },
7535      "execution_count": 52,
7536      "metadata": {},
7537      "output_type": "execute_result"
7538     }
7539    ],
7540    "source": [
7541     "in_both = set(g['ctitle'] for g in genius_tracks.find({}, ['ctitle']) if tracks.find({'ctitle': g['ctitle']}).count())\n",
7542     "genius_only = set(g['ctitle'] for g in genius_tracks.find({}, ['ctitle']) if not tracks.find({'ctitle': g['ctitle']}).count())\n",
7543     "spotify_only = set(s['ctitle'] for s in tracks.find({}, ['ctitle']) if not genius_tracks.find({'ctitle': s['ctitle']}).count())\n",
7544     "len(in_both), len(genius_only), len(spotify_only)"
7545    ]
7546   },
7547   {
7548    "cell_type": "code",
7549    "execution_count": 53,
7550    "metadata": {
7551     "collapsed": false,
7552     "scrolled": true
7553    },
7554    "outputs": [
7555     {
7556      "data": {
7557       "text/plain": [
7558        "{'2 2 5 live at earls court',\n",
7559        " 'a punch up at a wedding',\n",
7560        " 'band introductions',\n",
7561        " 'bloom blawan rmx',\n",
7562        " 'bloom harmonic 313 rmx',\n",
7563        " 'bloom jamie xx rework',\n",
7564        " 'bloom mark pritchard rmx',\n",
7565        " 'bloom objekt rmx',\n",
7566        " 'bullet proof i wish i was',\n",
7567        " 'charlies intro to little red rooster',\n",
7568        " 'codex illum sphere',\n",
7569        " 'dollars cents',\n",
7570        " 'dollars cents live',\n",
7571        " 'everybody needs somebody to love finale',\n",
7572        " 'everything in its right place live in france',\n",
7573        " 'faraway eyes',\n",
7574        " 'feral lone rmx',\n",
7575        " 'fog again live',\n",
7576        " 'give up the ghost brokenchord rmx',\n",
7577        " 'give up the ghost thriller houseghost remix',\n",
7578        " 'good evening mrs magpie modeselektor rmx',\n",
7579        " 'i might be wrong live',\n",
7580        " 'i will los angeles version',\n",
7581        " 'idioteque live in oxford',\n",
7582        " 'intro take the a train',\n",
7583        " 'jumping jack flash',\n",
7584        " 'just my imagination',\n",
7585        " 'kansas city heyheyheyhey',\n",
7586        " 'key to the highway',\n",
7587        " 'like spinning plates live',\n",
7588        " 'little by little caribou rmx',\n",
7589        " 'little by little shed',\n",
7590        " 'little ta',\n",
7591        " 'lotus flower jacques greene rmx',\n",
7592        " 'lotus flower sbtrkt rmx',\n",
7593        " 'march of the meanies',\n",
7594        " 'martin scorsese intro',\n",
7595        " 'morning bell live in oxford',\n",
7596        " 'morning mr magpie nathan fake rmx',\n",
7597        " 'morning mr magpie pearson sound scavenger rmx',\n",
7598        " 'outro',\n",
7599        " 'packt like sardines in a crushed tin box',\n",
7600        " 'pepperland',\n",
7601        " 'pepperland laid waste',\n",
7602        " 'remyxomatosis cristian vogel rmx',\n",
7603        " 'revolution 1',\n",
7604        " 'sea of holes',\n",
7605        " 'sea of monsters',\n",
7606        " 'sea of time',\n",
7607        " 'separator anstam rmx',\n",
7608        " 'separator four tet rmx',\n",
7609        " 'skttrbrain four tet remix',\n",
7610        " 'the national anthem live in france',\n",
7611        " 'tkol altrice rmx',\n",
7612        " 'true love waits live in oslo',\n",
7613        " 'untitled',\n",
7614        " 'when im sixty four'}"
7615       ]
7616      },
7617      "execution_count": 53,
7618      "metadata": {},
7619      "output_type": "execute_result"
7620     }
7621    ],
7622    "source": [
7623     "spotify_only"
7624    ]
7625   },
7626   {
7627    "cell_type": "code",
7628    "execution_count": 54,
7629    "metadata": {
7630     "collapsed": false
7631    },
7632    "outputs": [
7633     {
7634      "data": {
7635       "text/plain": [
7636        "{'100 years ago',\n",
7637        " '1822',\n",
7638        " '19th nervous breakdown',\n",
7639        " '2000 light years from home',\n",
7640        " '2000 man',\n",
7641        " '2120 south michigan avenue',\n",
7642        " '3',\n",
7643        " 'a little rhyme',\n",
7644        " 'a moon shaped pool tracklist album cover',\n",
7645        " 'a picture of you',\n",
7646        " 'a punchup at a wedding',\n",
7647        " 'a reminder',\n",
7648        " 'a shot of rhythm and blues',\n",
7649        " 'across the universe wildlife version',\n",
7650        " 'aint she sweet',\n",
7651        " 'aint that loving you baby',\n",
7652        " 'aint too proud to beg',\n",
7653        " 'all sold out',\n",
7654        " 'all things must pass',\n",
7655        " 'all together on the wireless machine',\n",
7656        " 'andrews blues',\n",
7657        " 'another beatles christmas record',\n",
7658        " 'anyway you look at it',\n",
7659        " 'around and around',\n",
7660        " 'baby please dont go',\n",
7661        " 'baby whats wrong',\n",
7662        " 'backstreet girl',\n",
7663        " 'bad boy',\n",
7664        " 'bad to me',\n",
7665        " 'banana co',\n",
7666        " 'beatle greetings',\n",
7667        " 'beatles movie medley',\n",
7668        " 'beautiful delilah',\n",
7669        " 'beautiful dreamer',\n",
7670        " 'bebopalula',\n",
7671        " 'because i know you love me so',\n",
7672        " 'being for the benefit of mr kite take 7',\n",
7673        " 'being for the benefit of mr kite takes 1 2',\n",
7674        " 'being for the benefit of mr kitei want you shes so heavyhelter skelter',\n",
7675        " 'besame mucho',\n",
7676        " 'big boots',\n",
7677        " 'big ideas',\n",
7678        " 'bishops robes',\n",
7679        " 'bitch',\n",
7680        " 'bitches talkin',\n",
7681        " 'blackbirdyesterday',\n",
7682        " 'blood red wine',\n",
7683        " 'blue moon of kentucky',\n",
7684        " 'blue suede shoes',\n",
7685        " 'blue turns to grey',\n",
7686        " 'bright lights big city',\n",
7687        " 'bullet proofi wish i was',\n",
7688        " 'burning bush',\n",
7689        " 'bye bye johnny',\n",
7690        " 'can i get a witness',\n",
7691        " 'can you hear the music',\n",
7692        " 'can you take me back',\n",
7693        " 'cant get next to you',\n",
7694        " 'carol',\n",
7695        " 'casino boogie',\n",
7696        " 'ceremony',\n",
7697        " 'charlie watts introduction of marianne faithfull',\n",
7698        " 'cherry oh baby',\n",
7699        " 'child of nature',\n",
7700        " 'child of the moon',\n",
7701        " 'christmas time is here again',\n",
7702        " 'cinnamon girl',\n",
7703        " 'citadel',\n",
7704        " 'clarabella',\n",
7705        " 'climbing up a bloody great hill',\n",
7706        " 'cocksucker blues',\n",
7707        " 'coke babies',\n",
7708        " 'come and get it',\n",
7709        " 'come on',\n",
7710        " 'come togetherdear prudence',\n",
7711        " 'coming down again',\n",
7712        " 'commonwealth',\n",
7713        " 'complicated',\n",
7714        " 'con le mie lacrime',\n",
7715        " 'confessin the blues',\n",
7716        " 'congratulations',\n",
7717        " 'cook cook blues',\n",
7718        " 'cool calm and collected',\n",
7719        " 'cops and robbers',\n",
7720        " 'corinna',\n",
7721        " 'country honk',\n",
7722        " 'crackin up',\n",
7723        " 'crazy mama',\n",
7724        " 'crinsk dee night',\n",
7725        " 'criss cross man',\n",
7726        " 'crushed pearl',\n",
7727        " 'cry for a shadow',\n",
7728        " 'cry to me',\n",
7729        " 'crying waiting hoping',\n",
7730        " 'cut a hole',\n",
7731        " 'cuttooth',\n",
7732        " 'da doo ron ron',\n",
7733        " 'dance',\n",
7734        " 'dance little sister',\n",
7735        " 'dancing in the light',\n",
7736        " 'dancing with mr d',\n",
7737        " 'dandelion',\n",
7738        " 'dear doctor',\n",
7739        " 'dear wack',\n",
7740        " 'diddley daddy',\n",
7741        " 'dollars and cents',\n",
7742        " 'doncha bother me',\n",
7743        " 'dont ever change',\n",
7744        " 'dont let me down',\n",
7745        " 'dont lie to me',\n",
7746        " 'dont look back',\n",
7747        " 'dont stop',\n",
7748        " 'doo doo doo doo doo heartbreaker',\n",
7749        " 'doom and gloom',\n",
7750        " 'down home girl',\n",
7751        " 'down in eastern australia',\n",
7752        " 'down in the bottom',\n",
7753        " 'downtown suzie',\n",
7754        " 'dream baby',\n",
7755        " 'drift away',\n",
7756        " 'drive my carthe wordwhat youre doing',\n",
7757        " 'each and every day of the year',\n",
7758        " 'eds scary song',\n",
7759        " 'egyptian song',\n",
7760        " 'eleanor rigbyjulia transition',\n",
7761        " 'empty heart',\n",
7762        " 'everybody lies through their teeth',\n",
7763        " 'everyone needs someone to hate',\n",
7764        " 'everything is turning to gold',\n",
7765        " 'faithless the wonderboy',\n",
7766        " 'falling in love again',\n",
7767        " 'family',\n",
7768        " 'fancyman blues',\n",
7769        " 'fanny mae',\n",
7770        " 'fasttrack',\n",
7771        " 'final show',\n",
7772        " 'fingerprint file',\n",
7773        " 'flight 505',\n",
7774        " 'fog',\n",
7775        " 'follow me around',\n",
7776        " 'following the river',\n",
7777        " 'fool to cry',\n",
7778        " 'fortune teller',\n",
7779        " 'four guys',\n",
7780        " 'free as a bird',\n",
7781        " 'from fluff to you',\n",
7782        " 'from us to you',\n",
7783        " 'gangsters maul',\n",
7784        " 'get back aka no pakistanis',\n",
7785        " 'get off of my cloud',\n",
7786        " 'give it up',\n",
7787        " 'give peace a chance',\n",
7788        " 'glad all over',\n",
7789        " 'glass onion love remix',\n",
7790        " 'gnik nus',\n",
7791        " 'goin home',\n",
7792        " 'gomper',\n",
7793        " 'good time women',\n",
7794        " 'good times',\n",
7795        " 'good times bad times',\n",
7796        " 'goodbye',\n",
7797        " 'goodbye girl',\n",
7798        " 'gotta get away',\n",
7799        " 'grown up wrong',\n",
7800        " 'hallelujah i love her so',\n",
7801        " 'hand of fate',\n",
7802        " 'happy song',\n",
7803        " 'harlem shuffle ny mix',\n",
7804        " 'harry patch in memory of',\n",
7805        " 'have a banana',\n",
7806        " 'have a banana speech',\n",
7807        " 'have you seen your mother baby standing in the shadow',\n",
7808        " 'hear me lord harrison',\n",
7809        " 'heart of stone',\n",
7810        " 'heavys pizza',\n",
7811        " 'hello little girl',\n",
7812        " 'here comes the sunthe inner light transition',\n",
7813        " 'hey crawdaddy',\n",
7814        " 'hey negrita',\n",
7815        " 'hide your love',\n",
7816        " 'highway child',\n",
7817        " 'hiheel sneakers',\n",
7818        " 'hitch hike',\n",
7819        " 'honest i do',\n",
7820        " 'hoochie coochie man',\n",
7821        " 'hot stuff',\n",
7822        " 'hound dog',\n",
7823        " 'how can you be sure',\n",
7824        " 'how do you do it',\n",
7825        " 'how i made my millions',\n",
7826        " 'i aint superstitious',\n",
7827        " 'i am waiting',\n",
7828        " 'i call your name',\n",
7829        " 'i cant be satisfied',\n",
7830        " 'i cant help it',\n",
7831        " 'i dont know why',\n",
7832        " 'i dont know why aka dont know why i love you',\n",
7833        " 'i forgot to remember to forget',\n",
7834        " 'i froze up',\n",
7835        " 'i get a kick out of you',\n",
7836        " 'i got a woman',\n",
7837        " 'i got the blues',\n",
7838        " 'i got to find my baby',\n",
7839        " 'i just dont understand',\n",
7840        " 'i just want to make love to you',\n",
7841        " 'i just want to see his face',\n",
7842        " 'i need you baby mona',\n",
7843        " 'i promise',\n",
7844        " 'i think im going mad',\n",
7845        " 'i want none of this',\n",
7846        " 'i want to be loved',\n",
7847        " 'i want to know',\n",
7848        " 'id much rather be with the boys',\n",
7849        " 'if i was a dancer dance part 2',\n",
7850        " 'if you cant rock me',\n",
7851        " 'if you let me',\n",
7852        " 'if you love me baby',\n",
7853        " 'if you need me',\n",
7854        " 'if you really want to be my friend',\n",
7855        " 'if youve got trouble',\n",
7856        " 'ill be on my way',\n",
7857        " 'ill get you',\n",
7858        " 'ill wear it proudly',\n",
7859        " 'ill wind',\n",
7860        " 'im a king bee',\n",
7861        " 'im coming up',\n",
7862        " 'im down',\n",
7863        " 'im going down',\n",
7864        " 'im gonna drive',\n",
7865        " 'im gonna sit right down and cry over you',\n",
7866        " 'im not signifying',\n",
7867        " 'im talking about you',\n",
7868        " 'in another land',\n",
7869        " 'in spite of all the danger',\n",
7870        " 'india',\n",
7871        " 'india rubber',\n",
7872        " 'inside my head',\n",
7873        " 'intro',\n",
7874        " 'intro excerpt from fanfare for the common man',\n",
7875        " 'it hurts me too',\n",
7876        " 'it should be you',\n",
7877        " 'its all over now',\n",
7878        " 'its for you',\n",
7879        " 'its not easy',\n",
7880        " 'ive been loving you too long',\n",
7881        " 'james bond theme',\n",
7882        " 'jazz piano song',\n",
7883        " 'jerusalem',\n",
7884        " 'jigsaw puzzle',\n",
7885        " 'jingle bells',\n",
7886        " 'jiving sister fanny',\n",
7887        " 'john lennon vs bill oreilly',\n",
7888        " 'john wesley harding',\n",
7889        " 'johnny b goode',\n",
7890        " 'jump on top of me',\n",
7891        " 'junk',\n",
7892        " 'just a rumour',\n",
7893        " 'just a rumour speech',\n",
7894        " 'kansas city',\n",
7895        " 'keep strong',\n",
7896        " 'keep your hands off my baby',\n",
7897        " 'keith richards introduction of the who',\n",
7898        " 'keys to your love',\n",
7899        " 'kid a tracklist album cover',\n",
7900        " 'killer cars',\n",
7901        " 'komm gib mir deine hand',\n",
7902        " 'ladies and gentlemen the rolling stones',\n",
7903        " 'lady jane',\n",
7904        " 'ladytron',\n",
7905        " 'leave my kitten alone',\n",
7906        " 'lend me your comb',\n",
7907        " 'let it loose',\n",
7908        " 'let it rock',\n",
7909        " 'lets dance',\n",
7910        " 'lewis mistreated',\n",
7911        " 'lift',\n",
7912        " 'like dreamers do',\n",
7913        " 'linda lu',\n",
7914        " 'little queenie',\n",
7915        " 'little t a',\n",
7916        " 'lonesome tears in my eyes',\n",
7917        " 'long long while',\n",
7918        " 'look what youve done',\n",
7919        " 'looking tired',\n",
7920        " 'losing my touch',\n",
7921        " 'love',\n",
7922        " 'love of the loved',\n",
7923        " 'love these goon shows',\n",
7924        " 'lozenge of love',\n",
7925        " 'lucille',\n",
7926        " 'lull',\n",
7927        " 'luxury',\n",
7928        " 'mailman bring me no more blues',\n",
7929        " 'mannish boy',\n",
7930        " 'manowar',\n",
7931        " 'mantua',\n",
7932        " 'maquiladora',\n",
7933        " 'matchbox',\n",
7934        " 'medley kansas cityhey hey hey hey',\n",
7935        " 'medley rip it up shake rattle and roll blue suede shoes',\n",
7936        " 'meet me in the bottom',\n",
7937        " 'meeting in the aisle',\n",
7938        " 'melatonin',\n",
7939        " 'melody',\n",
7940        " 'memo from turner',\n",
7941        " 'memory motel',\n",
7942        " 'memphis',\n",
7943        " 'memphis tennessee',\n",
7944        " 'mercy mercy',\n",
7945        " 'mick jaggers and john lennons introduction of the dirty mac',\n",
7946        " 'mick jaggers introduction of rock roll circus',\n",
7947        " 'mick jaggers introduction to jethro tull',\n",
7948        " 'million dollar question',\n",
7949        " 'miss amanda jones',\n",
7950        " 'miss you dr dre remix 2002',\n",
7951        " 'missing links bootleg',\n",
7952        " 'molasses',\n",
7953        " 'mona',\n",
7954        " 'money',\n",
7955        " 'moonlight',\n",
7956        " 'moonlight bay',\n",
7957        " 'moonlight mile',\n",
7958        " 'mothers little helper',\n",
7959        " 'movie medley',\n",
7960        " 'mr b',\n",
7961        " 'my bonnie',\n",
7962        " 'my bonnie english intro',\n",
7963        " 'my bonnie german intro',\n",
7964        " 'my girl',\n",
7965        " 'my obsession',\n",
7966        " 'no expectations',\n",
7967        " 'no reply demo',\n",
7968        " 'nobody does it better',\n",
7969        " 'nobodys child',\n",
7970        " 'not guilty',\n",
7971        " 'nothin shakin',\n",
7972        " 'nothin shakin but the leaves on the trees',\n",
7973        " 'nothing from nothing',\n",
7974        " 'nothing touches me',\n",
7975        " 'oh baby we got a good thing goin',\n",
7976        " 'old brown shoe',\n",
7977        " 'on the beach',\n",
7978        " 'on with the show',\n",
7979        " 'one and one is two',\n",
7980        " 'one more shot',\n",
7981        " 'one more try',\n",
7982        " 'ooh my arms',\n",
7983        " 'ooh my arms speech',\n",
7984        " 'ooh my soul',\n",
7985        " 'open pick',\n",
7986        " 'out of time',\n",
7987        " 'packt like sardines in a crushd tin box',\n",
7988        " 'paint it blacker',\n",
7989        " 'palo alto',\n",
7990        " 'pantomime everywhere its christmas',\n",
7991        " 'parachute woman',\n",
7992        " 'pass the wine sophia loren',\n",
7993        " 'pay your dues',\n",
7994        " 'pearly',\n",
7995        " 'pedro the fisherman',\n",
7996        " 'permanent daylight',\n",
7997        " 'petrol gang',\n",
7998        " 'phillipa chicken',\n",
7999        " 'play with fire',\n",
8000        " 'please go home',\n",
8001        " 'plundered my soul',\n",
8002        " 'poison ivy',\n",
8003        " 'polyethylene parts 1 2',\n",
8004        " 'pop is dead',\n",
8005        " 'prodigal son',\n",
8006        " 'punchdrunk lovesick singalong',\n",
8007        " 'rain',\n",
8008        " 'rain fall down william remix',\n",
8009        " 'ready teddy',\n",
8010        " 'real love',\n",
8011        " 'reelin and rockin',\n",
8012        " 'reminiscing',\n",
8013        " 'revolution',\n",
8014        " 'revolution i',\n",
8015        " 'rhinestone cowboy',\n",
8016        " 'ride on baby',\n",
8017        " 'riding on a bus',\n",
8018        " 'rip it up medley',\n",
8019        " 'road runner',\n",
8020        " 'ruby baby',\n",
8021        " 'sad day',\n",
8022        " 'saints',\n",
8023        " 'saints when the saints go marching in',\n",
8024        " 'salt of the earth',\n",
8025        " 'searchin',\n",
8026        " 'september in the rain',\n",
8027        " 'set fire to that lot',\n",
8028        " 'set fire to that lot speech',\n",
8029        " 'sgt peppers lonely hearts club band band documentary multimedia',\n",
8030        " 'sgt peppers lonely hearts club band reprise',\n",
8031        " 'sha la la la la',\n",
8032        " 'shake rattle and roll',\n",
8033        " 'shake your hips',\n",
8034        " 'she said yeah',\n",
8035        " 'she smiled sweetly',\n",
8036        " 'shes a rainbow',\n",
8037        " 'short and curlies',\n",
8038        " 'shout',\n",
8039        " 'sie liebt dich',\n",
8040        " 'silver train',\n",
8041        " 'sing a song for you',\n",
8042        " 'sing this all together',\n",
8043        " 'sing this all together see what happens',\n",
8044        " 'sinking ship',\n",
8045        " 'sister morphine',\n",
8046        " 'sittin on a fence',\n",
8047        " 'sleepy city',\n",
8048        " 'slow down',\n",
8049        " 'so divine aladdin story',\n",
8050        " 'so how come no one loves me',\n",
8051        " 'soldier of love',\n",
8052        " 'some other guy',\n",
8053        " 'some things just stick in your mind',\n",
8054        " 'somebody else',\n",
8055        " 'someone else',\n",
8056        " 'something happened to me yesterday',\n",
8057        " 'something with blue jay way transition',\n",
8058        " 'somewhere',\n",
8059        " 'soul survivor',\n",
8060        " 'sour milk sea',\n",
8061        " 'spectre',\n",
8062        " 'staircase',\n",
8063        " 'stand by me',\n",
8064        " 'star star',\n",
8065        " 'stealing my heart',\n",
8066        " 'step inside love',\n",
8067        " 'step inside love los paranoias',\n",
8068        " 'still a fool',\n",
8069        " 'stoned',\n",
8070        " 'stop breaking down',\n",
8071        " 'stranger in my arms',\n",
8072        " 'strawberry fields forever take 1',\n",
8073        " 'strawberry fields forever take 7 edit piece',\n",
8074        " 'stray cat blues',\n",
8075        " 'stuck out all alone',\n",
8076        " 'stupid car',\n",
8077        " 'stupid girl',\n",
8078        " 'summertime blues',\n",
8079        " 'supercollider',\n",
8080        " 'sure to fall',\n",
8081        " 'sure to fall in love with you',\n",
8082        " 'surprise surprise',\n",
8083        " 'susie q',\n",
8084        " 'suzy parker',\n",
8085        " 'swanee river',\n",
8086        " 'sway',\n",
8087        " 'sweet black angel',\n",
8088        " 'sweet georgia brown',\n",
8089        " 'sweet little sixteen',\n",
8090        " 'sympathy for the devil fatboy slim remix',\n",
8091        " 'sympathy for the devil the neptunes remix',\n",
8092        " 'take good care of my baby',\n",
8093        " 'take it or leave it',\n",
8094        " 'talk show host',\n",
8095        " 'talkin about you',\n",
8096        " 'teddy boy',\n",
8097        " 'tell me',\n",
8098        " 'tell me baby how many times',\n",
8099        " 'tell me why ep',\n",
8100        " 'tell me youre coming back',\n",
8101        " 'thank you girl',\n",
8102        " 'that girl belongs to yesterday',\n",
8103        " 'that means a lot',\n",
8104        " 'thatll be the day',\n",
8105        " 'thats alright mama',\n",
8106        " 'the amazing sounds of orgy',\n",
8107        " 'the beatles 1968 christmas record',\n",
8108        " 'the beatles christmas record',\n",
8109        " 'the beatles seventh christmas record',\n",
8110        " 'the beatles third christmas record',\n",
8111        " 'the butcher',\n",
8112        " 'the daily mail',\n",
8113        " 'the fool on the hill demo',\n",
8114        " 'the fool on the hill take 4',\n",
8115        " 'the happy rishikesh song',\n",
8116        " 'the harder they come',\n",
8117        " 'the hippy hippy shake',\n",
8118        " 'the honeymoon song',\n",
8119        " 'the inner light',\n",
8120        " 'the lantern',\n",
8121        " 'the new generation',\n",
8122        " 'the rocky road to dublin',\n",
8123        " 'the sheik of araby',\n",
8124        " 'the singer not the song',\n",
8125        " 'the storm',\n",
8126        " 'the thief',\n",
8127        " 'the trickster',\n",
8128        " 'the under assistant west coast promotion man',\n",
8129        " 'these are my twisted words',\n",
8130        " 'think',\n",
8131        " 'this boy',\n",
8132        " 'three cool cats',\n",
8133        " 'through the lonely nights',\n",
8134        " 'till the next goodbye',\n",
8135        " 'time waits for no one',\n",
8136        " 'title 5',\n",
8137        " 'to be a brilliant light',\n",
8138        " 'to know her is to love her',\n",
8139        " 'too much monkey business',\n",
8140        " 'torn and frayed',\n",
8141        " 'transatlantic drawl',\n",
8142        " 'travellin man',\n",
8143        " 'try a little harder',\n",
8144        " 'turd on the run',\n",
8145        " 'under the board walk',\n",
8146        " 'union city blue',\n",
8147        " 'untogether',\n",
8148        " 'upside down',\n",
8149        " 'ventilator blues',\n",
8150        " 'wake up in the morning',\n",
8151        " 'walking the dog',\n",
8152        " 'walking through the sleepy city',\n",
8153        " 'watching rainbows',\n",
8154        " 'we are wasting time',\n",
8155        " 'we love you',\n",
8156        " 'we want the stones',\n",
8157        " 'were wastin time',\n",
8158        " 'what a shame',\n",
8159        " 'what goes on girl',\n",
8160        " 'what is it that you say',\n",
8161        " 'what is that you say',\n",
8162        " 'what to do',\n",
8163        " 'whatd i say',\n",
8164        " 'whats the new mary jane',\n",
8165        " 'when im sixtyfour',\n",
8166        " 'when the saints go marchin in',\n",
8167        " 'who am i',\n",
8168        " 'whos been sleeping here',\n",
8169        " 'whos driving your plane',\n",
8170        " 'why',\n",
8171        " 'wicked child',\n",
8172        " 'winter',\n",
8173        " 'wish i never met you',\n",
8174        " 'wish you were here',\n",
8175        " 'within you without youtomorrow never knows',\n",
8176        " 'wonderwall',\n",
8177        " 'words of love ep',\n",
8178        " 'worrywort',\n",
8179        " 'ya ya',\n",
8180        " 'yes i am',\n",
8181        " 'yes it is',\n",
8182        " 'yesterdays papers',\n",
8183        " 'you better move on',\n",
8184        " 'you can make it if you try',\n",
8185        " 'you cant catch me',\n",
8186        " 'you gotta move',\n",
8187        " 'you know my name',\n",
8188        " 'you know my name look up the number',\n",
8189        " 'you know what to do',\n",
8190        " 'you never wash up after yourself',\n",
8191        " 'youll be mine',\n",
8192        " 'young blood',\n",
8193        " 'youve got a hold on me',\n",
8194        " 'yove got to hide your love away'}"
8195       ]
8196      },
8197      "execution_count": 54,
8198      "metadata": {},
8199      "output_type": "execute_result"
8200     }
8201    ],
8202    "source": [
8203     "genius_only"
8204    ]
8205   },
8206   {
8207    "cell_type": "markdown",
8208    "metadata": {
8209     "collapsed": true
8210    },
8211    "source": [
8212     "Manually fix a couple of errors."
8213    ]
8214   },
8215   {
8216    "cell_type": "code",
8217    "execution_count": 55,
8218    "metadata": {
8219     "collapsed": false
8220    },
8221    "outputs": [
8222     {
8223      "data": {
8224       "text/plain": [
8225        "<pymongo.results.UpdateResult at 0x7f2d72e83090>"
8226       ]
8227      },
8228      "execution_count": 55,
8229      "metadata": {},
8230      "output_type": "execute_result"
8231     }
8232    ],
8233    "source": [
8234     "genius_tracks.update_many({'ctitle': 'revolution i'}, \n",
8235     "                          {'$set': {'ctitle': 'revolution 1'}})\n",
8236     "genius_tracks.update_many({'ctitle': 'when im sixtyfour'}, \n",
8237     "                          {'$set': {'ctitle': 'when im sixty four'}})\n",
8238     "genius_tracks.update_many({'ctitle': 'packt like sardines in a crushd tin box'}, \n",
8239     "                          {'$set': {'ctitle': 'packt like sardines in a crushed tin box'}})\n",
8240     "genius_tracks.update_many({'ctitle': 'a punchup at a wedding'}, \n",
8241     "                          {'$set': {'ctitle': 'a punch up at a wedding'}})\n",
8242     "genius_tracks.update_many({'ctitle': 'dollars cents'}, \n",
8243     "                          {'$set': {'ctitle': 'dollars and cents'}})\n",
8244     "genius_tracks.update_many({'ctitle': 'bullet proofi wish i was'}, \n",
8245     "                          {'$set': {'ctitle': 'bullet proof i wish i was'}})"
8246    ]
8247   },
8248   {
8249    "cell_type": "code",
8250    "execution_count": 56,
8251    "metadata": {
8252     "collapsed": false
8253    },
8254    "outputs": [
8255     {
8256      "data": {
8257       "text/plain": [
8258        "(494, 554, 52)"
8259       ]
8260      },
8261      "execution_count": 56,
8262      "metadata": {},
8263      "output_type": "execute_result"
8264     }
8265    ],
8266    "source": [
8267     "in_both = set(g['ctitle'] for g in genius_tracks.find({}, ['ctitle']) if tracks.find({'ctitle': g['ctitle']}).count())\n",
8268     "genius_only = set(g['ctitle'] for g in genius_tracks.find({}, ['ctitle']) if not tracks.find({'ctitle': g['ctitle']}).count())\n",
8269     "spotify_only = set(s['ctitle'] for s in tracks.find({}, ['ctitle']) if not genius_tracks.find({'ctitle': s['ctitle']}).count())\n",
8270     "len(in_both), len(genius_only), len(spotify_only)"
8271    ]
8272   },
8273   {
8274    "cell_type": "markdown",
8275    "metadata": {},
8276    "source": [
8277     "### Copy the lyrics over<a name=\"copylyrics\"></a>\n",
8278     "Now can can connect the tracks, let's copy across the lyrics from the Genius collection into the Spotify collection. We'll calculate the lyrical density at the same time.\n",
8279     "\n",
8280     "* [Top](#top)"
8281    ]
8282   },
8283   {
8284    "cell_type": "code",
8285    "execution_count": 57,
8286    "metadata": {
8287     "collapsed": false
8288    },
8289    "outputs": [],
8290    "source": [
8291     "for t in tracks.find({}, ['ctitle', 'duration_ms']):\n",
8292     "    gts = genius_tracks.find({'ctitle': t['ctitle'], 'lyrics': {'$exists': True}}, ['lyrics', 'original_lyrics'])\n",
8293     "    for gt in gts:\n",
8294     "        tracks.update_one({'_id': t['_id']}, \n",
8295     "                          {'$set': {'lyrics': gt['lyrics'], \n",
8296     "                                    'original_lyrics': gt['original_lyrics'],\n",
8297     "                                    'lyrical_density': 1000 * len(gt['lyrics'].split()) / t['duration_ms']}})"
8298    ]
8299   },
8300   {
8301    "cell_type": "markdown",
8302    "metadata": {},
8303    "source": [
8304     "## Sentiment analysis<a name=\"sentimentanalysis\"></a>\n",
8305     "I couldn't find an easily-installable equivalent to the NRC corpus, so I'm using a sentiment analysis API endpoint from [Text Processing](http://text-processing.com/docs/sentiment.html).\n",
8306     "\n",
8307     "* [Top](#top)"
8308    ]
8309   },
8310   {
8311    "cell_type": "code",
8312    "execution_count": 58,
8313    "metadata": {
8314     "collapsed": false,
8315     "scrolled": true
8316    },
8317    "outputs": [],
8318    "source": [
8319     "for t in tracks.find({'lyrics': {'$exists': True}}, ['lyrics']):\n",
8320     "    text = t['lyrics']\n",
8321     "    if text:\n",
8322     "        query = urllib.parse.urlencode({'text': text}).encode('ascii')\n",
8323     "        headers = {'Accept': 'application/json',\n",
8324     "                   'User-Agent': 'curl/7.9.8 (i686-pc-linux-gnu) libcurl 7.9.8 (OpenSSL 0.9.6b) (ipv6 enabled)'}\n",
8325     "        request = urllib.request.Request('http://text-processing.com/api/sentiment/', \n",
8326     "                                 headers=headers, data=query)\n",
8327     "        with urllib.request.urlopen(request) as f:\n",
8328     "            response = json.loads(f.read().decode('utf-8'))\n",
8329     "            tracks.update_one({'_id': t['_id']}, {'$set': {'sentiment': response}})"
8330    ]
8331   },
8332   {
8333    "cell_type": "code",
8334    "execution_count": 59,
8335    "metadata": {
8336     "collapsed": false
8337    },
8338    "outputs": [
8339     {
8340      "data": {
8341       "text/plain": [
8342        "dict_keys(['sentiment', 'preview_url', 'external_ids', 'duration_ms', 'disc_number', 'track_number', 'album_id', 'href', 'album', 'original_lyrics', 'explicit', 'artist_name', 'lyrics', 'lyrical_density', 'name', 'artist_id', 'type', 'artists', 'external_urls', 'available_markets', 'id', '_id', 'uri', 'popularity', 'ctitle'])"
8343       ]
8344      },
8345      "execution_count": 59,
8346      "metadata": {},
8347      "output_type": "execute_result"
8348     }
8349    ],
8350    "source": [
8351     "tracks.find_one({'sentiment': {'$exists': True}}).keys()"
8352    ]
8353   },
8354   {
8355    "cell_type": "code",
8356    "execution_count": 60,
8357    "metadata": {
8358     "collapsed": false
8359    },
8360    "outputs": [
8361     {
8362      "data": {
8363       "text/plain": [
8364        "{'_id': '3u06WsJ1KtvEqmmmZqy76J',\n",
8365        " 'album': {'album_type': 'album',\n",
8366        "  'artists': [{'external_urls': {'spotify': 'https://open.spotify.com/artist/22bE4uQ6baNwSHPVcDxLCe'},\n",
8367        "    'href': 'https://api.spotify.com/v1/artists/22bE4uQ6baNwSHPVcDxLCe',\n",
8368        "    'id': '22bE4uQ6baNwSHPVcDxLCe',\n",
8369        "    'name': 'The Rolling Stones',\n",
8370        "    'type': 'artist',\n",
8371        "    'uri': 'spotify:artist:22bE4uQ6baNwSHPVcDxLCe'}],\n",
8372        "  'available_markets': ['AD',\n",
8373        "   'AR',\n",
8374        "   'AT',\n",
8375        "   'AU',\n",
8376        "   'BG',\n",
8377        "   'BO',\n",
8378        "   'BR',\n",
8379        "   'CL',\n",
8380        "   'CO',\n",
8381        "   'CR',\n",
8382        "   'CY',\n",
8383        "   'CZ',\n",
8384        "   'DE',\n",
8385        "   'DO',\n",
8386        "   'EC',\n",
8387        "   'EE',\n",
8388        "   'ES',\n",
8389        "   'FI',\n",
8390        "   'FR',\n",
8391        "   'GB',\n",
8392        "   'GR',\n",
8393        "   'GT',\n",
8394        "   'HK',\n",
8395        "   'HN',\n",
8396        "   'HU',\n",
8397        "   'ID',\n",
8398        "   'IE',\n",
8399        "   'IS',\n",
8400        "   'JP',\n",
8401        "   'LI',\n",
8402        "   'LT',\n",
8403        "   'LU',\n",
8404        "   'LV',\n",
8405        "   'MC',\n",
8406        "   'MT',\n",
8407        "   'MY',\n",
8408        "   'NI',\n",
8409        "   'NL',\n",
8410        "   'NO',\n",
8411        "   'NZ',\n",
8412        "   'PA',\n",
8413        "   'PE',\n",
8414        "   'PH',\n",
8415        "   'PL',\n",
8416        "   'PT',\n",
8417        "   'PY',\n",
8418        "   'SE',\n",
8419        "   'SG',\n",
8420        "   'SK',\n",
8421        "   'SV',\n",
8422        "   'TR',\n",
8423        "   'TW'],\n",
8424        "  'external_urls': {'spotify': 'https://open.spotify.com/album/6FjXxl9VLURGuubdXUn2J3'},\n",
8425        "  'href': 'https://api.spotify.com/v1/albums/6FjXxl9VLURGuubdXUn2J3',\n",
8426        "  'id': '6FjXxl9VLURGuubdXUn2J3',\n",
8427        "  'images': [{'height': 640,\n",
8428        "    'url': 'https://i.scdn.co/image/adcf79a6adae4e1a44d0e34860cc103e28ee4372',\n",
8429        "    'width': 640},\n",
8430        "   {'height': 300,\n",
8431        "    'url': 'https://i.scdn.co/image/e15ffec01bd7c4e902d2b0c94ba270f45ca63d00',\n",
8432        "    'width': 300},\n",
8433        "   {'height': 64,\n",
8434        "    'url': 'https://i.scdn.co/image/be6aeb6d09c0ceca229dcfa236deda3bbd6e9015',\n",
8435        "    'width': 64}],\n",
8436        "  'name': 'Some Girls (Deluxe Version)',\n",
8437        "  'type': 'album',\n",
8438        "  'uri': 'spotify:album:6FjXxl9VLURGuubdXUn2J3'},\n",
8439        " 'album_id': '6FjXxl9VLURGuubdXUn2J3',\n",
8440        " 'artist_id': '22bE4uQ6baNwSHPVcDxLCe',\n",
8441        " 'artist_name': 'The Rolling Stones',\n",
8442        " 'artists': [{'external_urls': {'spotify': 'https://open.spotify.com/artist/22bE4uQ6baNwSHPVcDxLCe'},\n",
8443        "   'href': 'https://api.spotify.com/v1/artists/22bE4uQ6baNwSHPVcDxLCe',\n",
8444        "   'id': '22bE4uQ6baNwSHPVcDxLCe',\n",
8445        "   'name': 'The Rolling Stones',\n",
8446        "   'type': 'artist',\n",
8447        "   'uri': 'spotify:artist:22bE4uQ6baNwSHPVcDxLCe'}],\n",
8448        " 'available_markets': ['AD',\n",
8449        "  'AR',\n",
8450        "  'AT',\n",
8451        "  'AU',\n",
8452        "  'BG',\n",
8453        "  'BO',\n",
8454        "  'BR',\n",
8455        "  'CL',\n",
8456        "  'CO',\n",
8457        "  'CR',\n",
8458        "  'CY',\n",
8459        "  'CZ',\n",
8460        "  'DE',\n",
8461        "  'DO',\n",
8462        "  'EC',\n",
8463        "  'EE',\n",
8464        "  'ES',\n",
8465        "  'FI',\n",
8466        "  'FR',\n",
8467        "  'GB',\n",
8468        "  'GR',\n",
8469        "  'GT',\n",
8470        "  'HK',\n",
8471        "  'HN',\n",
8472        "  'HU',\n",
8473        "  'ID',\n",
8474        "  'IE',\n",
8475        "  'IS',\n",
8476        "  'JP',\n",
8477        "  'LI',\n",
8478        "  'LT',\n",
8479        "  'LU',\n",
8480        "  'LV',\n",
8481        "  'MC',\n",
8482        "  'MT',\n",
8483        "  'MY',\n",
8484        "  'NI',\n",
8485        "  'NL',\n",
8486        "  'NO',\n",
8487        "  'NZ',\n",
8488        "  'PA',\n",
8489        "  'PE',\n",
8490        "  'PH',\n",
8491        "  'PL',\n",
8492        "  'PT',\n",
8493        "  'PY',\n",
8494        "  'SE',\n",
8495        "  'SG',\n",
8496        "  'SK',\n",
8497        "  'SV',\n",
8498        "  'TR',\n",
8499        "  'TW'],\n",
8500        " 'ctitle': 'you win again',\n",
8501        " 'disc_number': 2,\n",
8502        " 'duration_ms': 180280,\n",
8503        " 'explicit': False,\n",
8504        " 'external_ids': {'isrc': 'GBUM71109053'},\n",
8505        " 'external_urls': {'spotify': 'https://open.spotify.com/track/3u06WsJ1KtvEqmmmZqy76J'},\n",
8506        " 'href': 'https://api.spotify.com/v1/tracks/3u06WsJ1KtvEqmmmZqy76J',\n",
8507        " 'id': '3u06WsJ1KtvEqmmmZqy76J',\n",
8508        " 'lyrical_density': 0.4603949412025738,\n",
8509        " 'lyrics': \"the news is out all over town that you've been seen out runnin' around i know that i should leave but then i just can't go you win again this heart of mine could never see what everybody knows but me just trusting in you was my great sin what can i do? you win again yes, this heart of mine could never see what everybody knows but me just trusting you was my great sin what can i do? you win again\",\n",
8510        " 'name': 'You Win Again',\n",
8511        " 'original_lyrics': \"\\n\\nThe news is out all over town\\nThat you've been seen out runnin' around\\nI know that I should leave but then\\nI just can't go\\nYou win again\\nThis heart of mine could never see\\nWhat everybody knows but me\\nJust trusting in you was my great sin\\nWhat can I do?\\nYou win again\\nYes, this heart of mine could never see\\nWhat everybody knows but me\\nJust trusting you was my great sin\\nWhat can I do?\\nYou win again\\n\\n\",\n",
8512        " 'popularity': 17,\n",
8513        " 'preview_url': 'https://p.scdn.co/mp3-preview/21de20d8795c3d60a6814064c73e763357fd2fb8?cid=null',\n",
8514        " 'sentiment': {'label': 'neg',\n",
8515        "  'probability': {'neg': 0.6893093993296692,\n",
8516        "   'neutral': 0.178805966723781,\n",
8517        "   'pos': 0.31069060067033083}},\n",
8518        " 'track_number': 11,\n",
8519        " 'type': 'track',\n",
8520        " 'uri': 'spotify:track:3u06WsJ1KtvEqmmmZqy76J'}"
8521       ]
8522      },
8523      "execution_count": 60,
8524      "metadata": {},
8525      "output_type": "execute_result"
8526     }
8527    ],
8528    "source": [
8529     "tracks.find_one({'sentiment': {'$exists': True}})"
8530    ]
8531   },
8532   {
8533    "cell_type": "markdown",
8534    "metadata": {},
8535    "source": [
8536     "# Analysis<a name=\"analysis\"></a>\n",
8537     "Finally, we can get to the analysis of the data!\n",
8538     "\n",
8539     "First, what are the lowest-valence songs, and what's the distribution of valences?\n",
8540     "\n",
8541     "* [Top](#top)"
8542    ]
8543   },
8544   {
8545    "cell_type": "code",
8546    "execution_count": 61,
8547    "metadata": {
8548     "collapsed": false
8549    },
8550    "outputs": [
8551     {
8552      "data": {
8553       "text/html": [
8554        "<div>\n",
8555        "<table border=\"1\" class=\"dataframe\">\n",
8556        "  <thead>\n",
8557        "    <tr style=\"text-align: right;\">\n",
8558        "      <th></th>\n",
8559        "      <th>_id</th>\n",
8560        "      <th>artist_name</th>\n",
8561        "      <th>name</th>\n",
8562        "    </tr>\n",
8563        "  </thead>\n",
8564        "  <tbody>\n",
8565        "    <tr>\n",
8566        "      <th>0</th>\n",
8567        "      <td>0B5CEdw4WBs91yn444ZP27</td>\n",
8568        "      <td>The Rolling Stones</td>\n",
8569        "      <td>Street Fighting Man - Live</td>\n",
8570        "    </tr>\n",
8571        "    <tr>\n",
8572        "      <th>1</th>\n",
8573        "      <td>7FagS2T3y5XwDpYvyHfvmc</td>\n",
8574        "      <td>The Rolling Stones</td>\n",
8575        "      <td>Jumpin' Jack Flash - Live</td>\n",
8576        "    </tr>\n",
8577        "    <tr>\n",
8578        "      <th>2</th>\n",
8579        "      <td>4HKaTAMIXT88muGU1JN9lI</td>\n",
8580        "      <td>The Rolling Stones</td>\n",
8581        "      <td>I Go Wild - Live</td>\n",
8582        "    </tr>\n",
8583        "    <tr>\n",
8584        "      <th>3</th>\n",
8585        "      <td>1jgefM2ZP7RnPVShhy1eUM</td>\n",
8586        "      <td>The Rolling Stones</td>\n",
8587        "      <td>Not Fade Away - Live</td>\n",
8588        "    </tr>\n",
8589        "    <tr>\n",
8590        "      <th>4</th>\n",
8591        "      <td>74tlMxJ8wF0sNp93GBEPdK</td>\n",
8592        "      <td>The Rolling Stones</td>\n",
8593        "      <td>Honky Tonk Women - Live</td>\n",
8594        "    </tr>\n",
8595        "    <tr>\n",
8596        "      <th>5</th>\n",
8597        "      <td>3u06WsJ1KtvEqmmmZqy76J</td>\n",
8598        "      <td>The Rolling Stones</td>\n",
8599        "      <td>You Win Again</td>\n",
8600        "    </tr>\n",
8601        "    <tr>\n",
8602        "      <th>6</th>\n",
8603        "      <td>7jZX0QSP4YClL1smfBt1yl</td>\n",
8604        "      <td>George Martin</td>\n",
8605        "      <td>Sea Of Time - Remastered 2009</td>\n",
8606        "    </tr>\n",
8607        "    <tr>\n",
8608        "      <th>7</th>\n",
8609        "      <td>4rkGGQEqxHIXVJ4oXjOHgF</td>\n",
8610        "      <td>George Martin</td>\n",
8611        "      <td>Sea Of Holes - Remastered 2009</td>\n",
8612        "    </tr>\n",
8613        "    <tr>\n",
8614        "      <th>8</th>\n",
8615        "      <td>2PbwmAMaxIBIWis8XLViat</td>\n",
8616        "      <td>George Martin</td>\n",
8617        "      <td>Sea Of Monsters - Remastered 2009</td>\n",
8618        "    </tr>\n",
8619        "    <tr>\n",
8620        "      <th>9</th>\n",
8621        "      <td>7M0HjPZ5KZMik1FYHOU6sR</td>\n",
8622        "      <td>George Martin</td>\n",
8623        "      <td>March Of The Meanies - Remastered 2009</td>\n",
8624        "    </tr>\n",
8625        "    <tr>\n",
8626        "      <th>10</th>\n",
8627        "      <td>49JPfRfsAfjWYRN6lbC3my</td>\n",
8628        "      <td>George Martin</td>\n",
8629        "      <td>Pepperland Laid Waste - Remastered 2009</td>\n",
8630        "    </tr>\n",
8631        "    <tr>\n",
8632        "      <th>11</th>\n",
8633        "      <td>47DgFAFnhfwoSko23P7pz5</td>\n",
8634        "      <td>George Martin</td>\n",
8635        "      <td>Yellow Submarine In Pepperland - Remastered 2009</td>\n",
8636        "    </tr>\n",
8637        "    <tr>\n",
8638        "      <th>12</th>\n",
8639        "      <td>72StxiucOrubnIMjrUd0Wr</td>\n",
8640        "      <td>The Rolling Stones</td>\n",
8641        "      <td>Little T&amp;A - 2009 Re-Mastered Digital Version</td>\n",
8642        "    </tr>\n",
8643        "    <tr>\n",
8644        "      <th>13</th>\n",
8645        "      <td>6enjRsW81z7K8zk7XIGIiz</td>\n",
8646        "      <td>The Rolling Stones</td>\n",
8647        "      <td>Slave - 2009 Re-Mastered Digital Version</td>\n",
8648        "    </tr>\n",
8649        "    <tr>\n",
8650        "      <th>14</th>\n",
8651        "      <td>6HazgW4PjOxihpQPAAnLya</td>\n",
8652        "      <td>Jimi Hendrix</td>\n",
8653        "      <td>Outro - Star Spangled Banner - Live - 2009 Re-...</td>\n",
8654        "    </tr>\n",
8655        "    <tr>\n",
8656        "      <th>15</th>\n",
8657        "      <td>1oluhsJUDe1uAVGwfsFpfg</td>\n",
8658        "      <td>The Rolling Stones</td>\n",
8659        "      <td>Key To The Highway - Piano Instrumental/Remast...</td>\n",
8660        "    </tr>\n",
8661        "    <tr>\n",
8662        "      <th>16</th>\n",
8663        "      <td>5yneY9DxScLNVshnxdOLLl</td>\n",
8664        "      <td>The Rolling Stones</td>\n",
8665        "      <td>Key To The Highway - Piano Instrumental</td>\n",
8666        "    </tr>\n",
8667        "    <tr>\n",
8668        "      <th>17</th>\n",
8669        "      <td>5hfzW7LG97Hxv62HHUKgaj</td>\n",
8670        "      <td>Radiohead</td>\n",
8671        "      <td>Lotus Flower (Jacques Greene Rmx)</td>\n",
8672        "    </tr>\n",
8673        "    <tr>\n",
8674        "      <th>18</th>\n",
8675        "      <td>64lecUR19lBSu317AzVZv3</td>\n",
8676        "      <td>Radiohead</td>\n",
8677        "      <td>Morning Mr Magpie (Nathan Fake Rmx)</td>\n",
8678        "    </tr>\n",
8679        "    <tr>\n",
8680        "      <th>19</th>\n",
8681        "      <td>1CxhtUbe1o2PeMM3l5Kch6</td>\n",
8682        "      <td>Radiohead</td>\n",
8683        "      <td>Bloom (Harmonic 313 Rmx)</td>\n",
8684        "    </tr>\n",
8685        "  </tbody>\n",
8686        "</table>\n",
8687        "</div>"
8688       ],
8689       "text/plain": [
8690        "                       _id         artist_name  \\\n",
8691        "0   0B5CEdw4WBs91yn444ZP27  The Rolling Stones   \n",
8692        "1   7FagS2T3y5XwDpYvyHfvmc  The Rolling Stones   \n",
8693        "2   4HKaTAMIXT88muGU1JN9lI  The Rolling Stones   \n",
8694        "3   1jgefM2ZP7RnPVShhy1eUM  The Rolling Stones   \n",
8695        "4   74tlMxJ8wF0sNp93GBEPdK  The Rolling Stones   \n",
8696        "5   3u06WsJ1KtvEqmmmZqy76J  The Rolling Stones   \n",
8697        "6   7jZX0QSP4YClL1smfBt1yl       George Martin   \n",
8698        "7   4rkGGQEqxHIXVJ4oXjOHgF       George Martin   \n",
8699        "8   2PbwmAMaxIBIWis8XLViat       George Martin   \n",
8700        "9   7M0HjPZ5KZMik1FYHOU6sR       George Martin   \n",
8701        "10  49JPfRfsAfjWYRN6lbC3my       George Martin   \n",
8702        "11  47DgFAFnhfwoSko23P7pz5       George Martin   \n",
8703        "12  72StxiucOrubnIMjrUd0Wr  The Rolling Stones   \n",
8704        "13  6enjRsW81z7K8zk7XIGIiz  The Rolling Stones   \n",
8705        "14  6HazgW4PjOxihpQPAAnLya        Jimi Hendrix   \n",
8706        "15  1oluhsJUDe1uAVGwfsFpfg  The Rolling Stones   \n",
8707        "16  5yneY9DxScLNVshnxdOLLl  The Rolling Stones   \n",
8708        "17  5hfzW7LG97Hxv62HHUKgaj           Radiohead   \n",
8709        "18  64lecUR19lBSu317AzVZv3           Radiohead   \n",
8710        "19  1CxhtUbe1o2PeMM3l5Kch6           Radiohead   \n",
8711        "\n",
8712        "                                                 name  \n",
8713        "0                          Street Fighting Man - Live  \n",
8714        "1                           Jumpin' Jack Flash - Live  \n",
8715        "2                                    I Go Wild - Live  \n",
8716        "3                                Not Fade Away - Live  \n",
8717        "4                             Honky Tonk Women - Live  \n",
8718        "5                                       You Win Again  \n",
8719        "6                       Sea Of Time - Remastered 2009  \n",
8720        "7                      Sea Of Holes - Remastered 2009  \n",
8721        "8                   Sea Of Monsters - Remastered 2009  \n",
8722        "9              March Of The Meanies - Remastered 2009  \n",
8723        "10            Pepperland Laid Waste - Remastered 2009  \n",
8724        "11   Yellow Submarine In Pepperland - Remastered 2009  \n",
8725        "12      Little T&A - 2009 Re-Mastered Digital Version  \n",
8726        "13           Slave - 2009 Re-Mastered Digital Version  \n",
8727        "14  Outro - Star Spangled Banner - Live - 2009 Re-...  \n",
8728        "15  Key To The Highway - Piano Instrumental/Remast...  \n",
8729        "16            Key To The Highway - Piano Instrumental  \n",
8730        "17                  Lotus Flower (Jacques Greene Rmx)  \n",
8731        "18                Morning Mr Magpie (Nathan Fake Rmx)  \n",
8732        "19                           Bloom (Harmonic 313 Rmx)  "
8733       ]
8734      },
8735      "execution_count": 61,
8736      "metadata": {},
8737      "output_type": "execute_result"
8738     }
8739    ],
8740    "source": [
8741     "pd.DataFrame(list(tracks.find({}, \n",
8742     "                              ['artist_name', 'name', 'valence'], \n",
8743     "                              sort=[('valence', pymongo.ASCENDING)], limit=20)))"
8744    ]
8745   },
8746   {
8747    "cell_type": "markdown",
8748    "metadata": {},
8749    "source": [
8750     "Just the Beatles songs."
8751    ]
8752   },
8753   {
8754    "cell_type": "code",
8755    "execution_count": 62,
8756    "metadata": {
8757     "collapsed": false
8758    },
8759    "outputs": [
8760     {
8761      "data": {
8762       "text/html": [
8763        "<div>\n",
8764        "<table border=\"1\" class=\"dataframe\">\n",
8765        "  <thead>\n",
8766        "    <tr style=\"text-align: right;\">\n",
8767        "      <th></th>\n",
8768        "      <th>_id</th>\n",
8769        "      <th>artist_name</th>\n",
8770        "      <th>name</th>\n",
8771        "      <th>valence</th>\n",
8772        "    </tr>\n",
8773        "  </thead>\n",
8774        "  <tbody>\n",
8775        "    <tr>\n",
8776        "      <th>0</th>\n",
8777        "      <td>2ucFulEWapRAmTn7l6f5Q7</td>\n",
8778        "      <td>The Beatles</td>\n",
8779        "      <td>Wild Honey Pie - Remastered 2009</td>\n",
8780        "      <td>0.153</td>\n",
8781        "    </tr>\n",
8782        "    <tr>\n",
8783        "      <th>66</th>\n",
8784        "      <td>4cLoL5KPfE1hAwfsO84FX7</td>\n",
8785        "      <td>The Beatles</td>\n",
8786        "      <td>Because - Remastered 2009</td>\n",
8787        "      <td>0.162</td>\n",
8788        "    </tr>\n",
8789        "    <tr>\n",
8790        "      <th>44</th>\n",
8791        "      <td>7iABnSNZciNepqGtjMQxxd</td>\n",
8792        "      <td>The Beatles</td>\n",
8793        "      <td>Come Together - Remastered 2015</td>\n",
8794        "      <td>0.178</td>\n",
8795        "    </tr>\n",
8796        "    <tr>\n",
8797        "      <th>59</th>\n",
8798        "      <td>0MKqeOVdZcUFGJvWpGCKbG</td>\n",
8799        "      <td>The Beatles</td>\n",
8800        "      <td>Come Together - Remastered 2009</td>\n",
8801        "      <td>0.179</td>\n",
8802        "    </tr>\n",
8803        "    <tr>\n",
8804        "      <th>68</th>\n",
8805        "      <td>3jPXnX4SskFgAcC4YBKOwN</td>\n",
8806        "      <td>The Beatles</td>\n",
8807        "      <td>Sun King - Remastered 2009</td>\n",
8808        "      <td>0.197</td>\n",
8809        "    </tr>\n",
8810        "    <tr>\n",
8811        "      <th>74</th>\n",
8812        "      <td>0SAqxgrtLO0GzXBeilxHQs</td>\n",
8813        "      <td>The Beatles</td>\n",
8814        "      <td>The End - Remastered 2009</td>\n",
8815        "      <td>0.207</td>\n",
8816        "    </tr>\n",
8817        "    <tr>\n",
8818        "      <th>41</th>\n",
8819        "      <td>4ajbplh2IXiJkXjQiq5aqq</td>\n",
8820        "      <td>The Beatles</td>\n",
8821        "      <td>Get Back - Remastered 2015</td>\n",
8822        "      <td>0.212</td>\n",
8823        "    </tr>\n",
8824        "    <tr>\n",
8825        "      <th>67</th>\n",
8826        "      <td>71Ij3VBYQWMrng61Ae4tBu</td>\n",
8827        "      <td>The Beatles</td>\n",
8828        "      <td>You Never Give Me Your Money - Remastered 2009</td>\n",
8829        "      <td>0.226</td>\n",
8830        "    </tr>\n",
8831        "    <tr>\n",
8832        "      <th>1</th>\n",
8833        "      <td>2z1p43SNSbeowzy8WdYHNk</td>\n",
8834        "      <td>The Beatles</td>\n",
8835        "      <td>Flying - Remastered 2009</td>\n",
8836        "      <td>0.246</td>\n",
8837        "    </tr>\n",
8838        "    <tr>\n",
8839        "      <th>72</th>\n",
8840        "      <td>1llzkEveIzvSXmqqyh7AiB</td>\n",
8841        "      <td>The Beatles</td>\n",
8842        "      <td>Golden Slumbers - Remastered 2009</td>\n",
8843        "      <td>0.250</td>\n",
8844        "    </tr>\n",
8845        "  </tbody>\n",
8846        "</table>\n",
8847        "</div>"
8848       ],
8849       "text/plain": [
8850        "                       _id  artist_name  \\\n",
8851        "0   2ucFulEWapRAmTn7l6f5Q7  The Beatles   \n",
8852        "66  4cLoL5KPfE1hAwfsO84FX7  The Beatles   \n",
8853        "44  7iABnSNZciNepqGtjMQxxd  The Beatles   \n",
8854        "59  0MKqeOVdZcUFGJvWpGCKbG  The Beatles   \n",
8855        "68  3jPXnX4SskFgAcC4YBKOwN  The Beatles   \n",
8856        "74  0SAqxgrtLO0GzXBeilxHQs  The Beatles   \n",
8857        "41  4ajbplh2IXiJkXjQiq5aqq  The Beatles   \n",
8858        "67  71Ij3VBYQWMrng61Ae4tBu  The Beatles   \n",
8859        "1   2z1p43SNSbeowzy8WdYHNk  The Beatles   \n",
8860        "72  1llzkEveIzvSXmqqyh7AiB  The Beatles   \n",
8861        "\n",
8862        "                                              name  valence  \n",
8863        "0                 Wild Honey Pie - Remastered 2009    0.153  \n",
8864        "66                       Because - Remastered 2009    0.162  \n",
8865        "44                 Come Together - Remastered 2015    0.178  \n",
8866        "59                 Come Together - Remastered 2009    0.179  \n",
8867        "68                      Sun King - Remastered 2009    0.197  \n",
8868        "74                       The End - Remastered 2009    0.207  \n",
8869        "41                      Get Back - Remastered 2015    0.212  \n",
8870        "67  You Never Give Me Your Money - Remastered 2009    0.226  \n",
8871        "1                         Flying - Remastered 2009    0.246  \n",
8872        "72               Golden Slumbers - Remastered 2009    0.250  "
8873       ]
8874      },
8875      "execution_count": 62,
8876      "metadata": {},
8877      "output_type": "execute_result"
8878     }
8879    ],
8880    "source": [
8881     "beatles_df = pd.DataFrame(list(tracks.find({'artist_id': beatles_id}, \n",
8882     "                              ['artist_name', 'name', 'valence'])))\n",
8883     "beatles_df.sort_values('valence').head(10)"
8884    ]
8885   },
8886   {
8887    "cell_type": "markdown",
8888    "metadata": {},
8889    "source": [
8890     "And plot the valences.."
8891    ]
8892   },
8893   {
8894    "cell_type": "code",
8895    "execution_count": 63,
8896    "metadata": {
8897     "collapsed": false
8898    },
8899    "outputs": [
8900     {
8901      "data": {
8902       "text/plain": [
8903        "<matplotlib.axes._subplots.AxesSubplot at 0x7f2d71d2fbe0>"
8904       ]
8905      },
8906      "execution_count": 63,
8907      "metadata": {},
8908      "output_type": "execute_result"
8909     },
8910     {
8911      "data": {
8912       "image/png": 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8913       "text/plain": [
8914        "<matplotlib.figure.Figure at 0x7f2d72847da0>"
8915       ]
8916      },
8917      "metadata": {},
8918      "output_type": "display_data"
8919     }
8920    ],
8921    "source": [
8922     "beatles_df['valence'].hist()"
8923    ]
8924   },
8925   {
8926    "cell_type": "code",
8927    "execution_count": 65,
8928    "metadata": {
8929     "collapsed": false
8930    },
8931    "outputs": [
8932     {
8933      "data": {
8934       "text/html": [
8935        "<div>\n",
8936        "<table border=\"1\" class=\"dataframe\">\n",
8937        "  <thead>\n",
8938        "    <tr style=\"text-align: right;\">\n",
8939        "      <th></th>\n",
8940        "      <th>_id</th>\n",
8941        "      <th>artist_name</th>\n",
8942        "      <th>name</th>\n",
8943        "      <th>valence</th>\n",
8944        "    </tr>\n",
8945        "  </thead>\n",
8946        "  <tbody>\n",
8947        "    <tr>\n",
8948        "      <th>20</th>\n",
8949        "      <td>3gKuywOm38axM8sJGq6Laq</td>\n",
8950        "      <td>Radiohead</td>\n",
8951        "      <td>MK 1</td>\n",
8952        "      <td>0.0391</td>\n",
8953        "    </tr>\n",
8954        "    <tr>\n",
8955        "      <th>39</th>\n",
8956        "      <td>4DPQvbgSM0IdX4O3HOACwL</td>\n",
8957        "      <td>Radiohead</td>\n",
8958        "      <td>Treefingers</td>\n",
8959        "      <td>0.0585</td>\n",
8960        "    </tr>\n",
8961        "    <tr>\n",
8962        "      <th>37</th>\n",
8963        "      <td>2mvmuCtmmrERnm03ULdDye</td>\n",
8964        "      <td>Radiohead</td>\n",
8965        "      <td>Dollars &amp; Cents</td>\n",
8966        "      <td>0.0943</td>\n",
8967        "    </tr>\n",
8968        "    <tr>\n",
8969        "      <th>1</th>\n",
8970        "      <td>6Unw1AAcpS1ZgZoRlj2jxA</td>\n",
8971        "      <td>Radiohead</td>\n",
8972        "      <td>Little By Little (Caribou Rmx)</td>\n",
8973        "      <td>0.1310</td>\n",
8974        "    </tr>\n",
8975        "    <tr>\n",
8976        "      <th>122</th>\n",
8977        "      <td>05evePUsIT1cmIURp1hgu6</td>\n",
8978        "      <td>Radiohead</td>\n",
8979        "      <td>Planet Telex</td>\n",
8980        "      <td>0.2720</td>\n",
8981        "    </tr>\n",
8982        "    <tr>\n",
8983        "      <th>29</th>\n",
8984        "      <td>3bk7mfQWZ0acgp0hXzYQKS</td>\n",
8985        "      <td>Radiohead</td>\n",
8986        "      <td>The National Anthem (Live in France)</td>\n",
8987        "      <td>0.2870</td>\n",
8988        "    </tr>\n",
8989        "    <tr>\n",
8990        "      <th>134</th>\n",
8991        "      <td>1MyqLTRhgyWPw7v107BEuI</td>\n",
8992        "      <td>Radiohead</td>\n",
8993        "      <td>You</td>\n",
8994        "      <td>0.3050</td>\n",
8995        "    </tr>\n",
8996        "    <tr>\n",
8997        "      <th>22</th>\n",
8998        "      <td>3Y0ZPYdFsJ1ynQxpWZLNDj</td>\n",
8999        "      <td>Radiohead</td>\n",
9000        "      <td>2 + 2 = 5 (Live at Earls Court)</td>\n",
9001        "      <td>0.3430</td>\n",
9002        "    </tr>\n",
9003        "    <tr>\n",
9004        "      <th>78</th>\n",
9005        "      <td>37kUGdEJJ7NaMl5LFW4EA4</td>\n",
9006        "      <td>Radiohead</td>\n",
9007        "      <td>2 + 2 = 5</td>\n",
9008        "      <td>0.3650</td>\n",
9009        "    </tr>\n",
9010        "    <tr>\n",
9011        "      <th>48</th>\n",
9012        "      <td>3pcCifdPTc2BbqmWpEhtUd</td>\n",
9013        "      <td>Radiohead</td>\n",
9014        "      <td>Burn the Witch</td>\n",
9015        "      <td>0.6250</td>\n",
9016        "    </tr>\n",
9017        "  </tbody>\n",
9018        "</table>\n",
9019        "</div>"
9020       ],
9021       "text/plain": [
9022        "                        _id artist_name                                  name  \\\n",
9023        "20   3gKuywOm38axM8sJGq6Laq   Radiohead                                  MK 1   \n",
9024        "39   4DPQvbgSM0IdX4O3HOACwL   Radiohead                           Treefingers   \n",
9025        "37   2mvmuCtmmrERnm03ULdDye   Radiohead                       Dollars & Cents   \n",
9026        "1    6Unw1AAcpS1ZgZoRlj2jxA   Radiohead        Little By Little (Caribou Rmx)   \n",
9027        "122  05evePUsIT1cmIURp1hgu6   Radiohead                          Planet Telex   \n",
9028        "29   3bk7mfQWZ0acgp0hXzYQKS   Radiohead  The National Anthem (Live in France)   \n",
9029        "134  1MyqLTRhgyWPw7v107BEuI   Radiohead                                   You   \n",
9030        "22   3Y0ZPYdFsJ1ynQxpWZLNDj   Radiohead       2 + 2 = 5 (Live at Earls Court)   \n",
9031        "78   37kUGdEJJ7NaMl5LFW4EA4   Radiohead                             2 + 2 = 5   \n",
9032        "48   3pcCifdPTc2BbqmWpEhtUd   Radiohead                        Burn the Witch   \n",
9033        "\n",
9034        "     valence  \n",
9035        "20    0.0391  \n",
9036        "39    0.0585  \n",
9037        "37    0.0943  \n",
9038        "1     0.1310  \n",
9039        "122   0.2720  \n",
9040        "29    0.2870  \n",
9041        "134   0.3050  \n",
9042        "22    0.3430  \n",
9043        "78    0.3650  \n",
9044        "48    0.6250  "
9045       ]
9046      },
9047      "execution_count": 65,
9048      "metadata": {},
9049      "output_type": "execute_result"
9050     }
9051    ],
9052    "source": [
9053     "radiohead_df = pd.DataFrame(list(tracks.find({'artist_id': radiohead_id}, \n",
9054     "                              ['artist_name', 'name', 'valence'])))\n",
9055     "radiohead_df.sort_values('valence').head(10)"
9056    ]
9057   },
9058   {
9059    "cell_type": "code",
9060    "execution_count": 66,
9061    "metadata": {
9062     "collapsed": false
9063    },
9064    "outputs": [
9065     {
9066      "data": {
9067       "text/plain": [
9068        "<matplotlib.axes._subplots.AxesSubplot at 0x7f2d71dc1550>"
9069       ]
9070      },
9071      "execution_count": 66,
9072      "metadata": {},
9073      "output_type": "execute_result"
9074     },
9075     {
9076      "data": {
9077       "image/png": 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0Y77/+rA9GAw6/PdUtZ3n/EK+f0snnbST979/70znK6XE8vIywNF5Oatab4Yys13Ah9x9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\nAAAASUVORK5CYII=\n",
9078       "text/plain": [
9079        "<matplotlib.figure.Figure at 0x7f2d71d72470>"
9080       ]
9081      },
9082      "metadata": {},
9083      "output_type": "display_data"
9084     }
9085    ],
9086    "source": [
9087     "radiohead_df['valence'].hist()"
9088    ]
9089   },
9090   {
9091    "cell_type": "markdown",
9092    "metadata": {},
9093    "source": [
9094     "And now plot both on the same chart, to clearly show that Radiohead songs are generally lower-valence than The Beatles."
9095    ]
9096   },
9097   {
9098    "cell_type": "code",
9099    "execution_count": 67,
9100    "metadata": {
9101     "collapsed": false
9102    },
9103    "outputs": [
9104     {
9105      "data": {
9106       "text/plain": [
9107        "<matplotlib.axes._subplots.AxesSubplot at 0x7f2d72af9860>"
9108       ]
9109      },
9110      "execution_count": 67,
9111      "metadata": {},
9112      "output_type": "execute_result"
9113     },
9114     {
9115      "data": {
9116       "image/png": 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eaGrDGbWO99/1s5t07kjn+8933XSz6/twNBbIIpBFOnrqAFAQinpGnIMbyCKQRSCLdBR1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\n",
9117       "text/plain": [
9118        "<matplotlib.figure.Figure at 0x7f2d72afedd8>"
9119       ]
9120      },
9121      "metadata": {},
9122      "output_type": "display_data"
9123     }
9124    ],
9125    "source": [
9126     "beatles_df['valence'].hist(alpha=0.5, color='blue')\n",
9127     "radiohead_df['valence'].hist(alpha=0.5, color='red')"
9128    ]
9129   },
9130   {
9131    "cell_type": "markdown",
9132    "metadata": {},
9133    "source": [
9134     "### Sentiment<a name=\"sentiment\"></a>\n",
9135     "We can now look at the sentiment scores for the lyrics. We start by looking at the most negative songs for each artist.\n",
9136     "\n",
9137     "* [Top](#top)"
9138    ]
9139   },
9140   {
9141    "cell_type": "code",
9142    "execution_count": 68,
9143    "metadata": {
9144     "collapsed": false,
9145     "scrolled": true
9146    },
9147    "outputs": [
9148     {
9149      "data": {
9150       "text/html": [
9151        "<div>\n",
9152        "<table border=\"1\" class=\"dataframe\">\n",
9153        "  <thead>\n",
9154        "    <tr style=\"text-align: right;\">\n",
9155        "      <th></th>\n",
9156        "      <th>_id</th>\n",
9157        "      <th>artist_name</th>\n",
9158        "      <th>name</th>\n",
9159        "      <th>neg</th>\n",
9160        "      <th>neutral</th>\n",
9161        "      <th>pos</th>\n",
9162        "      <th>valence</th>\n",
9163        "    </tr>\n",
9164        "  </thead>\n",
9165        "  <tbody>\n",
9166        "    <tr>\n",
9167        "      <th>62</th>\n",
9168        "      <td>6gLmFcRwyQCQT23Df2Re9G</td>\n",
9169        "      <td>The Beatles</td>\n",
9170        "      <td>I Want You (She's So Heavy) - Remastered 2009</td>\n",
9171        "      <td>0.882642</td>\n",
9172        "      <td>0.091819</td>\n",
9173        "      <td>0.117358</td>\n",
9174        "      <td>0.416</td>\n",
9175        "    </tr>\n",
9176        "    <tr>\n",
9177        "      <th>16</th>\n",
9178        "      <td>79QDgDoBbS7pCrOjIH7ByA</td>\n",
9179        "      <td>The Beatles</td>\n",
9180        "      <td>Everybody’s Trying To Be My Baby - Live / Bonu...</td>\n",
9181        "      <td>0.866985</td>\n",
9182        "      <td>0.914332</td>\n",
9183        "      <td>0.133015</td>\n",
9184        "      <td>0.639</td>\n",
9185        "    </tr>\n",
9186        "    <tr>\n",
9187        "      <th>53</th>\n",
9188        "      <td>4311wT21Et0q3vepFwXjTu</td>\n",
9189        "      <td>The Beatles</td>\n",
9190        "      <td>One After 909 - Remastered 2009</td>\n",
9191        "      <td>0.865737</td>\n",
9192        "      <td>0.158470</td>\n",
9193        "      <td>0.134263</td>\n",
9194        "      <td>0.904</td>\n",
9195        "    </tr>\n",
9196        "    <tr>\n",
9197        "      <th>28</th>\n",
9198        "      <td>63uskN0xLezVg4281wzeQn</td>\n",
9199        "      <td>The Beatles</td>\n",
9200        "      <td>Yesterday - Remastered 2015</td>\n",
9201        "      <td>0.852156</td>\n",
9202        "      <td>0.132796</td>\n",
9203        "      <td>0.147844</td>\n",
9204        "      <td>0.348</td>\n",
9205        "    </tr>\n",
9206        "    <tr>\n",
9207        "      <th>60</th>\n",
9208        "      <td>59CLXQLZKxRPzMW8S8Gt9N</td>\n",
9209        "      <td>The Beatles</td>\n",
9210        "      <td>Oh! Darling - Remastered 2009</td>\n",
9211        "      <td>0.834624</td>\n",
9212        "      <td>0.237372</td>\n",
9213        "      <td>0.165376</td>\n",
9214        "      <td>0.518</td>\n",
9215        "    </tr>\n",
9216        "    <tr>\n",
9217        "      <th>78</th>\n",
9218        "      <td>69d54YOS8TOQiUYjX57XeA</td>\n",
9219        "      <td>The Beatles</td>\n",
9220        "      <td>A Hard Day's Night - Remastered 2009</td>\n",
9221        "      <td>0.833309</td>\n",
9222        "      <td>0.188705</td>\n",
9223        "      <td>0.166691</td>\n",
9224        "      <td>0.802</td>\n",
9225        "    </tr>\n",
9226        "    <tr>\n",
9227        "      <th>9</th>\n",
9228        "      <td>21nhooOxso7CCoHPE73w4L</td>\n",
9229        "      <td>The Beatles</td>\n",
9230        "      <td>A Hard Day's Night - Live / Remastered</td>\n",
9231        "      <td>0.833309</td>\n",
9232        "      <td>0.188705</td>\n",
9233        "      <td>0.166691</td>\n",
9234        "      <td>0.635</td>\n",
9235        "    </tr>\n",
9236        "    <tr>\n",
9237        "      <th>23</th>\n",
9238        "      <td>0mNQUZEATk2uItMUtiLWK5</td>\n",
9239        "      <td>The Beatles</td>\n",
9240        "      <td>A Hard Day's Night - Remastered 2015</td>\n",
9241        "      <td>0.833309</td>\n",
9242        "      <td>0.188705</td>\n",
9243        "      <td>0.166691</td>\n",
9244        "      <td>0.752</td>\n",
9245        "    </tr>\n",
9246        "    <tr>\n",
9247        "      <th>36</th>\n",
9248        "      <td>0wFW5NQJdNDJPcZyfYSExx</td>\n",
9249        "      <td>The Beatles</td>\n",
9250        "      <td>Hello, Goodbye - Remastered 2015</td>\n",
9251        "      <td>0.827139</td>\n",
9252        "      <td>0.163825</td>\n",
9253        "      <td>0.172861</td>\n",
9254        "      <td>0.654</td>\n",
9255        "    </tr>\n",
9256        "    <tr>\n",
9257        "      <th>4</th>\n",
9258        "      <td>0GRplBEB2FWCKutwMmS6nY</td>\n",
9259        "      <td>The Beatles</td>\n",
9260        "      <td>Ticket To Ride - Live / Remastered</td>\n",
9261        "      <td>0.825439</td>\n",
9262        "      <td>0.124786</td>\n",
9263        "      <td>0.174561</td>\n",
9264        "      <td>0.405</td>\n",
9265        "    </tr>\n",
9266        "  </tbody>\n",
9267        "</table>\n",
9268        "</div>"
9269       ],
9270       "text/plain": [
9271        "                       _id  artist_name  \\\n",
9272        "62  6gLmFcRwyQCQT23Df2Re9G  The Beatles   \n",
9273        "16  79QDgDoBbS7pCrOjIH7ByA  The Beatles   \n",
9274        "53  4311wT21Et0q3vepFwXjTu  The Beatles   \n",
9275        "28  63uskN0xLezVg4281wzeQn  The Beatles   \n",
9276        "60  59CLXQLZKxRPzMW8S8Gt9N  The Beatles   \n",
9277        "78  69d54YOS8TOQiUYjX57XeA  The Beatles   \n",
9278        "9   21nhooOxso7CCoHPE73w4L  The Beatles   \n",
9279        "23  0mNQUZEATk2uItMUtiLWK5  The Beatles   \n",
9280        "36  0wFW5NQJdNDJPcZyfYSExx  The Beatles   \n",
9281        "4   0GRplBEB2FWCKutwMmS6nY  The Beatles   \n",
9282        "\n",
9283        "                                                 name       neg   neutral  \\\n",
9284        "62      I Want You (She's So Heavy) - Remastered 2009  0.882642  0.091819   \n",
9285        "16  Everybody’s Trying To Be My Baby - Live / Bonu...  0.866985  0.914332   \n",
9286        "53                    One After 909 - Remastered 2009  0.865737  0.158470   \n",
9287        "28                        Yesterday - Remastered 2015  0.852156  0.132796   \n",
9288        "60                      Oh! Darling - Remastered 2009  0.834624  0.237372   \n",
9289        "78               A Hard Day's Night - Remastered 2009  0.833309  0.188705   \n",
9290        "9              A Hard Day's Night - Live / Remastered  0.833309  0.188705   \n",
9291        "23               A Hard Day's Night - Remastered 2015  0.833309  0.188705   \n",
9292        "36                   Hello, Goodbye - Remastered 2015  0.827139  0.163825   \n",
9293        "4                  Ticket To Ride - Live / Remastered  0.825439  0.124786   \n",
9294        "\n",
9295        "         pos  valence  \n",
9296        "62  0.117358    0.416  \n",
9297        "16  0.133015    0.639  \n",
9298        "53  0.134263    0.904  \n",
9299        "28  0.147844    0.348  \n",
9300        "60  0.165376    0.518  \n",
9301        "78  0.166691    0.802  \n",
9302        "9   0.166691    0.635  \n",
9303        "23  0.166691    0.752  \n",
9304        "36  0.172861    0.654  \n",
9305        "4   0.174561    0.405  "
9306       ]
9307      },
9308      "execution_count": 68,
9309      "metadata": {},
9310      "output_type": "execute_result"
9311     }
9312    ],
9313    "source": [
9314     "pipeline = [\n",
9315     "    {'$match': {'lyrics': {'$exists': True}, 'sentiment': {'$exists': True}, 'valence': {'$exists': True},\n",
9316     "               'artist_id': beatles_id}},\n",
9317     "    {'$project': {'artist_name': '$artist_name',\n",
9318     "                  'name': '$name',\n",
9319     "                  'valence': '$valence',\n",
9320     "                  'neg': '$sentiment.probability.neg',\n",
9321     "                  'neutral': '$sentiment.probability.neutral',\n",
9322     "                  'pos': '$sentiment.probability.pos'}}\n",
9323     "]\n",
9324     "beatles_df = pd.DataFrame(list(tracks.aggregate(pipeline)))\n",
9325     "beatles_df.sort_values('neg', ascending=False).head(10)"
9326    ]
9327   },
9328   {
9329    "cell_type": "code",
9330    "execution_count": 69,
9331    "metadata": {
9332     "collapsed": false,
9333     "scrolled": true
9334    },
9335    "outputs": [
9336     {
9337      "data": {
9338       "text/html": [
9339        "<div>\n",
9340        "<table border=\"1\" class=\"dataframe\">\n",
9341        "  <thead>\n",
9342        "    <tr style=\"text-align: right;\">\n",
9343        "      <th></th>\n",
9344        "      <th>_id</th>\n",
9345        "      <th>artist_name</th>\n",
9346        "      <th>name</th>\n",
9347        "      <th>neg</th>\n",
9348        "      <th>neutral</th>\n",
9349        "      <th>pos</th>\n",
9350        "      <th>valence</th>\n",
9351        "    </tr>\n",
9352        "  </thead>\n",
9353        "  <tbody>\n",
9354        "    <tr>\n",
9355        "      <th>2</th>\n",
9356        "      <td>6dsq7Nt5mIFzvm5kIYNORy</td>\n",
9357        "      <td>Radiohead</td>\n",
9358        "      <td>15 Step</td>\n",
9359        "      <td>0.835488</td>\n",
9360        "      <td>0.160928</td>\n",
9361        "      <td>0.164512</td>\n",
9362        "      <td>0.848</td>\n",
9363        "    </tr>\n",
9364        "    <tr>\n",
9365        "      <th>6</th>\n",
9366        "      <td>1MyqLTRhgyWPw7v107BEuI</td>\n",
9367        "      <td>Radiohead</td>\n",
9368        "      <td>You</td>\n",
9369        "      <td>0.688683</td>\n",
9370        "      <td>0.340676</td>\n",
9371        "      <td>0.311317</td>\n",
9372        "      <td>0.305</td>\n",
9373        "    </tr>\n",
9374        "    <tr>\n",
9375        "      <th>5</th>\n",
9376        "      <td>05evePUsIT1cmIURp1hgu6</td>\n",
9377        "      <td>Radiohead</td>\n",
9378        "      <td>Planet Telex</td>\n",
9379        "      <td>0.646349</td>\n",
9380        "      <td>0.233964</td>\n",
9381        "      <td>0.353651</td>\n",
9382        "      <td>0.272</td>\n",
9383        "    </tr>\n",
9384        "    <tr>\n",
9385        "      <th>4</th>\n",
9386        "      <td>3OsUjkcv1C1v5udFhgRSFg</td>\n",
9387        "      <td>Radiohead</td>\n",
9388        "      <td>Airbag</td>\n",
9389        "      <td>0.642348</td>\n",
9390        "      <td>0.919411</td>\n",
9391        "      <td>0.357652</td>\n",
9392        "      <td>0.642</td>\n",
9393        "    </tr>\n",
9394        "    <tr>\n",
9395        "      <th>3</th>\n",
9396        "      <td>37kUGdEJJ7NaMl5LFW4EA4</td>\n",
9397        "      <td>Radiohead</td>\n",
9398        "      <td>2 + 2 = 5</td>\n",
9399        "      <td>0.637656</td>\n",
9400        "      <td>0.374924</td>\n",
9401        "      <td>0.362344</td>\n",
9402        "      <td>0.365</td>\n",
9403        "    </tr>\n",
9404        "    <tr>\n",
9405        "      <th>1</th>\n",
9406        "      <td>3pcCifdPTc2BbqmWpEhtUd</td>\n",
9407        "      <td>Radiohead</td>\n",
9408        "      <td>Burn the Witch</td>\n",
9409        "      <td>0.582602</td>\n",
9410        "      <td>0.265249</td>\n",
9411        "      <td>0.417398</td>\n",
9412        "      <td>0.625</td>\n",
9413        "    </tr>\n",
9414        "    <tr>\n",
9415        "      <th>0</th>\n",
9416        "      <td>0eECFDnWy0RdjMmJ8NOeAL</td>\n",
9417        "      <td>Radiohead</td>\n",
9418        "      <td>Feral</td>\n",
9419        "      <td>0.465216</td>\n",
9420        "      <td>0.167266</td>\n",
9421        "      <td>0.534784</td>\n",
9422        "      <td>0.751</td>\n",
9423        "    </tr>\n",
9424        "  </tbody>\n",
9425        "</table>\n",
9426        "</div>"
9427       ],
9428       "text/plain": [
9429        "                      _id artist_name            name       neg   neutral  \\\n",
9430        "2  6dsq7Nt5mIFzvm5kIYNORy   Radiohead         15 Step  0.835488  0.160928   \n",
9431        "6  1MyqLTRhgyWPw7v107BEuI   Radiohead             You  0.688683  0.340676   \n",
9432        "5  05evePUsIT1cmIURp1hgu6   Radiohead    Planet Telex  0.646349  0.233964   \n",
9433        "4  3OsUjkcv1C1v5udFhgRSFg   Radiohead          Airbag  0.642348  0.919411   \n",
9434        "3  37kUGdEJJ7NaMl5LFW4EA4   Radiohead       2 + 2 = 5  0.637656  0.374924   \n",
9435        "1  3pcCifdPTc2BbqmWpEhtUd   Radiohead  Burn the Witch  0.582602  0.265249   \n",
9436        "0  0eECFDnWy0RdjMmJ8NOeAL   Radiohead           Feral  0.465216  0.167266   \n",
9437        "\n",
9438        "        pos  valence  \n",
9439        "2  0.164512    0.848  \n",
9440        "6  0.311317    0.305  \n",
9441        "5  0.353651    0.272  \n",
9442        "4  0.357652    0.642  \n",
9443        "3  0.362344    0.365  \n",
9444        "1  0.417398    0.625  \n",
9445        "0  0.534784    0.751  "
9446       ]
9447      },
9448      "execution_count": 69,
9449      "metadata": {},
9450      "output_type": "execute_result"
9451     }
9452    ],
9453    "source": [
9454     "pipeline = [\n",
9455     "    {'$match': {'lyrics': {'$exists': True}, 'sentiment': {'$exists': True}, 'valence': {'$exists': True},\n",
9456     "               'artist_id': radiohead_id}},\n",
9457     "    {'$project': {'artist_name': '$artist_name',\n",
9458     "                  'name': '$name',\n",
9459     "                  'valence': '$valence',\n",
9460     "                  'neg': '$sentiment.probability.neg',\n",
9461     "                  'neutral': '$sentiment.probability.neutral',\n",
9462     "                  'pos': '$sentiment.probability.pos'}}\n",
9463     "]\n",
9464     "radiohead_df = pd.DataFrame(list(tracks.aggregate(pipeline)))\n",
9465     "radiohead_df.sort_values('neg', ascending=False).head(10)"
9466    ]
9467   },
9468   {
9469    "cell_type": "markdown",
9470    "metadata": {},
9471    "source": [
9472     "Plot the valence/negativity scatter plot, using blue for The Beatles and red for Radiohead.\n",
9473     "\n",
9474     "If valence and negativity are correlated, I'd expect to see a trend from high negativity/low valence to low negativity/high valence."
9475    ]
9476   },
9477   {
9478    "cell_type": "code",
9479    "execution_count": 70,
9480    "metadata": {
9481     "collapsed": false
9482    },
9483    "outputs": [
9484     {
9485      "data": {
9486       "image/png": 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kEzRBuPuzZrYC+A5Rdda0u280s3OBte7+DWAa+Hsz2wT8nCiJiIhIyYJWMYmI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\nUoIQEZFEShAiIpLo/wPb759JmZyebAAAAABJRU5ErkJggg==\n",
9487       "text/plain": [
9488        "<matplotlib.figure.Figure at 0x7f2d72ad2748>"
9489       ]
9490      },
9491      "metadata": {},
9492      "output_type": "display_data"
9493     }
9494    ],
9495    "source": [
9496     "plt.scatter(beatles_df['valence'], beatles_df['neg'], color='blue')\n",
9497     "plt.scatter(radiohead_df['valence'], radiohead_df['neg'], color='red')\n",
9498     "plt.xlabel('Valence')\n",
9499     "plt.ylabel('Sentiment negativity')\n",
9500     "plt.show()"
9501    ]
9502   },
9503   {
9504    "cell_type": "markdown",
9505    "metadata": {},
9506    "source": [
9507     "Neutrality, I think, is to do with the confidence in the classification."
9508    ]
9509   },
9510   {
9511    "cell_type": "code",
9512    "execution_count": 71,
9513    "metadata": {
9514     "collapsed": false
9515    },
9516    "outputs": [
9517     {
9518      "data": {
9519       "image/png": 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LeC9wRJrBSWPivsDFTj21/Ad+bAyWLw+3TTt5A1ePrHuTdMsFo5b3udPfk8HBUGJYtSrc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\niaUEISIisf4/1627HoNm2ywAAAAASUVORK5CYII=\n",
9520       "text/plain": [
9521        "<matplotlib.figure.Figure at 0x7f2d727dab70>"
9522       ]
9523      },
9524      "metadata": {},
9525      "output_type": "display_data"
9526     }
9527    ],
9528    "source": [
9529     "plt.scatter(beatles_df['neutral'], beatles_df['neg'], color='blue')\n",
9530     "plt.scatter(radiohead_df['neutral'], radiohead_df['neg'], color='red')\n",
9531     "plt.xlabel('Sentiment neutrality')\n",
9532     "plt.ylabel('Sentiment negativity')\n",
9533     "plt.show()"
9534    ]
9535   },
9536   {
9537    "cell_type": "markdown",
9538    "metadata": {},
9539    "source": [
9540     "This plot shows that most songs have a low neutrality, so express a clear sentiment in the lyrics. Let's plot the distribution of \"neutral\" scores to highlight this."
9541    ]
9542   },
9543   {
9544    "cell_type": "code",
9545    "execution_count": 72,
9546    "metadata": {
9547     "collapsed": false
9548    },
9549    "outputs": [
9550     {
9551      "data": {
9552       "text/plain": [
9553        "<matplotlib.axes._subplots.AxesSubplot at 0x7f2d71d962e8>"
9554       ]
9555      },
9556      "execution_count": 72,
9557      "metadata": {},
9558      "output_type": "execute_result"
9559     },
9560     {
9561      "data": {
9562       "image/png": 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FYqaecDWWkEVCFvnR1AGgRmjqBWKdesJ65IQsErLIj6YOADXC6pcCMVNPmJ0mZJH0sti4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\nRK5CYII=\n",
9563       "text/plain": [
9564        "<matplotlib.figure.Figure at 0x7f2d71da92e8>"
9565       ]
9566      },
9567      "metadata": {},
9568      "output_type": "display_data"
9569     }
9570    ],
9571    "source": [
9572     "beatles_df['neutral'].hist(alpha=0.5, color='blue')\n",
9573     "radiohead_df['neutral'].hist(alpha=0.5, color='red')"
9574    ]
9575   },
9576   {
9577    "cell_type": "markdown",
9578    "metadata": {},
9579    "source": [
9580     "### Gloom index<a name=\"gloomindex\"></a>\n",
9581     "Let's recreate the \"gloom index\" idea from the original post and see what it tells us. Bear in mind that I'm using the sentiment negativity score, not the fraction of \"sad\" words.\n",
9582     "\n",
9583     "* [Top](#top)"
9584    ]
9585   },
9586   {
9587    "cell_type": "code",
9588    "execution_count": 73,
9589    "metadata": {
9590     "collapsed": false
9591    },
9592    "outputs": [
9593     {
9594      "data": {
9595       "text/html": [
9596        "<div>\n",
9597        "<table border=\"1\" class=\"dataframe\">\n",
9598        "  <thead>\n",
9599        "    <tr style=\"text-align: right;\">\n",
9600        "      <th></th>\n",
9601        "      <th>_id</th>\n",
9602        "      <th>artist_name</th>\n",
9603        "      <th>gloom</th>\n",
9604        "      <th>lyrical_density</th>\n",
9605        "      <th>name</th>\n",
9606        "      <th>neg</th>\n",
9607        "      <th>valence</th>\n",
9608        "    </tr>\n",
9609        "  </thead>\n",
9610        "  <tbody>\n",
9611        "    <tr>\n",
9612        "      <th>5</th>\n",
9613        "      <td>0GRplBEB2FWCKutwMmS6nY</td>\n",
9614        "      <td>The Beatles</td>\n",
9615        "      <td>1.475037</td>\n",
9616        "      <td>1.853118</td>\n",
9617        "      <td>Ticket To Ride - Live / Remastered</td>\n",
9618        "      <td>0.825439</td>\n",
9619        "      <td>0.405</td>\n",
9620        "    </tr>\n",
9621        "    <tr>\n",
9622        "      <th>95</th>\n",
9623        "      <td>6j3En9AD8FEAQQhhtkKBR9</td>\n",
9624        "      <td>The Rolling Stones</td>\n",
9625        "      <td>1.405004</td>\n",
9626        "      <td>3.749956</td>\n",
9627        "      <td>Continental Drift - Live - 2009 Re-Mastered Di...</td>\n",
9628        "      <td>0.408216</td>\n",
9629        "      <td>0.129</td>\n",
9630        "    </tr>\n",
9631        "    <tr>\n",
9632        "      <th>74</th>\n",
9633        "      <td>5H9q6ctIlamkqukdTrNt3k</td>\n",
9634        "      <td>The Beatles</td>\n",
9635        "      <td>1.261539</td>\n",
9636        "      <td>2.616693</td>\n",
9637        "      <td>Her Majesty - Remastered 2009</td>\n",
9638        "      <td>0.556608</td>\n",
9639        "      <td>0.490</td>\n",
9640        "    </tr>\n",
9641        "    <tr>\n",
9642        "      <th>24</th>\n",
9643        "      <td>0mNQUZEATk2uItMUtiLWK5</td>\n",
9644        "      <td>The Beatles</td>\n",
9645        "      <td>1.213645</td>\n",
9646        "      <td>1.615224</td>\n",
9647        "      <td>A Hard Day's Night - Remastered 2015</td>\n",
9648        "      <td>0.833309</td>\n",
9649        "      <td>0.752</td>\n",
9650        "    </tr>\n",
9651        "    <tr>\n",
9652        "      <th>78</th>\n",
9653        "      <td>5ou2BiQ9FxIYkxsYvYHpAT</td>\n",
9654        "      <td>The Beatles</td>\n",
9655        "      <td>1.210378</td>\n",
9656        "      <td>1.648037</td>\n",
9657        "      <td>Help! - Remastered 2009</td>\n",
9658        "      <td>0.823915</td>\n",
9659        "      <td>0.761</td>\n",
9660        "    </tr>\n",
9661        "    <tr>\n",
9662        "      <th>11</th>\n",
9663        "      <td>1alcPfZWUHh01l4Fnoo5Jt</td>\n",
9664        "      <td>The Beatles</td>\n",
9665        "      <td>1.203416</td>\n",
9666        "      <td>1.332561</td>\n",
9667        "      <td>Help! - Live / Remastered</td>\n",
9668        "      <td>0.823915</td>\n",
9669        "      <td>0.515</td>\n",
9670        "    </tr>\n",
9671        "    <tr>\n",
9672        "      <th>28</th>\n",
9673        "      <td>1dfuJYDSIc41cw5RPsaCF1</td>\n",
9674        "      <td>The Beatles</td>\n",
9675        "      <td>1.187438</td>\n",
9676        "      <td>1.651824</td>\n",
9677        "      <td>Help! - Remastered 2015</td>\n",
9678        "      <td>0.823915</td>\n",
9679        "      <td>0.810</td>\n",
9680        "    </tr>\n",
9681        "    <tr>\n",
9682        "      <th>79</th>\n",
9683        "      <td>69d54YOS8TOQiUYjX57XeA</td>\n",
9684        "      <td>The Beatles</td>\n",
9685        "      <td>1.183059</td>\n",
9686        "      <td>1.601816</td>\n",
9687        "      <td>A Hard Day's Night - Remastered 2009</td>\n",
9688        "      <td>0.833309</td>\n",
9689        "      <td>0.802</td>\n",
9690        "    </tr>\n",
9691        "    <tr>\n",
9692        "      <th>29</th>\n",
9693        "      <td>63uskN0xLezVg4281wzeQn</td>\n",
9694        "      <td>The Beatles</td>\n",
9695        "      <td>1.180468</td>\n",
9696        "      <td>1.005426</td>\n",
9697        "      <td>Yesterday - Remastered 2015</td>\n",
9698        "      <td>0.852156</td>\n",
9699        "      <td>0.348</td>\n",
9700        "    </tr>\n",
9701        "    <tr>\n",
9702        "      <th>53</th>\n",
9703        "      <td>03v6sgKUUFliGse1h04ecC</td>\n",
9704        "      <td>The Beatles</td>\n",
9705        "      <td>1.163491</td>\n",
9706        "      <td>1.061776</td>\n",
9707        "      <td>I've Got A Feeling - Remastered 2009</td>\n",
9708        "      <td>0.817733</td>\n",
9709        "      <td>0.359</td>\n",
9710        "    </tr>\n",
9711        "  </tbody>\n",
9712        "</table>\n",
9713        "</div>"
9714       ],
9715       "text/plain": [
9716        "                       _id         artist_name     gloom  lyrical_density  \\\n",
9717        "5   0GRplBEB2FWCKutwMmS6nY         The Beatles  1.475037         1.853118   \n",
9718        "95  6j3En9AD8FEAQQhhtkKBR9  The Rolling Stones  1.405004         3.749956   \n",
9719        "74  5H9q6ctIlamkqukdTrNt3k         The Beatles  1.261539         2.616693   \n",
9720        "24  0mNQUZEATk2uItMUtiLWK5         The Beatles  1.213645         1.615224   \n",
9721        "78  5ou2BiQ9FxIYkxsYvYHpAT         The Beatles  1.210378         1.648037   \n",
9722        "11  1alcPfZWUHh01l4Fnoo5Jt         The Beatles  1.203416         1.332561   \n",
9723        "28  1dfuJYDSIc41cw5RPsaCF1         The Beatles  1.187438         1.651824   \n",
9724        "79  69d54YOS8TOQiUYjX57XeA         The Beatles  1.183059         1.601816   \n",
9725        "29  63uskN0xLezVg4281wzeQn         The Beatles  1.180468         1.005426   \n",
9726        "53  03v6sgKUUFliGse1h04ecC         The Beatles  1.163491         1.061776   \n",
9727        "\n",
9728        "                                                 name       neg  valence  \n",
9729        "5                  Ticket To Ride - Live / Remastered  0.825439    0.405  \n",
9730        "95  Continental Drift - Live - 2009 Re-Mastered Di...  0.408216    0.129  \n",
9731        "74                      Her Majesty - Remastered 2009  0.556608    0.490  \n",
9732        "24               A Hard Day's Night - Remastered 2015  0.833309    0.752  \n",
9733        "78                            Help! - Remastered 2009  0.823915    0.761  \n",
9734        "11                          Help! - Live / Remastered  0.823915    0.515  \n",
9735        "28                            Help! - Remastered 2015  0.823915    0.810  \n",
9736        "79               A Hard Day's Night - Remastered 2009  0.833309    0.802  \n",
9737        "29                        Yesterday - Remastered 2015  0.852156    0.348  \n",
9738        "53               I've Got A Feeling - Remastered 2009  0.817733    0.359  "
9739       ]
9740      },
9741      "execution_count": 73,
9742      "metadata": {},
9743      "output_type": "execute_result"
9744     }
9745    ],
9746    "source": [
9747     "pipeline = [\n",
9748     "    {'$match': {'lyrics': {'$exists': True}, 'sentiment': {'$exists': True}, 'valence': {'$exists': True}}},\n",
9749     "    {'$project': {'artist_name': '$artist_name',\n",
9750     "                  'name': '$name',\n",
9751     "                  'valence': '$valence',\n",
9752     "                  'neg': '$sentiment.probability.neg',\n",
9753     "                  'lyrical_density': '$lyrical_density',\n",
9754     "                  'gloom': {'$divide': [{'$add': [{'$subtract': [1, '$valence']},\n",
9755     "                                                  {'$multiply': ['$sentiment.probability.neg', \n",
9756     "                                                                 {'$add': ['$lyrical_density', 1]}]}]}, \n",
9757     "                                        2]}}}]\n",
9758     "results = pd.DataFrame(list(tracks.aggregate(pipeline)))\n",
9759     "results.sort_values('gloom', ascending=False).head(10)"
9760    ]
9761   },
9762   {
9763    "cell_type": "markdown",
9764    "metadata": {},
9765    "source": [
9766     "Interestingly, the gloomiest songs seem pretty evenly spread between Radiohead and The Beatles."
9767    ]
9768   },
9769   {
9770    "cell_type": "code",
9771    "execution_count": 74,
9772    "metadata": {
9773     "collapsed": false
9774    },
9775    "outputs": [
9776     {
9777      "data": {
9778       "text/html": [
9779        "<div>\n",
9780        "<table border=\"1\" class=\"dataframe\">\n",
9781        "  <thead>\n",
9782        "    <tr style=\"text-align: right;\">\n",
9783        "      <th></th>\n",
9784        "      <th>_id</th>\n",
9785        "      <th>artist_name</th>\n",
9786        "      <th>gloom</th>\n",
9787        "      <th>lyrical_density</th>\n",
9788        "      <th>name</th>\n",
9789        "      <th>neg</th>\n",
9790        "      <th>valence</th>\n",
9791        "    </tr>\n",
9792        "  </thead>\n",
9793        "  <tbody>\n",
9794        "    <tr>\n",
9795        "      <th>3</th>\n",
9796        "      <td>37kUGdEJJ7NaMl5LFW4EA4</td>\n",
9797        "      <td>Radiohead</td>\n",
9798        "      <td>0.981767</td>\n",
9799        "      <td>1.083467</td>\n",
9800        "      <td>2 + 2 = 5</td>\n",
9801        "      <td>0.637656</td>\n",
9802        "      <td>0.365</td>\n",
9803        "    </tr>\n",
9804        "    <tr>\n",
9805        "      <th>6</th>\n",
9806        "      <td>1MyqLTRhgyWPw7v107BEuI</td>\n",
9807        "      <td>Radiohead</td>\n",
9808        "      <td>0.833758</td>\n",
9809        "      <td>0.412140</td>\n",
9810        "      <td>You</td>\n",
9811        "      <td>0.688683</td>\n",
9812        "      <td>0.305</td>\n",
9813        "    </tr>\n",
9814        "    <tr>\n",
9815        "      <th>5</th>\n",
9816        "      <td>05evePUsIT1cmIURp1hgu6</td>\n",
9817        "      <td>Radiohead</td>\n",
9818        "      <td>0.828065</td>\n",
9819        "      <td>0.435957</td>\n",
9820        "      <td>Planet Telex</td>\n",
9821        "      <td>0.646349</td>\n",
9822        "      <td>0.272</td>\n",
9823        "    </tr>\n",
9824        "    <tr>\n",
9825        "      <th>2</th>\n",
9826        "      <td>6dsq7Nt5mIFzvm5kIYNORy</td>\n",
9827        "      <td>Radiohead</td>\n",
9828        "      <td>0.775417</td>\n",
9829        "      <td>0.674272</td>\n",
9830        "      <td>15 Step</td>\n",
9831        "      <td>0.835488</td>\n",
9832        "      <td>0.848</td>\n",
9833        "    </tr>\n",
9834        "    <tr>\n",
9835        "      <th>1</th>\n",
9836        "      <td>3pcCifdPTc2BbqmWpEhtUd</td>\n",
9837        "      <td>Radiohead</td>\n",
9838        "      <td>0.606884</td>\n",
9839        "      <td>0.439692</td>\n",
9840        "      <td>Burn the Witch</td>\n",
9841        "      <td>0.582602</td>\n",
9842        "      <td>0.625</td>\n",
9843        "    </tr>\n",
9844        "    <tr>\n",
9845        "      <th>4</th>\n",
9846        "      <td>3OsUjkcv1C1v5udFhgRSFg</td>\n",
9847        "      <td>Radiohead</td>\n",
9848        "      <td>0.606161</td>\n",
9849        "      <td>0.329999</td>\n",
9850        "      <td>Airbag</td>\n",
9851        "      <td>0.642348</td>\n",
9852        "      <td>0.642</td>\n",
9853        "    </tr>\n",
9854        "    <tr>\n",
9855        "      <th>0</th>\n",
9856        "      <td>0eECFDnWy0RdjMmJ8NOeAL</td>\n",
9857        "      <td>Radiohead</td>\n",
9858        "      <td>0.378831</td>\n",
9859        "      <td>0.093389</td>\n",
9860        "      <td>Feral</td>\n",
9861        "      <td>0.465216</td>\n",
9862        "      <td>0.751</td>\n",
9863        "    </tr>\n",
9864        "  </tbody>\n",
9865        "</table>\n",
9866        "</div>"
9867       ],
9868       "text/plain": [
9869        "                      _id artist_name     gloom  lyrical_density  \\\n",
9870        "3  37kUGdEJJ7NaMl5LFW4EA4   Radiohead  0.981767         1.083467   \n",
9871        "6  1MyqLTRhgyWPw7v107BEuI   Radiohead  0.833758         0.412140   \n",
9872        "5  05evePUsIT1cmIURp1hgu6   Radiohead  0.828065         0.435957   \n",
9873        "2  6dsq7Nt5mIFzvm5kIYNORy   Radiohead  0.775417         0.674272   \n",
9874        "1  3pcCifdPTc2BbqmWpEhtUd   Radiohead  0.606884         0.439692   \n",
9875        "4  3OsUjkcv1C1v5udFhgRSFg   Radiohead  0.606161         0.329999   \n",
9876        "0  0eECFDnWy0RdjMmJ8NOeAL   Radiohead  0.378831         0.093389   \n",
9877        "\n",
9878        "             name       neg  valence  \n",
9879        "3       2 + 2 = 5  0.637656    0.365  \n",
9880        "6             You  0.688683    0.305  \n",
9881        "5    Planet Telex  0.646349    0.272  \n",
9882        "2         15 Step  0.835488    0.848  \n",
9883        "1  Burn the Witch  0.582602    0.625  \n",
9884        "4          Airbag  0.642348    0.642  \n",
9885        "0           Feral  0.465216    0.751  "
9886       ]
9887      },
9888      "execution_count": 74,
9889      "metadata": {},
9890      "output_type": "execute_result"
9891     }
9892    ],
9893    "source": [
9894     "pipeline = [\n",
9895     "    {'$match': {'lyrics': {'$exists': True}, 'sentiment': {'$exists': True}, 'valence': {'$exists': True},\n",
9896     "               'artist_id': radiohead_id}},\n",
9897     "    {'$project': {'artist_name': '$artist_name',\n",
9898     "                  'name': '$name',\n",
9899     "                  'valence': '$valence',\n",
9900     "                  'neg': '$sentiment.probability.neg',\n",
9901     "                  'lyrical_density': '$lyrical_density',\n",
9902     "                  'gloom': {'$divide': [{'$add': [{'$subtract': [1, '$valence']},\n",
9903     "                                                  {'$multiply': ['$sentiment.probability.neg', \n",
9904     "                                                                 {'$add': ['$lyrical_density', 1]}]}]}, \n",
9905     "                                        2]}}}]\n",
9906     "results = pd.DataFrame(list(tracks.aggregate(pipeline)))\n",
9907     "results.sort_values('gloom', ascending=False).head(10)"
9908    ]
9909   },
9910   {
9911    "cell_type": "markdown",
9912    "metadata": {},
9913    "source": [
9914     "These, in theory, are the most depressing Radiohead songs. For information, the [fitteR happieR songs](http://rcharlie.com/2017-02-16-fitteR-happieR/) were:\n",
9915     "\n",
9916     "  | gloom_index|               track_name\n",
9917     "--|------------|--------------------------|\n",
9918     "1 |        1.00 |           True Love Waits\n",
9919     "2 |        6.46 |        Give Up The Ghost\n",
9920     "3 |        9.35 | Motion Picture Soundtrack\n",
9921     "4 |       13.70 |                 Let Down\n",
9922     "5 |       14.15 |             Pyramid Song\n",
9923     "6 |       14.57 |  Exit Music (For a Film)\n",
9924     "7 |       15.29 |          Dollars & Cents\n",
9925     "8 |       15.69 |              High And Dry\n",
9926     "9 |       15.80 | Tinker Tailor Soldier ...\n",
9927     "10|       16.03 |                Videotape\n",
9928     "\n",
9929     "...which has only one song in common, \"Let Down\". I'm not convinced by this analysis.\n",
9930     "\n",
9931     "What does the same analysis say for The Beatles?"
9932    ]
9933   },
9934   {
9935    "cell_type": "code",
9936    "execution_count": 75,
9937    "metadata": {
9938     "collapsed": false
9939    },
9940    "outputs": [
9941     {
9942      "data": {
9943       "text/html": [
9944        "<div>\n",
9945        "<table border=\"1\" class=\"dataframe\">\n",
9946        "  <thead>\n",
9947        "    <tr style=\"text-align: right;\">\n",
9948        "      <th></th>\n",
9949        "      <th>_id</th>\n",
9950        "      <th>artist_name</th>\n",
9951        "      <th>gloom</th>\n",
9952        "      <th>lyrical_density</th>\n",
9953        "      <th>name</th>\n",
9954        "      <th>neg</th>\n",
9955        "      <th>valence</th>\n",
9956        "    </tr>\n",
9957        "  </thead>\n",
9958        "  <tbody>\n",
9959        "    <tr>\n",
9960        "      <th>4</th>\n",
9961        "      <td>0GRplBEB2FWCKutwMmS6nY</td>\n",
9962        "      <td>The Beatles</td>\n",
9963        "      <td>1.475037</td>\n",
9964        "      <td>1.853118</td>\n",
9965        "      <td>Ticket To Ride - Live / Remastered</td>\n",
9966        "      <td>0.825439</td>\n",
9967        "      <td>0.405</td>\n",
9968        "    </tr>\n",
9969        "    <tr>\n",
9970        "      <th>73</th>\n",
9971        "      <td>5H9q6ctIlamkqukdTrNt3k</td>\n",
9972        "      <td>The Beatles</td>\n",
9973        "      <td>1.261539</td>\n",
9974        "      <td>2.616693</td>\n",
9975        "      <td>Her Majesty - Remastered 2009</td>\n",
9976        "      <td>0.556608</td>\n",
9977        "      <td>0.490</td>\n",
9978        "    </tr>\n",
9979        "    <tr>\n",
9980        "      <th>23</th>\n",
9981        "      <td>0mNQUZEATk2uItMUtiLWK5</td>\n",
9982        "      <td>The Beatles</td>\n",
9983        "      <td>1.213645</td>\n",
9984        "      <td>1.615224</td>\n",
9985        "      <td>A Hard Day's Night - Remastered 2015</td>\n",
9986        "      <td>0.833309</td>\n",
9987        "      <td>0.752</td>\n",
9988        "    </tr>\n",
9989        "    <tr>\n",
9990        "      <th>77</th>\n",
9991        "      <td>5ou2BiQ9FxIYkxsYvYHpAT</td>\n",
9992        "      <td>The Beatles</td>\n",
9993        "      <td>1.210378</td>\n",
9994        "      <td>1.648037</td>\n",
9995        "      <td>Help! - Remastered 2009</td>\n",
9996        "      <td>0.823915</td>\n",
9997        "      <td>0.761</td>\n",
9998        "    </tr>\n",
9999        "    <tr>\n",
10000        "      <th>10</th>\n",
10001        "      <td>1alcPfZWUHh01l4Fnoo5Jt</td>\n",
10002        "      <td>The Beatles</td>\n",
10003        "      <td>1.203416</td>\n",
10004        "      <td>1.332561</td>\n",
10005        "      <td>Help! - Live / Remastered</td>\n",
10006        "      <td>0.823915</td>\n",
10007        "      <td>0.515</td>\n",
10008        "    </tr>\n",
10009        "    <tr>\n",
10010        "      <th>27</th>\n",
10011        "      <td>1dfuJYDSIc41cw5RPsaCF1</td>\n",
10012        "      <td>The Beatles</td>\n",
10013        "      <td>1.187438</td>\n",
10014        "      <td>1.651824</td>\n",
10015        "      <td>Help! - Remastered 2015</td>\n",
10016        "      <td>0.823915</td>\n",
10017        "      <td>0.810</td>\n",
10018        "    </tr>\n",
10019        "    <tr>\n",
10020        "      <th>78</th>\n",
10021        "      <td>69d54YOS8TOQiUYjX57XeA</td>\n",
10022        "      <td>The Beatles</td>\n",
10023        "      <td>1.183059</td>\n",
10024        "      <td>1.601816</td>\n",
10025        "      <td>A Hard Day's Night - Remastered 2009</td>\n",
10026        "      <td>0.833309</td>\n",
10027        "      <td>0.802</td>\n",
10028        "    </tr>\n",
10029        "    <tr>\n",
10030        "      <th>28</th>\n",
10031        "      <td>63uskN0xLezVg4281wzeQn</td>\n",
10032        "      <td>The Beatles</td>\n",
10033        "      <td>1.180468</td>\n",
10034        "      <td>1.005426</td>\n",
10035        "      <td>Yesterday - Remastered 2015</td>\n",
10036        "      <td>0.852156</td>\n",
10037        "      <td>0.348</td>\n",
10038        "    </tr>\n",
10039        "    <tr>\n",
10040        "      <th>52</th>\n",
10041        "      <td>03v6sgKUUFliGse1h04ecC</td>\n",
10042        "      <td>The Beatles</td>\n",
10043        "      <td>1.163491</td>\n",
10044        "      <td>1.061776</td>\n",
10045        "      <td>I've Got A Feeling - Remastered 2009</td>\n",
10046        "      <td>0.817733</td>\n",
10047        "      <td>0.359</td>\n",
10048        "    </tr>\n",
10049        "    <tr>\n",
10050        "      <th>1</th>\n",
10051        "      <td>4edArG2VehvJdwOZfYOxtK</td>\n",
10052        "      <td>The Beatles</td>\n",
10053        "      <td>1.161653</td>\n",
10054        "      <td>2.823318</td>\n",
10055        "      <td>Twist And Shout - Live / Remastered</td>\n",
10056        "      <td>0.499908</td>\n",
10057        "      <td>0.588</td>\n",
10058        "    </tr>\n",
10059        "  </tbody>\n",
10060        "</table>\n",
10061        "</div>"
10062       ],
10063       "text/plain": [
10064        "                       _id  artist_name     gloom  lyrical_density  \\\n",
10065        "4   0GRplBEB2FWCKutwMmS6nY  The Beatles  1.475037         1.853118   \n",
10066        "73  5H9q6ctIlamkqukdTrNt3k  The Beatles  1.261539         2.616693   \n",
10067        "23  0mNQUZEATk2uItMUtiLWK5  The Beatles  1.213645         1.615224   \n",
10068        "77  5ou2BiQ9FxIYkxsYvYHpAT  The Beatles  1.210378         1.648037   \n",
10069        "10  1alcPfZWUHh01l4Fnoo5Jt  The Beatles  1.203416         1.332561   \n",
10070        "27  1dfuJYDSIc41cw5RPsaCF1  The Beatles  1.187438         1.651824   \n",
10071        "78  69d54YOS8TOQiUYjX57XeA  The Beatles  1.183059         1.601816   \n",
10072        "28  63uskN0xLezVg4281wzeQn  The Beatles  1.180468         1.005426   \n",
10073        "52  03v6sgKUUFliGse1h04ecC  The Beatles  1.163491         1.061776   \n",
10074        "1   4edArG2VehvJdwOZfYOxtK  The Beatles  1.161653         2.823318   \n",
10075        "\n",
10076        "                                    name       neg  valence  \n",
10077        "4     Ticket To Ride - Live / Remastered  0.825439    0.405  \n",
10078        "73         Her Majesty - Remastered 2009  0.556608    0.490  \n",
10079        "23  A Hard Day's Night - Remastered 2015  0.833309    0.752  \n",
10080        "77               Help! - Remastered 2009  0.823915    0.761  \n",
10081        "10             Help! - Live / Remastered  0.823915    0.515  \n",
10082        "27               Help! - Remastered 2015  0.823915    0.810  \n",
10083        "78  A Hard Day's Night - Remastered 2009  0.833309    0.802  \n",
10084        "28           Yesterday - Remastered 2015  0.852156    0.348  \n",
10085        "52  I've Got A Feeling - Remastered 2009  0.817733    0.359  \n",
10086        "1    Twist And Shout - Live / Remastered  0.499908    0.588  "
10087       ]
10088      },
10089      "execution_count": 75,
10090      "metadata": {},
10091      "output_type": "execute_result"
10092     }
10093    ],
10094    "source": [
10095     "pipeline = [\n",
10096     "    {'$match': {'lyrics': {'$exists': True}, 'sentiment': {'$exists': True}, 'valence': {'$exists': True},\n",
10097     "               'artist_id': beatles_id}},\n",
10098     "    {'$project': {'artist_name': '$artist_name',\n",
10099     "                  'name': '$name',\n",
10100     "                  'valence': '$valence',\n",
10101     "                  'neg': '$sentiment.probability.neg',\n",
10102     "                  'lyrical_density': '$lyrical_density',\n",
10103     "                  'gloom': {'$divide': [{'$add': [{'$subtract': [1, '$valence']},\n",
10104     "                                                  {'$multiply': ['$sentiment.probability.neg', \n",
10105     "                                                                 {'$add': ['$lyrical_density', 1]}]}]}, \n",
10106     "                                        2]}}}]\n",
10107     "results = pd.DataFrame(list(tracks.aggregate(pipeline)))\n",
10108     "results.sort_values('gloom', ascending=False).head(10)"
10109    ]
10110   },
10111   {
10112    "cell_type": "markdown",
10113    "metadata": {},
10114    "source": [
10115     "### Revised gloom index<a name=\"revisedgloomindex\"></a>\n",
10116     "I don't like the calculation for gloom index. If the point of \"lyrical density\" is to scale the gloom index between valence and sentiment, depending on how many words are in the song. Let's do that weighting properly.\n",
10117     "\n",
10118     "$$gloom = \\frac{(1 - normedLyricDensity)\\times(1 - valence) + normedLyricDensity \\times negativity }{2}$$\n",
10119     "\n",
10120     "* [Top](#top)"
10121    ]
10122   },
10123   {
10124    "cell_type": "code",
10125    "execution_count": 76,
10126    "metadata": {
10127     "collapsed": false,
10128     "scrolled": true
10129    },
10130    "outputs": [
10131     {
10132      "data": {
10133       "text/html": [
10134        "<div>\n",
10135        "<table border=\"1\" class=\"dataframe\">\n",
10136        "  <thead>\n",
10137        "    <tr style=\"text-align: right;\">\n",
10138        "      <th></th>\n",
10139        "      <th>_id</th>\n",
10140        "      <th>artist_name</th>\n",
10141        "      <th>lyrical_density</th>\n",
10142        "      <th>name</th>\n",
10143        "      <th>neg</th>\n",
10144        "      <th>valence</th>\n",
10145        "      <th>scaled_ld</th>\n",
10146        "      <th>gloom</th>\n",
10147        "    </tr>\n",
10148        "  </thead>\n",
10149        "  <tbody>\n",
10150        "    <tr>\n",
10151        "      <th>0</th>\n",
10152        "      <td>2ucFulEWapRAmTn7l6f5Q7</td>\n",
10153        "      <td>The Beatles</td>\n",
10154        "      <td>0.169898</td>\n",
10155        "      <td>Wild Honey Pie - Remastered 2009</td>\n",
10156        "      <td>0.391178</td>\n",
10157        "      <td>0.153</td>\n",
10158        "      <td>0.020924</td>\n",
10159        "      <td>0.418731</td>\n",
10160        "    </tr>\n",
10161        "    <tr>\n",
10162        "      <th>65</th>\n",
10163        "      <td>4cLoL5KPfE1hAwfsO84FX7</td>\n",
10164        "      <td>The Beatles</td>\n",
10165        "      <td>0.325955</td>\n",
10166        "      <td>Because - Remastered 2009</td>\n",
10167        "      <td>0.466254</td>\n",
10168        "      <td>0.162</td>\n",
10169        "      <td>0.063602</td>\n",
10170        "      <td>0.407178</td>\n",
10171        "    </tr>\n",
10172        "    <tr>\n",
10173        "      <th>67</th>\n",
10174        "      <td>3jPXnX4SskFgAcC4YBKOwN</td>\n",
10175        "      <td>The Beatles</td>\n",
10176        "      <td>0.273472</td>\n",
10177        "      <td>Sun King - Remastered 2009</td>\n",
10178        "      <td>0.300809</td>\n",
10179        "      <td>0.197</td>\n",
10180        "      <td>0.049249</td>\n",
10181        "      <td>0.389134</td>\n",
10182        "    </tr>\n",
10183        "    <tr>\n",
10184        "      <th>91</th>\n",
10185        "      <td>20eJRZyvdYZ5Bx7nHs570i</td>\n",
10186        "      <td>The Rolling Stones</td>\n",
10187        "      <td>0.711824</td>\n",
10188        "      <td>Neighbours - Live Licks Tour - 2009 Re-Mastere...</td>\n",
10189        "      <td>0.728527</td>\n",
10190        "      <td>0.212</td>\n",
10191        "      <td>0.169130</td>\n",
10192        "      <td>0.388971</td>\n",
10193        "    </tr>\n",
10194        "    <tr>\n",
10195        "      <th>43</th>\n",
10196        "      <td>7iABnSNZciNepqGtjMQxxd</td>\n",
10197        "      <td>The Beatles</td>\n",
10198        "      <td>0.800176</td>\n",
10199        "      <td>Come Together - Remastered 2015</td>\n",
10200        "      <td>0.562552</td>\n",
10201        "      <td>0.178</td>\n",
10202        "      <td>0.193293</td>\n",
10203        "      <td>0.385925</td>\n",
10204        "    </tr>\n",
10205        "    <tr>\n",
10206        "      <th>58</th>\n",
10207        "      <td>0MKqeOVdZcUFGJvWpGCKbG</td>\n",
10208        "      <td>The Beatles</td>\n",
10209        "      <td>0.796316</td>\n",
10210        "      <td>Come Together - Remastered 2009</td>\n",
10211        "      <td>0.562552</td>\n",
10212        "      <td>0.179</td>\n",
10213        "      <td>0.192237</td>\n",
10214        "      <td>0.385658</td>\n",
10215        "    </tr>\n",
10216        "    <tr>\n",
10217        "      <th>66</th>\n",
10218        "      <td>71Ij3VBYQWMrng61Ae4tBu</td>\n",
10219        "      <td>The Beatles</td>\n",
10220        "      <td>0.592658</td>\n",
10221        "      <td>You Never Give Me Your Money - Remastered 2009</td>\n",
10222        "      <td>0.753448</td>\n",
10223        "      <td>0.226</td>\n",
10224        "      <td>0.136541</td>\n",
10225        "      <td>0.385597</td>\n",
10226        "    </tr>\n",
10227        "    <tr>\n",
10228        "      <th>73</th>\n",
10229        "      <td>0SAqxgrtLO0GzXBeilxHQs</td>\n",
10230        "      <td>The Beatles</td>\n",
10231        "      <td>0.543735</td>\n",
10232        "      <td>The End - Remastered 2009</td>\n",
10233        "      <td>0.478610</td>\n",
10234        "      <td>0.207</td>\n",
10235        "      <td>0.123161</td>\n",
10236        "      <td>0.377140</td>\n",
10237        "    </tr>\n",
10238        "    <tr>\n",
10239        "      <th>86</th>\n",
10240        "      <td>05evePUsIT1cmIURp1hgu6</td>\n",
10241        "      <td>Radiohead</td>\n",
10242        "      <td>0.435957</td>\n",
10243        "      <td>Planet Telex</td>\n",
10244        "      <td>0.646349</td>\n",
10245        "      <td>0.272</td>\n",
10246        "      <td>0.093686</td>\n",
10247        "      <td>0.360175</td>\n",
10248        "    </tr>\n",
10249        "    <tr>\n",
10250        "      <th>40</th>\n",
10251        "      <td>4ajbplh2IXiJkXjQiq5aqq</td>\n",
10252        "      <td>The Beatles</td>\n",
10253        "      <td>1.168048</td>\n",
10254        "      <td>Get Back - Remastered 2015</td>\n",
10255        "      <td>0.538810</td>\n",
10256        "      <td>0.212</td>\n",
10257        "      <td>0.293898</td>\n",
10258        "      <td>0.357382</td>\n",
10259        "    </tr>\n",
10260        "  </tbody>\n",
10261        "</table>\n",
10262        "</div>"
10263       ],
10264       "text/plain": [
10265        "                       _id         artist_name  lyrical_density  \\\n",
10266        "0   2ucFulEWapRAmTn7l6f5Q7         The Beatles         0.169898   \n",
10267        "65  4cLoL5KPfE1hAwfsO84FX7         The Beatles         0.325955   \n",
10268        "67  3jPXnX4SskFgAcC4YBKOwN         The Beatles         0.273472   \n",
10269        "91  20eJRZyvdYZ5Bx7nHs570i  The Rolling Stones         0.711824   \n",
10270        "43  7iABnSNZciNepqGtjMQxxd         The Beatles         0.800176   \n",
10271        "58  0MKqeOVdZcUFGJvWpGCKbG         The Beatles         0.796316   \n",
10272        "66  71Ij3VBYQWMrng61Ae4tBu         The Beatles         0.592658   \n",
10273        "73  0SAqxgrtLO0GzXBeilxHQs         The Beatles         0.543735   \n",
10274        "86  05evePUsIT1cmIURp1hgu6           Radiohead         0.435957   \n",
10275        "40  4ajbplh2IXiJkXjQiq5aqq         The Beatles         1.168048   \n",
10276        "\n",
10277        "                                                 name       neg  valence  \\\n",
10278        "0                    Wild Honey Pie - Remastered 2009  0.391178    0.153   \n",
10279        "65                          Because - Remastered 2009  0.466254    0.162   \n",
10280        "67                         Sun King - Remastered 2009  0.300809    0.197   \n",
10281        "91  Neighbours - Live Licks Tour - 2009 Re-Mastere...  0.728527    0.212   \n",
10282        "43                    Come Together - Remastered 2015  0.562552    0.178   \n",
10283        "58                    Come Together - Remastered 2009  0.562552    0.179   \n",
10284        "66     You Never Give Me Your Money - Remastered 2009  0.753448    0.226   \n",
10285        "73                          The End - Remastered 2009  0.478610    0.207   \n",
10286        "86                                       Planet Telex  0.646349    0.272   \n",
10287        "40                         Get Back - Remastered 2015  0.538810    0.212   \n",
10288        "\n",
10289        "    scaled_ld     gloom  \n",
10290        "0    0.020924  0.418731  \n",
10291        "65   0.063602  0.407178  \n",
10292        "67   0.049249  0.389134  \n",
10293        "91   0.169130  0.388971  \n",
10294        "43   0.193293  0.385925  \n",
10295        "58   0.192237  0.385658  \n",
10296        "66   0.136541  0.385597  \n",
10297        "73   0.123161  0.377140  \n",
10298        "86   0.093686  0.360175  \n",
10299        "40   0.293898  0.357382  "
10300       ]
10301      },
10302      "execution_count": 76,
10303      "metadata": {},
10304      "output_type": "execute_result"
10305     }
10306    ],
10307    "source": [
10308     "pipeline = [\n",
10309     "    {'$match': {'lyrics': {'$exists': True}, 'sentiment': {'$exists': True}, 'valence': {'$exists': True}}},\n",
10310     "    {'$project': {'artist_name': '$artist_name',\n",
10311     "                  'name': '$name',\n",
10312     "                  'valence': '$valence',\n",
10313     "                  'neg': '$sentiment.probability.neg',\n",
10314     "                  'lyrical_density': '$lyrical_density'}}]\n",
10315     "results = pd.DataFrame(list(tracks.aggregate(pipeline)))\n",
10316     "\n",
10317     "# Use pandas to scale the lyrical density values to the range 0 -1\n",
10318     "results['scaled_ld'] = (results['lyrical_density'] - results['lyrical_density'].min()) / \\\n",
10319     "    (results['lyrical_density'].max() - results['lyrical_density'].min())\n",
10320     "\n",
10321     "# Define a Python function to calculate the revised gloom index\n",
10322     "def gloom(row):\n",
10323     "    w_valence = (1 - row['valence']) * (1 - row['scaled_ld'])\n",
10324     "    w_neg = row['neg'] * row['scaled_ld']\n",
10325     "    return (w_valence + w_neg) / 2\n",
10326     "\n",
10327     "# Apply this function to create a new column\n",
10328     "results['gloom'] = results.apply(gloom, axis=1)\n",
10329     "\n",
10330     "# Push the results back into the database\n",
10331     "for row in results.itertuples():\n",
10332     "    tracks.update_one({'_id': row[1]}, {'$set': {'gloom': row.gloom}})\n",
10333     "\n",
10334     "results.sort_values('gloom', ascending=False).head(10)"
10335    ]
10336   },
10337   {
10338    "cell_type": "code",
10339    "execution_count": 77,
10340    "metadata": {
10341     "collapsed": false
10342    },
10343    "outputs": [
10344     {
10345      "data": {
10346       "text/html": [
10347        "<div>\n",
10348        "<table border=\"1\" class=\"dataframe\">\n",
10349        "  <thead>\n",
10350        "    <tr style=\"text-align: right;\">\n",
10351        "      <th></th>\n",
10352        "      <th>_id</th>\n",
10353        "      <th>artist_name</th>\n",
10354        "      <th>lyrical_density</th>\n",
10355        "      <th>name</th>\n",
10356        "      <th>neg</th>\n",
10357        "      <th>valence</th>\n",
10358        "      <th>scaled_ld</th>\n",
10359        "      <th>gloom</th>\n",
10360        "    </tr>\n",
10361        "  </thead>\n",
10362        "  <tbody>\n",
10363        "    <tr>\n",
10364        "      <th>86</th>\n",
10365        "      <td>05evePUsIT1cmIURp1hgu6</td>\n",
10366        "      <td>Radiohead</td>\n",
10367        "      <td>0.435957</td>\n",
10368        "      <td>Planet Telex</td>\n",
10369        "      <td>0.646349</td>\n",
10370        "      <td>0.272</td>\n",
10371        "      <td>0.093686</td>\n",
10372        "      <td>0.360175</td>\n",
10373        "    </tr>\n",
10374        "    <tr>\n",
10375        "      <th>87</th>\n",
10376        "      <td>1MyqLTRhgyWPw7v107BEuI</td>\n",
10377        "      <td>Radiohead</td>\n",
10378        "      <td>0.412140</td>\n",
10379        "      <td>You</td>\n",
10380        "      <td>0.688683</td>\n",
10381        "      <td>0.305</td>\n",
10382        "      <td>0.087172</td>\n",
10383        "      <td>0.347225</td>\n",
10384        "    </tr>\n",
10385        "    <tr>\n",
10386        "      <th>84</th>\n",
10387        "      <td>37kUGdEJJ7NaMl5LFW4EA4</td>\n",
10388        "      <td>Radiohead</td>\n",
10389        "      <td>1.083467</td>\n",
10390        "      <td>2 + 2 = 5</td>\n",
10391        "      <td>0.637656</td>\n",
10392        "      <td>0.365</td>\n",
10393        "      <td>0.270767</td>\n",
10394        "      <td>0.317860</td>\n",
10395        "    </tr>\n",
10396        "    <tr>\n",
10397        "      <th>82</th>\n",
10398        "      <td>3pcCifdPTc2BbqmWpEhtUd</td>\n",
10399        "      <td>Radiohead</td>\n",
10400        "      <td>0.439692</td>\n",
10401        "      <td>Burn the Witch</td>\n",
10402        "      <td>0.582602</td>\n",
10403        "      <td>0.625</td>\n",
10404        "      <td>0.094707</td>\n",
10405        "      <td>0.197331</td>\n",
10406        "    </tr>\n",
10407        "    <tr>\n",
10408        "      <th>85</th>\n",
10409        "      <td>3OsUjkcv1C1v5udFhgRSFg</td>\n",
10410        "      <td>Radiohead</td>\n",
10411        "      <td>0.329999</td>\n",
10412        "      <td>Airbag</td>\n",
10413        "      <td>0.642348</td>\n",
10414        "      <td>0.642</td>\n",
10415        "      <td>0.064708</td>\n",
10416        "      <td>0.188200</td>\n",
10417        "    </tr>\n",
10418        "    <tr>\n",
10419        "      <th>83</th>\n",
10420        "      <td>6dsq7Nt5mIFzvm5kIYNORy</td>\n",
10421        "      <td>Radiohead</td>\n",
10422        "      <td>0.674272</td>\n",
10423        "      <td>15 Step</td>\n",
10424        "      <td>0.835488</td>\n",
10425        "      <td>0.848</td>\n",
10426        "      <td>0.158860</td>\n",
10427        "      <td>0.130290</td>\n",
10428        "    </tr>\n",
10429        "    <tr>\n",
10430        "      <th>1</th>\n",
10431        "      <td>0eECFDnWy0RdjMmJ8NOeAL</td>\n",
10432        "      <td>Radiohead</td>\n",
10433        "      <td>0.093389</td>\n",
10434        "      <td>Feral</td>\n",
10435        "      <td>0.465216</td>\n",
10436        "      <td>0.751</td>\n",
10437        "      <td>0.000000</td>\n",
10438        "      <td>0.124500</td>\n",
10439        "    </tr>\n",
10440        "  </tbody>\n",
10441        "</table>\n",
10442        "</div>"
10443       ],
10444       "text/plain": [
10445        "                       _id artist_name  lyrical_density            name  \\\n",
10446        "86  05evePUsIT1cmIURp1hgu6   Radiohead         0.435957    Planet Telex   \n",
10447        "87  1MyqLTRhgyWPw7v107BEuI   Radiohead         0.412140             You   \n",
10448        "84  37kUGdEJJ7NaMl5LFW4EA4   Radiohead         1.083467       2 + 2 = 5   \n",
10449        "82  3pcCifdPTc2BbqmWpEhtUd   Radiohead         0.439692  Burn the Witch   \n",
10450        "85  3OsUjkcv1C1v5udFhgRSFg   Radiohead         0.329999          Airbag   \n",
10451        "83  6dsq7Nt5mIFzvm5kIYNORy   Radiohead         0.674272         15 Step   \n",
10452        "1   0eECFDnWy0RdjMmJ8NOeAL   Radiohead         0.093389           Feral   \n",
10453        "\n",
10454        "         neg  valence  scaled_ld     gloom  \n",
10455        "86  0.646349    0.272   0.093686  0.360175  \n",
10456        "87  0.688683    0.305   0.087172  0.347225  \n",
10457        "84  0.637656    0.365   0.270767  0.317860  \n",
10458        "82  0.582602    0.625   0.094707  0.197331  \n",
10459        "85  0.642348    0.642   0.064708  0.188200  \n",
10460        "83  0.835488    0.848   0.158860  0.130290  \n",
10461        "1   0.465216    0.751   0.000000  0.124500  "
10462       ]
10463      },
10464      "execution_count": 77,
10465      "metadata": {},
10466      "output_type": "execute_result"
10467     }
10468    ],
10469    "source": [
10470     "results[results['artist_name'] == 'Radiohead'].sort_values('gloom', ascending=False).head(10)"
10471    ]
10472   },
10473   {
10474    "cell_type": "markdown",
10475    "metadata": {},
10476    "source": [
10477     "This still isn't the same as the original list, though there are now two songs in common!\n",
10478     "\n",
10479     "\n",
10480     "  | gloom_index |               track_name\n",
10481     "--|-------------|--------------------------\n",
10482     "1 |        1.00 |           True Love Waits\n",
10483     "2 |        6.46 |        Give Up The Ghost\n",
10484     "3 |        9.35 | Motion Picture Soundtrack\n",
10485     "4 |       13.70 |                 Let Down\n",
10486     "5 |       14.15 |             Pyramid Song\n",
10487     "6 |       14.57 |  Exit Music (For a Film)\n",
10488     "7 |       15.29 |          Dollars & Cents\n",
10489     "8 |       15.69 |              High And Dry\n",
10490     "9 |       15.80 | Tinker Tailor Soldier ...\n",
10491     "10|       16.03 |                Videotape\n"
10492    ]
10493   },
10494   {
10495    "cell_type": "code",
10496    "execution_count": 78,
10497    "metadata": {
10498     "collapsed": false
10499    },
10500    "outputs": [
10501     {
10502      "data": {
10503       "text/html": [
10504        "<div>\n",
10505        "<table border=\"1\" class=\"dataframe\">\n",
10506        "  <thead>\n",
10507        "    <tr style=\"text-align: right;\">\n",
10508        "      <th></th>\n",
10509        "      <th>_id</th>\n",
10510        "      <th>artist_name</th>\n",
10511        "      <th>lyrical_density</th>\n",
10512        "      <th>name</th>\n",
10513        "      <th>neg</th>\n",
10514        "      <th>valence</th>\n",
10515        "      <th>scaled_ld</th>\n",
10516        "      <th>gloom</th>\n",
10517        "    </tr>\n",
10518        "  </thead>\n",
10519        "  <tbody>\n",
10520        "    <tr>\n",
10521        "      <th>0</th>\n",
10522        "      <td>2ucFulEWapRAmTn7l6f5Q7</td>\n",
10523        "      <td>The Beatles</td>\n",
10524        "      <td>0.169898</td>\n",
10525        "      <td>Wild Honey Pie - Remastered 2009</td>\n",
10526        "      <td>0.391178</td>\n",
10527        "      <td>0.153</td>\n",
10528        "      <td>0.020924</td>\n",
10529        "      <td>0.418731</td>\n",
10530        "    </tr>\n",
10531        "    <tr>\n",
10532        "      <th>65</th>\n",
10533        "      <td>4cLoL5KPfE1hAwfsO84FX7</td>\n",
10534        "      <td>The Beatles</td>\n",
10535        "      <td>0.325955</td>\n",
10536        "      <td>Because - Remastered 2009</td>\n",
10537        "      <td>0.466254</td>\n",
10538        "      <td>0.162</td>\n",
10539        "      <td>0.063602</td>\n",
10540        "      <td>0.407178</td>\n",
10541        "    </tr>\n",
10542        "    <tr>\n",
10543        "      <th>67</th>\n",
10544        "      <td>3jPXnX4SskFgAcC4YBKOwN</td>\n",
10545        "      <td>The Beatles</td>\n",
10546        "      <td>0.273472</td>\n",
10547        "      <td>Sun King - Remastered 2009</td>\n",
10548        "      <td>0.300809</td>\n",
10549        "      <td>0.197</td>\n",
10550        "      <td>0.049249</td>\n",
10551        "      <td>0.389134</td>\n",
10552        "    </tr>\n",
10553        "    <tr>\n",
10554        "      <th>43</th>\n",
10555        "      <td>7iABnSNZciNepqGtjMQxxd</td>\n",
10556        "      <td>The Beatles</td>\n",
10557        "      <td>0.800176</td>\n",
10558        "      <td>Come Together - Remastered 2015</td>\n",
10559        "      <td>0.562552</td>\n",
10560        "      <td>0.178</td>\n",
10561        "      <td>0.193293</td>\n",
10562        "      <td>0.385925</td>\n",
10563        "    </tr>\n",
10564        "    <tr>\n",
10565        "      <th>58</th>\n",
10566        "      <td>0MKqeOVdZcUFGJvWpGCKbG</td>\n",
10567        "      <td>The Beatles</td>\n",
10568        "      <td>0.796316</td>\n",
10569        "      <td>Come Together - Remastered 2009</td>\n",
10570        "      <td>0.562552</td>\n",
10571        "      <td>0.179</td>\n",
10572        "      <td>0.192237</td>\n",
10573        "      <td>0.385658</td>\n",
10574        "    </tr>\n",
10575        "    <tr>\n",
10576        "      <th>66</th>\n",
10577        "      <td>71Ij3VBYQWMrng61Ae4tBu</td>\n",
10578        "      <td>The Beatles</td>\n",
10579        "      <td>0.592658</td>\n",
10580        "      <td>You Never Give Me Your Money - Remastered 2009</td>\n",
10581        "      <td>0.753448</td>\n",
10582        "      <td>0.226</td>\n",
10583        "      <td>0.136541</td>\n",
10584        "      <td>0.385597</td>\n",
10585        "    </tr>\n",
10586        "    <tr>\n",
10587        "      <th>73</th>\n",
10588        "      <td>0SAqxgrtLO0GzXBeilxHQs</td>\n",
10589        "      <td>The Beatles</td>\n",
10590        "      <td>0.543735</td>\n",
10591        "      <td>The End - Remastered 2009</td>\n",
10592        "      <td>0.478610</td>\n",
10593        "      <td>0.207</td>\n",
10594        "      <td>0.123161</td>\n",
10595        "      <td>0.377140</td>\n",
10596        "    </tr>\n",
10597        "    <tr>\n",
10598        "      <th>40</th>\n",
10599        "      <td>4ajbplh2IXiJkXjQiq5aqq</td>\n",
10600        "      <td>The Beatles</td>\n",
10601        "      <td>1.168048</td>\n",
10602        "      <td>Get Back - Remastered 2015</td>\n",
10603        "      <td>0.538810</td>\n",
10604        "      <td>0.212</td>\n",
10605        "      <td>0.293898</td>\n",
10606        "      <td>0.357382</td>\n",
10607        "    </tr>\n",
10608        "    <tr>\n",
10609        "      <th>5</th>\n",
10610        "      <td>0GRplBEB2FWCKutwMmS6nY</td>\n",
10611        "      <td>The Beatles</td>\n",
10612        "      <td>1.853118</td>\n",
10613        "      <td>Ticket To Ride - Live / Remastered</td>\n",
10614        "      <td>0.825439</td>\n",
10615        "      <td>0.405</td>\n",
10616        "      <td>0.481252</td>\n",
10617        "      <td>0.352950</td>\n",
10618        "    </tr>\n",
10619        "    <tr>\n",
10620        "      <th>29</th>\n",
10621        "      <td>63uskN0xLezVg4281wzeQn</td>\n",
10622        "      <td>The Beatles</td>\n",
10623        "      <td>1.005426</td>\n",
10624        "      <td>Yesterday - Remastered 2015</td>\n",
10625        "      <td>0.852156</td>\n",
10626        "      <td>0.348</td>\n",
10627        "      <td>0.249425</td>\n",
10628        "      <td>0.350962</td>\n",
10629        "    </tr>\n",
10630        "  </tbody>\n",
10631        "</table>\n",
10632        "</div>"
10633       ],
10634       "text/plain": [
10635        "                       _id  artist_name  lyrical_density  \\\n",
10636        "0   2ucFulEWapRAmTn7l6f5Q7  The Beatles         0.169898   \n",
10637        "65  4cLoL5KPfE1hAwfsO84FX7  The Beatles         0.325955   \n",
10638        "67  3jPXnX4SskFgAcC4YBKOwN  The Beatles         0.273472   \n",
10639        "43  7iABnSNZciNepqGtjMQxxd  The Beatles         0.800176   \n",
10640        "58  0MKqeOVdZcUFGJvWpGCKbG  The Beatles         0.796316   \n",
10641        "66  71Ij3VBYQWMrng61Ae4tBu  The Beatles         0.592658   \n",
10642        "73  0SAqxgrtLO0GzXBeilxHQs  The Beatles         0.543735   \n",
10643        "40  4ajbplh2IXiJkXjQiq5aqq  The Beatles         1.168048   \n",
10644        "5   0GRplBEB2FWCKutwMmS6nY  The Beatles         1.853118   \n",
10645        "29  63uskN0xLezVg4281wzeQn  The Beatles         1.005426   \n",
10646        "\n",
10647        "                                              name       neg  valence  \\\n",
10648        "0                 Wild Honey Pie - Remastered 2009  0.391178    0.153   \n",
10649        "65                       Because - Remastered 2009  0.466254    0.162   \n",
10650        "67                      Sun King - Remastered 2009  0.300809    0.197   \n",
10651        "43                 Come Together - Remastered 2015  0.562552    0.178   \n",
10652        "58                 Come Together - Remastered 2009  0.562552    0.179   \n",
10653        "66  You Never Give Me Your Money - Remastered 2009  0.753448    0.226   \n",
10654        "73                       The End - Remastered 2009  0.478610    0.207   \n",
10655        "40                      Get Back - Remastered 2015  0.538810    0.212   \n",
10656        "5               Ticket To Ride - Live / Remastered  0.825439    0.405   \n",
10657        "29                     Yesterday - Remastered 2015  0.852156    0.348   \n",
10658        "\n",
10659        "    scaled_ld     gloom  \n",
10660        "0    0.020924  0.418731  \n",
10661        "65   0.063602  0.407178  \n",
10662        "67   0.049249  0.389134  \n",
10663        "43   0.193293  0.385925  \n",
10664        "58   0.192237  0.385658  \n",
10665        "66   0.136541  0.385597  \n",
10666        "73   0.123161  0.377140  \n",
10667        "40   0.293898  0.357382  \n",
10668        "5    0.481252  0.352950  \n",
10669        "29   0.249425  0.350962  "
10670       ]
10671      },
10672      "execution_count": 78,
10673      "metadata": {},
10674      "output_type": "execute_result"
10675     }
10676    ],
10677    "source": [
10678     "results[results['artist_name'] == 'The Beatles'].sort_values('gloom', ascending=False).head(10)"
10679    ]
10680   },
10681   {
10682    "cell_type": "markdown",
10683    "metadata": {},
10684    "source": [
10685     "I don't know the Radiohead corpus, but I know some Beatles songs. _Blue Jay Way_ is pretty sad, as is _A Day in the Life_. _Revolution 9_ and _Wild Honey Pie_ are just... odd, rather than sad. It's suspicious that some obviously sad Beatles songs are missing. What does this analysis think of unequivocally sad songs like _She's Leaving Home_, _Yesterday_, and _Eleanor Rigby_?"
10686    ]
10687   },
10688   {
10689    "cell_type": "code",
10690    "execution_count": 79,
10691    "metadata": {
10692     "collapsed": false
10693    },
10694    "outputs": [
10695     {
10696      "data": {
10697       "text/html": [
10698        "<div>\n",
10699        "<table border=\"1\" class=\"dataframe\">\n",
10700        "  <thead>\n",
10701        "    <tr style=\"text-align: right;\">\n",
10702        "      <th></th>\n",
10703        "      <th>_id</th>\n",
10704        "      <th>artist_name</th>\n",
10705        "      <th>lyrical_density</th>\n",
10706        "      <th>name</th>\n",
10707        "      <th>neg</th>\n",
10708        "      <th>valence</th>\n",
10709        "      <th>scaled_ld</th>\n",
10710        "      <th>gloom</th>\n",
10711        "    </tr>\n",
10712        "  </thead>\n",
10713        "  <tbody>\n",
10714        "    <tr>\n",
10715        "      <th>29</th>\n",
10716        "      <td>63uskN0xLezVg4281wzeQn</td>\n",
10717        "      <td>The Beatles</td>\n",
10718        "      <td>1.005426</td>\n",
10719        "      <td>Yesterday - Remastered 2015</td>\n",
10720        "      <td>0.852156</td>\n",
10721        "      <td>0.348</td>\n",
10722        "      <td>0.249425</td>\n",
10723        "      <td>0.350962</td>\n",
10724        "    </tr>\n",
10725        "    <tr>\n",
10726        "      <th>34</th>\n",
10727        "      <td>0TRkjwb4uY3CHb5zhr9bBd</td>\n",
10728        "      <td>The Beatles</td>\n",
10729        "      <td>1.628703</td>\n",
10730        "      <td>Eleanor Rigby - Remastered 2015</td>\n",
10731        "      <td>0.803232</td>\n",
10732        "      <td>0.845</td>\n",
10733        "      <td>0.419879</td>\n",
10734        "      <td>0.213589</td>\n",
10735        "    </tr>\n",
10736        "  </tbody>\n",
10737        "</table>\n",
10738        "</div>"
10739       ],
10740       "text/plain": [
10741        "                       _id  artist_name  lyrical_density  \\\n",
10742        "29  63uskN0xLezVg4281wzeQn  The Beatles         1.005426   \n",
10743        "34  0TRkjwb4uY3CHb5zhr9bBd  The Beatles         1.628703   \n",
10744        "\n",
10745        "                               name       neg  valence  scaled_ld     gloom  \n",
10746        "29      Yesterday - Remastered 2015  0.852156    0.348   0.249425  0.350962  \n",
10747        "34  Eleanor Rigby - Remastered 2015  0.803232    0.845   0.419879  0.213589  "
10748       ]
10749      },
10750      "execution_count": 79,
10751      "metadata": {},
10752      "output_type": "execute_result"
10753     }
10754    ],
10755    "source": [
10756     "slh = tracks.find_one({'ctitle': 'shes leaving home'})['_id']\n",
10757     "yd = tracks.find_one({'ctitle': 'yesterday'})['_id']\n",
10758     "er = tracks.find_one({'ctitle': 'eleanor rigby'})['_id']\n",
10759     "results[results['_id'].isin([slh, yd, er])].sort_values('gloom', ascending=False)"
10760    ]
10761   },
10762   {
10763    "cell_type": "markdown",
10764    "metadata": {},
10765    "source": [
10766     "### Glee index: anti-gloom<a name=\"gleeindex\"></a>\n",
10767     "Rather than looking at the saddest songs, how about using the same data to find the happiest songs?\n",
10768     "\n",
10769     "* [Top](#top)"
10770    ]
10771   },
10772   {
10773    "cell_type": "code",
10774    "execution_count": 80,
10775    "metadata": {
10776     "collapsed": false
10777    },
10778    "outputs": [
10779     {
10780      "data": {
10781       "text/html": [
10782        "<div>\n",
10783        "<table border=\"1\" class=\"dataframe\">\n",
10784        "  <thead>\n",
10785        "    <tr style=\"text-align: right;\">\n",
10786        "      <th></th>\n",
10787        "      <th>_id</th>\n",
10788        "      <th>artist_name</th>\n",
10789        "      <th>lyrical_density</th>\n",
10790        "      <th>name</th>\n",
10791        "      <th>neg</th>\n",
10792        "      <th>valence</th>\n",
10793        "      <th>scaled_ld</th>\n",
10794        "      <th>gloom</th>\n",
10795        "    </tr>\n",
10796        "  </thead>\n",
10797        "  <tbody>\n",
10798        "    <tr>\n",
10799        "      <th>56</th>\n",
10800        "      <td>0cJ053ljI4BuP5P8tJnK5j</td>\n",
10801        "      <td>The Beatles</td>\n",
10802        "      <td>0.893485</td>\n",
10803        "      <td>For You Blue - Remastered 2009</td>\n",
10804        "      <td>0.471827</td>\n",
10805        "      <td>0.958</td>\n",
10806        "      <td>0.218811</td>\n",
10807        "      <td>0.068025</td>\n",
10808        "    </tr>\n",
10809        "    <tr>\n",
10810        "      <th>101</th>\n",
10811        "      <td>4Q75gU2hFVL4oxqFpTiT3c</td>\n",
10812        "      <td>The Rolling Stones</td>\n",
10813        "      <td>0.501468</td>\n",
10814        "      <td>Dance (pt 1) - 2009 Re-Mastered Digital Version</td>\n",
10815        "      <td>0.697406</td>\n",
10816        "      <td>0.905</td>\n",
10817        "      <td>0.111602</td>\n",
10818        "      <td>0.081115</td>\n",
10819        "    </tr>\n",
10820        "    <tr>\n",
10821        "      <th>20</th>\n",
10822        "      <td>2Q2Gu7Bv8iLenuygtBgDUw</td>\n",
10823        "      <td>The Beatles</td>\n",
10824        "      <td>1.058884</td>\n",
10825        "      <td>From Me To You - Mono / Remastered 2015</td>\n",
10826        "      <td>0.529415</td>\n",
10827        "      <td>0.968</td>\n",
10828        "      <td>0.264044</td>\n",
10829        "      <td>0.081670</td>\n",
10830        "    </tr>\n",
10831        "    <tr>\n",
10832        "      <th>48</th>\n",
10833        "      <td>72Ob0wrObCXgvGYhFs8vip</td>\n",
10834        "      <td>The Beatles</td>\n",
10835        "      <td>0.938049</td>\n",
10836        "      <td>Across The Universe - Remastered 2009</td>\n",
10837        "      <td>0.295525</td>\n",
10838        "      <td>0.862</td>\n",
10839        "      <td>0.230998</td>\n",
10840        "      <td>0.087194</td>\n",
10841        "    </tr>\n",
10842        "    <tr>\n",
10843        "      <th>25</th>\n",
10844        "      <td>0Gm34HBxrXlaAf1jdJMjx2</td>\n",
10845        "      <td>The Beatles</td>\n",
10846        "      <td>1.184094</td>\n",
10847        "      <td>I Feel Fine - Remastered 2015</td>\n",
10848        "      <td>0.398252</td>\n",
10849        "      <td>0.918</td>\n",
10850        "      <td>0.298287</td>\n",
10851        "      <td>0.088167</td>\n",
10852        "    </tr>\n",
10853        "    <tr>\n",
10854        "      <th>100</th>\n",
10855        "      <td>6ml6iL8HUdQKgtMaehAZc8</td>\n",
10856        "      <td>The Rolling Stones</td>\n",
10857        "      <td>1.215580</td>\n",
10858        "      <td>Start Me Up - 2009 Re-Mastered Digital Version</td>\n",
10859        "      <td>0.524795</td>\n",
10860        "      <td>0.971</td>\n",
10861        "      <td>0.306898</td>\n",
10862        "      <td>0.090579</td>\n",
10863        "    </tr>\n",
10864        "    <tr>\n",
10865        "      <th>81</th>\n",
10866        "      <td>63nTBScSLXWwyeizXi9Rmi</td>\n",
10867        "      <td>The Beatles</td>\n",
10868        "      <td>1.103784</td>\n",
10869        "      <td>I Saw Her Standing There - Remastered 2009</td>\n",
10870        "      <td>0.583951</td>\n",
10871        "      <td>0.971</td>\n",
10872        "      <td>0.276324</td>\n",
10873        "      <td>0.091173</td>\n",
10874        "    </tr>\n",
10875        "    <tr>\n",
10876        "      <th>88</th>\n",
10877        "      <td>0Za26pWVLQpKfXmb9FX10S</td>\n",
10878        "      <td>The Rolling Stones</td>\n",
10879        "      <td>1.013658</td>\n",
10880        "      <td>Respectable - Remastered</td>\n",
10881        "      <td>0.475156</td>\n",
10882        "      <td>0.899</td>\n",
10883        "      <td>0.251676</td>\n",
10884        "      <td>0.097583</td>\n",
10885        "    </tr>\n",
10886        "    <tr>\n",
10887        "      <th>46</th>\n",
10888        "      <td>57n1teNb2tkcfiYagPmUWr</td>\n",
10889        "      <td>The Beatles</td>\n",
10890        "      <td>0.885556</td>\n",
10891        "      <td>Two Of Us - Remastered 2009</td>\n",
10892        "      <td>0.711080</td>\n",
10893        "      <td>0.923</td>\n",
10894        "      <td>0.216642</td>\n",
10895        "      <td>0.107184</td>\n",
10896        "    </tr>\n",
10897        "    <tr>\n",
10898        "      <th>54</th>\n",
10899        "      <td>4311wT21Et0q3vepFwXjTu</td>\n",
10900        "      <td>The Beatles</td>\n",
10901        "      <td>0.718556</td>\n",
10902        "      <td>One After 909 - Remastered 2009</td>\n",
10903        "      <td>0.865737</td>\n",
10904        "      <td>0.904</td>\n",
10905        "      <td>0.170971</td>\n",
10906        "      <td>0.113801</td>\n",
10907        "    </tr>\n",
10908        "  </tbody>\n",
10909        "</table>\n",
10910        "</div>"
10911       ],
10912       "text/plain": [
10913        "                        _id         artist_name  lyrical_density  \\\n",
10914        "56   0cJ053ljI4BuP5P8tJnK5j         The Beatles         0.893485   \n",
10915        "101  4Q75gU2hFVL4oxqFpTiT3c  The Rolling Stones         0.501468   \n",
10916        "20   2Q2Gu7Bv8iLenuygtBgDUw         The Beatles         1.058884   \n",
10917        "48   72Ob0wrObCXgvGYhFs8vip         The Beatles         0.938049   \n",
10918        "25   0Gm34HBxrXlaAf1jdJMjx2         The Beatles         1.184094   \n",
10919        "100  6ml6iL8HUdQKgtMaehAZc8  The Rolling Stones         1.215580   \n",
10920        "81   63nTBScSLXWwyeizXi9Rmi         The Beatles         1.103784   \n",
10921        "88   0Za26pWVLQpKfXmb9FX10S  The Rolling Stones         1.013658   \n",
10922        "46   57n1teNb2tkcfiYagPmUWr         The Beatles         0.885556   \n",
10923        "54   4311wT21Et0q3vepFwXjTu         The Beatles         0.718556   \n",
10924        "\n",
10925        "                                                name       neg  valence  \\\n",
10926        "56                    For You Blue - Remastered 2009  0.471827    0.958   \n",
10927        "101  Dance (pt 1) - 2009 Re-Mastered Digital Version  0.697406    0.905   \n",
10928        "20           From Me To You - Mono / Remastered 2015  0.529415    0.968   \n",
10929        "48             Across The Universe - Remastered 2009  0.295525    0.862   \n",
10930        "25                     I Feel Fine - Remastered 2015  0.398252    0.918   \n",
10931        "100   Start Me Up - 2009 Re-Mastered Digital Version  0.524795    0.971   \n",
10932        "81        I Saw Her Standing There - Remastered 2009  0.583951    0.971   \n",
10933        "88                          Respectable - Remastered  0.475156    0.899   \n",
10934        "46                       Two Of Us - Remastered 2009  0.711080    0.923   \n",
10935        "54                   One After 909 - Remastered 2009  0.865737    0.904   \n",
10936        "\n",
10937        "     scaled_ld     gloom  \n",
10938        "56    0.218811  0.068025  \n",
10939        "101   0.111602  0.081115  \n",
10940        "20    0.264044  0.081670  \n",
10941        "48    0.230998  0.087194  \n",
10942        "25    0.298287  0.088167  \n",
10943        "100   0.306898  0.090579  \n",
10944        "81    0.276324  0.091173  \n",
10945        "88    0.251676  0.097583  \n",
10946        "46    0.216642  0.107184  \n",
10947        "54    0.170971  0.113801  "
10948       ]
10949      },
10950      "execution_count": 80,
10951      "metadata": {},
10952      "output_type": "execute_result"
10953     }
10954    ],
10955    "source": [
10956     "results.sort_values('gloom', ascending=True).head(10)"
10957    ]
10958   },
10959   {
10960    "cell_type": "markdown",
10961    "metadata": {},
10962    "source": [
10963     "All the top ten most gleeful songs are from The Beatles!\n",
10964     "\n",
10965     "What about the most gleeful Radiohead songs?"
10966    ]
10967   },
10968   {
10969    "cell_type": "code",
10970    "execution_count": 81,
10971    "metadata": {
10972     "collapsed": false
10973    },
10974    "outputs": [
10975     {
10976      "data": {
10977       "text/html": [
10978        "<div>\n",
10979        "<table border=\"1\" class=\"dataframe\">\n",
10980        "  <thead>\n",
10981        "    <tr style=\"text-align: right;\">\n",
10982        "      <th></th>\n",
10983        "      <th>_id</th>\n",
10984        "      <th>artist_name</th>\n",
10985        "      <th>lyrical_density</th>\n",
10986        "      <th>name</th>\n",
10987        "      <th>neg</th>\n",
10988        "      <th>valence</th>\n",
10989        "      <th>scaled_ld</th>\n",
10990        "      <th>gloom</th>\n",
10991        "    </tr>\n",
10992        "  </thead>\n",
10993        "  <tbody>\n",
10994        "    <tr>\n",
10995        "      <th>1</th>\n",
10996        "      <td>0eECFDnWy0RdjMmJ8NOeAL</td>\n",
10997        "      <td>Radiohead</td>\n",
10998        "      <td>0.093389</td>\n",
10999        "      <td>Feral</td>\n",
11000        "      <td>0.465216</td>\n",
11001        "      <td>0.751</td>\n",
11002        "      <td>0.000000</td>\n",
11003        "      <td>0.124500</td>\n",
11004        "    </tr>\n",
11005        "    <tr>\n",
11006        "      <th>83</th>\n",
11007        "      <td>6dsq7Nt5mIFzvm5kIYNORy</td>\n",
11008        "      <td>Radiohead</td>\n",
11009        "      <td>0.674272</td>\n",
11010        "      <td>15 Step</td>\n",
11011        "      <td>0.835488</td>\n",
11012        "      <td>0.848</td>\n",
11013        "      <td>0.158860</td>\n",
11014        "      <td>0.130290</td>\n",
11015        "    </tr>\n",
11016        "    <tr>\n",
11017        "      <th>85</th>\n",
11018        "      <td>3OsUjkcv1C1v5udFhgRSFg</td>\n",
11019        "      <td>Radiohead</td>\n",
11020        "      <td>0.329999</td>\n",
11021        "      <td>Airbag</td>\n",
11022        "      <td>0.642348</td>\n",
11023        "      <td>0.642</td>\n",
11024        "      <td>0.064708</td>\n",
11025        "      <td>0.188200</td>\n",
11026        "    </tr>\n",
11027        "    <tr>\n",
11028        "      <th>82</th>\n",
11029        "      <td>3pcCifdPTc2BbqmWpEhtUd</td>\n",
11030        "      <td>Radiohead</td>\n",
11031        "      <td>0.439692</td>\n",
11032        "      <td>Burn the Witch</td>\n",
11033        "      <td>0.582602</td>\n",
11034        "      <td>0.625</td>\n",
11035        "      <td>0.094707</td>\n",
11036        "      <td>0.197331</td>\n",
11037        "    </tr>\n",
11038        "    <tr>\n",
11039        "      <th>84</th>\n",
11040        "      <td>37kUGdEJJ7NaMl5LFW4EA4</td>\n",
11041        "      <td>Radiohead</td>\n",
11042        "      <td>1.083467</td>\n",
11043        "      <td>2 + 2 = 5</td>\n",
11044        "      <td>0.637656</td>\n",
11045        "      <td>0.365</td>\n",
11046        "      <td>0.270767</td>\n",
11047        "      <td>0.317860</td>\n",
11048        "    </tr>\n",
11049        "    <tr>\n",
11050        "      <th>87</th>\n",
11051        "      <td>1MyqLTRhgyWPw7v107BEuI</td>\n",
11052        "      <td>Radiohead</td>\n",
11053        "      <td>0.412140</td>\n",
11054        "      <td>You</td>\n",
11055        "      <td>0.688683</td>\n",
11056        "      <td>0.305</td>\n",
11057        "      <td>0.087172</td>\n",
11058        "      <td>0.347225</td>\n",
11059        "    </tr>\n",
11060        "    <tr>\n",
11061        "      <th>86</th>\n",
11062        "      <td>05evePUsIT1cmIURp1hgu6</td>\n",
11063        "      <td>Radiohead</td>\n",
11064        "      <td>0.435957</td>\n",
11065        "      <td>Planet Telex</td>\n",
11066        "      <td>0.646349</td>\n",
11067        "      <td>0.272</td>\n",
11068        "      <td>0.093686</td>\n",
11069        "      <td>0.360175</td>\n",
11070        "    </tr>\n",
11071        "  </tbody>\n",
11072        "</table>\n",
11073        "</div>"
11074       ],
11075       "text/plain": [
11076        "                       _id artist_name  lyrical_density            name  \\\n",
11077        "1   0eECFDnWy0RdjMmJ8NOeAL   Radiohead         0.093389           Feral   \n",
11078        "83  6dsq7Nt5mIFzvm5kIYNORy   Radiohead         0.674272         15 Step   \n",
11079        "85  3OsUjkcv1C1v5udFhgRSFg   Radiohead         0.329999          Airbag   \n",
11080        "82  3pcCifdPTc2BbqmWpEhtUd   Radiohead         0.439692  Burn the Witch   \n",
11081        "84  37kUGdEJJ7NaMl5LFW4EA4   Radiohead         1.083467       2 + 2 = 5   \n",
11082        "87  1MyqLTRhgyWPw7v107BEuI   Radiohead         0.412140             You   \n",
11083        "86  05evePUsIT1cmIURp1hgu6   Radiohead         0.435957    Planet Telex   \n",
11084        "\n",
11085        "         neg  valence  scaled_ld     gloom  \n",
11086        "1   0.465216    0.751   0.000000  0.124500  \n",
11087        "83  0.835488    0.848   0.158860  0.130290  \n",
11088        "85  0.642348    0.642   0.064708  0.188200  \n",
11089        "82  0.582602    0.625   0.094707  0.197331  \n",
11090        "84  0.637656    0.365   0.270767  0.317860  \n",
11091        "87  0.688683    0.305   0.087172  0.347225  \n",
11092        "86  0.646349    0.272   0.093686  0.360175  "
11093       ]
11094      },
11095      "execution_count": 81,
11096      "metadata": {},
11097      "output_type": "execute_result"
11098     }
11099    ],
11100    "source": [
11101     "results[results['artist_name'] == 'Radiohead'].sort_values('gloom', ascending=True).head(10)"
11102    ]
11103   },
11104   {
11105    "cell_type": "markdown",
11106    "metadata": {},
11107    "source": [
11108     "### Contrasting songs<a name=\"valencenegcontrast\"></a>\n",
11109     "Going back to the scatter plot of negativity against valence, there are some songs with a high valence (i.e. sound happy) with a high negativity (i.e. sad words). This seems unusual. What songs are they?\n",
11110     "\n",
11111     "* [Top](#top)\n",
11112     "\n",
11113     "These are the songs I mean:"
11114    ]
11115   },
11116   {
11117    "cell_type": "code",
11118    "execution_count": 82,
11119    "metadata": {
11120     "collapsed": false
11121    },
11122    "outputs": [
11123     {
11124      "data": {
11125       "image/png": 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G/WyzWEf2+vG+F+r7GPXvRFB8bYNQ1fuAnwA3AmuBrwWdHEpBkCNqo7Rtr7LF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\nxrj6/z9e19cojMrbAAAAAElFTkSuQmCC\n",
11126       "text/plain": [
11127        "<matplotlib.figure.Figure at 0x7f2d7274df28>"
11128       ]
11129      },
11130      "metadata": {},
11131      "output_type": "display_data"
11132     }
11133    ],
11134    "source": [
11135     "plt.scatter(beatles_df['valence'], beatles_df['neg'], color='blue')\n",
11136     "plt.scatter(radiohead_df['valence'], radiohead_df['neg'], color='red')\n",
11137     "plt.xlabel('Valence')\n",
11138     "plt.ylabel('Sentiment negativity')\n",
11139     "\n",
11140     "ax = plt.gca()\n",
11141     "circ = plt.Circle((0.9, 0.8), radius=0.15, color='g', fill=False, linewidth=5)\n",
11142     "ax.add_patch(circ)\n",
11143     "\n",
11144     "plt.show()"
11145    ]
11146   },
11147   {
11148    "cell_type": "code",
11149    "execution_count": 83,
11150    "metadata": {
11151     "collapsed": false,
11152     "scrolled": true
11153    },
11154    "outputs": [
11155     {
11156      "data": {
11157       "text/html": [
11158        "<div>\n",
11159        "<table border=\"1\" class=\"dataframe\">\n",
11160        "  <thead>\n",
11161        "    <tr style=\"text-align: right;\">\n",
11162        "      <th></th>\n",
11163        "      <th>_id</th>\n",
11164        "      <th>artist_name</th>\n",
11165        "      <th>lyrical_density</th>\n",
11166        "      <th>name</th>\n",
11167        "      <th>neg</th>\n",
11168        "      <th>valence</th>\n",
11169        "      <th>scaled_ld</th>\n",
11170        "      <th>gloom</th>\n",
11171        "    </tr>\n",
11172        "  </thead>\n",
11173        "  <tbody>\n",
11174        "    <tr>\n",
11175        "      <th>23</th>\n",
11176        "      <td>7pQAq14Z73YUFMtxCyt0bG</td>\n",
11177        "      <td>The Beatles</td>\n",
11178        "      <td>1.516618</td>\n",
11179        "      <td>Can't Buy Me Love - Remastered 2015</td>\n",
11180        "      <td>0.738387</td>\n",
11181        "      <td>0.957</td>\n",
11182        "      <td>0.389226</td>\n",
11183        "      <td>0.156831</td>\n",
11184        "    </tr>\n",
11185        "    <tr>\n",
11186        "      <th>28</th>\n",
11187        "      <td>1dfuJYDSIc41cw5RPsaCF1</td>\n",
11188        "      <td>The Beatles</td>\n",
11189        "      <td>1.651824</td>\n",
11190        "      <td>Help! - Remastered 2015</td>\n",
11191        "      <td>0.823915</td>\n",
11192        "      <td>0.810</td>\n",
11193        "      <td>0.426202</td>\n",
11194        "      <td>0.230088</td>\n",
11195        "    </tr>\n",
11196        "    <tr>\n",
11197        "      <th>34</th>\n",
11198        "      <td>0TRkjwb4uY3CHb5zhr9bBd</td>\n",
11199        "      <td>The Beatles</td>\n",
11200        "      <td>1.628703</td>\n",
11201        "      <td>Eleanor Rigby - Remastered 2015</td>\n",
11202        "      <td>0.803232</td>\n",
11203        "      <td>0.845</td>\n",
11204        "      <td>0.419879</td>\n",
11205        "      <td>0.213589</td>\n",
11206        "    </tr>\n",
11207        "    <tr>\n",
11208        "      <th>46</th>\n",
11209        "      <td>57n1teNb2tkcfiYagPmUWr</td>\n",
11210        "      <td>The Beatles</td>\n",
11211        "      <td>0.885556</td>\n",
11212        "      <td>Two Of Us - Remastered 2009</td>\n",
11213        "      <td>0.711080</td>\n",
11214        "      <td>0.923</td>\n",
11215        "      <td>0.216642</td>\n",
11216        "      <td>0.107184</td>\n",
11217        "    </tr>\n",
11218        "    <tr>\n",
11219        "      <th>54</th>\n",
11220        "      <td>4311wT21Et0q3vepFwXjTu</td>\n",
11221        "      <td>The Beatles</td>\n",
11222        "      <td>0.718556</td>\n",
11223        "      <td>One After 909 - Remastered 2009</td>\n",
11224        "      <td>0.865737</td>\n",
11225        "      <td>0.904</td>\n",
11226        "      <td>0.170971</td>\n",
11227        "      <td>0.113801</td>\n",
11228        "    </tr>\n",
11229        "    <tr>\n",
11230        "      <th>68</th>\n",
11231        "      <td>67jL5ZAf8hNsRZrfBHNuBT</td>\n",
11232        "      <td>The Beatles</td>\n",
11233        "      <td>1.277562</td>\n",
11234        "      <td>Mean Mr Mustard - Remastered 2009</td>\n",
11235        "      <td>0.700631</td>\n",
11236        "      <td>0.967</td>\n",
11237        "      <td>0.323848</td>\n",
11238        "      <td>0.124606</td>\n",
11239        "    </tr>\n",
11240        "    <tr>\n",
11241        "      <th>79</th>\n",
11242        "      <td>69d54YOS8TOQiUYjX57XeA</td>\n",
11243        "      <td>The Beatles</td>\n",
11244        "      <td>1.601816</td>\n",
11245        "      <td>A Hard Day's Night - Remastered 2009</td>\n",
11246        "      <td>0.833309</td>\n",
11247        "      <td>0.802</td>\n",
11248        "      <td>0.412526</td>\n",
11249        "      <td>0.230041</td>\n",
11250        "    </tr>\n",
11251        "    <tr>\n",
11252        "      <th>80</th>\n",
11253        "      <td>5tNjuWwp6FxuWCrKQAMBTj</td>\n",
11254        "      <td>The Beatles</td>\n",
11255        "      <td>0.959614</td>\n",
11256        "      <td>It Won't Be Long - Remastered 2009</td>\n",
11257        "      <td>0.783388</td>\n",
11258        "      <td>0.868</td>\n",
11259        "      <td>0.236896</td>\n",
11260        "      <td>0.143155</td>\n",
11261        "    </tr>\n",
11262        "    <tr>\n",
11263        "      <th>83</th>\n",
11264        "      <td>6dsq7Nt5mIFzvm5kIYNORy</td>\n",
11265        "      <td>Radiohead</td>\n",
11266        "      <td>0.674272</td>\n",
11267        "      <td>15 Step</td>\n",
11268        "      <td>0.835488</td>\n",
11269        "      <td>0.848</td>\n",
11270        "      <td>0.158860</td>\n",
11271        "      <td>0.130290</td>\n",
11272        "    </tr>\n",
11273        "    <tr>\n",
11274        "      <th>89</th>\n",
11275        "      <td>5pTWpY8l7B1XcQnijEFGFj</td>\n",
11276        "      <td>The Rolling Stones</td>\n",
11277        "      <td>1.015010</td>\n",
11278        "      <td>Miss You - Remastered</td>\n",
11279        "      <td>0.759348</td>\n",
11280        "      <td>0.825</td>\n",
11281        "      <td>0.252046</td>\n",
11282        "      <td>0.161141</td>\n",
11283        "    </tr>\n",
11284        "  </tbody>\n",
11285        "</table>\n",
11286        "</div>"
11287       ],
11288       "text/plain": [
11289        "                       _id         artist_name  lyrical_density  \\\n",
11290        "23  7pQAq14Z73YUFMtxCyt0bG         The Beatles         1.516618   \n",
11291        "28  1dfuJYDSIc41cw5RPsaCF1         The Beatles         1.651824   \n",
11292        "34  0TRkjwb4uY3CHb5zhr9bBd         The Beatles         1.628703   \n",
11293        "46  57n1teNb2tkcfiYagPmUWr         The Beatles         0.885556   \n",
11294        "54  4311wT21Et0q3vepFwXjTu         The Beatles         0.718556   \n",
11295        "68  67jL5ZAf8hNsRZrfBHNuBT         The Beatles         1.277562   \n",
11296        "79  69d54YOS8TOQiUYjX57XeA         The Beatles         1.601816   \n",
11297        "80  5tNjuWwp6FxuWCrKQAMBTj         The Beatles         0.959614   \n",
11298        "83  6dsq7Nt5mIFzvm5kIYNORy           Radiohead         0.674272   \n",
11299        "89  5pTWpY8l7B1XcQnijEFGFj  The Rolling Stones         1.015010   \n",
11300        "\n",
11301        "                                    name       neg  valence  scaled_ld  \\\n",
11302        "23   Can't Buy Me Love - Remastered 2015  0.738387    0.957   0.389226   \n",
11303        "28               Help! - Remastered 2015  0.823915    0.810   0.426202   \n",
11304        "34       Eleanor Rigby - Remastered 2015  0.803232    0.845   0.419879   \n",
11305        "46           Two Of Us - Remastered 2009  0.711080    0.923   0.216642   \n",
11306        "54       One After 909 - Remastered 2009  0.865737    0.904   0.170971   \n",
11307        "68     Mean Mr Mustard - Remastered 2009  0.700631    0.967   0.323848   \n",
11308        "79  A Hard Day's Night - Remastered 2009  0.833309    0.802   0.412526   \n",
11309        "80    It Won't Be Long - Remastered 2009  0.783388    0.868   0.236896   \n",
11310        "83                               15 Step  0.835488    0.848   0.158860   \n",
11311        "89                 Miss You - Remastered  0.759348    0.825   0.252046   \n",
11312        "\n",
11313        "       gloom  \n",
11314        "23  0.156831  \n",
11315        "28  0.230088  \n",
11316        "34  0.213589  \n",
11317        "46  0.107184  \n",
11318        "54  0.113801  \n",
11319        "68  0.124606  \n",
11320        "79  0.230041  \n",
11321        "80  0.143155  \n",
11322        "83  0.130290  \n",
11323        "89  0.161141  "
11324       ]
11325      },
11326      "execution_count": 83,
11327      "metadata": {},
11328      "output_type": "execute_result"
11329     }
11330    ],
11331    "source": [
11332     "results[(results['valence'] > 0.8) & (results['neg'] > 0.7)]"
11333    ]
11334   },
11335   {
11336    "cell_type": "markdown",
11337    "metadata": {},
11338    "source": [
11339     "That's interesting. This list contains a lot of the Beatles' most well-known songs. Is there something in this?\n",
11340     "\n",
11341     "Let's define \"complexity\" as the product of valence and negativity, and see which are the most complext songs."
11342    ]
11343   },
11344   {
11345    "cell_type": "code",
11346    "execution_count": 84,
11347    "metadata": {
11348     "collapsed": false
11349    },
11350    "outputs": [
11351     {
11352      "data": {
11353       "text/html": [
11354        "<div>\n",
11355        "<table border=\"1\" class=\"dataframe\">\n",
11356        "  <thead>\n",
11357        "    <tr style=\"text-align: right;\">\n",
11358        "      <th></th>\n",
11359        "      <th>_id</th>\n",
11360        "      <th>artist_name</th>\n",
11361        "      <th>lyrical_density</th>\n",
11362        "      <th>name</th>\n",
11363        "      <th>neg</th>\n",
11364        "      <th>valence</th>\n",
11365        "      <th>scaled_ld</th>\n",
11366        "      <th>gloom</th>\n",
11367        "      <th>complexity</th>\n",
11368        "    </tr>\n",
11369        "  </thead>\n",
11370        "  <tbody>\n",
11371        "    <tr>\n",
11372        "      <th>54</th>\n",
11373        "      <td>4311wT21Et0q3vepFwXjTu</td>\n",
11374        "      <td>The Beatles</td>\n",
11375        "      <td>0.718556</td>\n",
11376        "      <td>One After 909 - Remastered 2009</td>\n",
11377        "      <td>0.865737</td>\n",
11378        "      <td>0.904</td>\n",
11379        "      <td>0.170971</td>\n",
11380        "      <td>0.113801</td>\n",
11381        "      <td>0.782626</td>\n",
11382        "    </tr>\n",
11383        "    <tr>\n",
11384        "      <th>83</th>\n",
11385        "      <td>6dsq7Nt5mIFzvm5kIYNORy</td>\n",
11386        "      <td>Radiohead</td>\n",
11387        "      <td>0.674272</td>\n",
11388        "      <td>15 Step</td>\n",
11389        "      <td>0.835488</td>\n",
11390        "      <td>0.848</td>\n",
11391        "      <td>0.158860</td>\n",
11392        "      <td>0.130290</td>\n",
11393        "      <td>0.708494</td>\n",
11394        "    </tr>\n",
11395        "    <tr>\n",
11396        "      <th>23</th>\n",
11397        "      <td>7pQAq14Z73YUFMtxCyt0bG</td>\n",
11398        "      <td>The Beatles</td>\n",
11399        "      <td>1.516618</td>\n",
11400        "      <td>Can't Buy Me Love - Remastered 2015</td>\n",
11401        "      <td>0.738387</td>\n",
11402        "      <td>0.957</td>\n",
11403        "      <td>0.389226</td>\n",
11404        "      <td>0.156831</td>\n",
11405        "      <td>0.706636</td>\n",
11406        "    </tr>\n",
11407        "    <tr>\n",
11408        "      <th>80</th>\n",
11409        "      <td>5tNjuWwp6FxuWCrKQAMBTj</td>\n",
11410        "      <td>The Beatles</td>\n",
11411        "      <td>0.959614</td>\n",
11412        "      <td>It Won't Be Long - Remastered 2009</td>\n",
11413        "      <td>0.783388</td>\n",
11414        "      <td>0.868</td>\n",
11415        "      <td>0.236896</td>\n",
11416        "      <td>0.143155</td>\n",
11417        "      <td>0.679980</td>\n",
11418        "    </tr>\n",
11419        "    <tr>\n",
11420        "      <th>34</th>\n",
11421        "      <td>0TRkjwb4uY3CHb5zhr9bBd</td>\n",
11422        "      <td>The Beatles</td>\n",
11423        "      <td>1.628703</td>\n",
11424        "      <td>Eleanor Rigby - Remastered 2015</td>\n",
11425        "      <td>0.803232</td>\n",
11426        "      <td>0.845</td>\n",
11427        "      <td>0.419879</td>\n",
11428        "      <td>0.213589</td>\n",
11429        "      <td>0.678731</td>\n",
11430        "    </tr>\n",
11431        "    <tr>\n",
11432        "      <th>68</th>\n",
11433        "      <td>67jL5ZAf8hNsRZrfBHNuBT</td>\n",
11434        "      <td>The Beatles</td>\n",
11435        "      <td>1.277562</td>\n",
11436        "      <td>Mean Mr Mustard - Remastered 2009</td>\n",
11437        "      <td>0.700631</td>\n",
11438        "      <td>0.967</td>\n",
11439        "      <td>0.323848</td>\n",
11440        "      <td>0.124606</td>\n",
11441        "      <td>0.677510</td>\n",
11442        "    </tr>\n",
11443        "    <tr>\n",
11444        "      <th>79</th>\n",
11445        "      <td>69d54YOS8TOQiUYjX57XeA</td>\n",
11446        "      <td>The Beatles</td>\n",
11447        "      <td>1.601816</td>\n",
11448        "      <td>A Hard Day's Night - Remastered 2009</td>\n",
11449        "      <td>0.833309</td>\n",
11450        "      <td>0.802</td>\n",
11451        "      <td>0.412526</td>\n",
11452        "      <td>0.230041</td>\n",
11453        "      <td>0.668314</td>\n",
11454        "    </tr>\n",
11455        "    <tr>\n",
11456        "      <th>28</th>\n",
11457        "      <td>1dfuJYDSIc41cw5RPsaCF1</td>\n",
11458        "      <td>The Beatles</td>\n",
11459        "      <td>1.651824</td>\n",
11460        "      <td>Help! - Remastered 2015</td>\n",
11461        "      <td>0.823915</td>\n",
11462        "      <td>0.810</td>\n",
11463        "      <td>0.426202</td>\n",
11464        "      <td>0.230088</td>\n",
11465        "      <td>0.667371</td>\n",
11466        "    </tr>\n",
11467        "    <tr>\n",
11468        "      <th>46</th>\n",
11469        "      <td>57n1teNb2tkcfiYagPmUWr</td>\n",
11470        "      <td>The Beatles</td>\n",
11471        "      <td>0.885556</td>\n",
11472        "      <td>Two Of Us - Remastered 2009</td>\n",
11473        "      <td>0.711080</td>\n",
11474        "      <td>0.923</td>\n",
11475        "      <td>0.216642</td>\n",
11476        "      <td>0.107184</td>\n",
11477        "      <td>0.656327</td>\n",
11478        "    </tr>\n",
11479        "    <tr>\n",
11480        "      <th>27</th>\n",
11481        "      <td>6pkjW5srxjzRSKKMrl7et8</td>\n",
11482        "      <td>The Beatles</td>\n",
11483        "      <td>1.425416</td>\n",
11484        "      <td>Ticket To Ride - Remastered 2015</td>\n",
11485        "      <td>0.825439</td>\n",
11486        "      <td>0.793</td>\n",
11487        "      <td>0.364283</td>\n",
11488        "      <td>0.216143</td>\n",
11489        "      <td>0.654573</td>\n",
11490        "    </tr>\n",
11491        "  </tbody>\n",
11492        "</table>\n",
11493        "</div>"
11494       ],
11495       "text/plain": [
11496        "                       _id  artist_name  lyrical_density  \\\n",
11497        "54  4311wT21Et0q3vepFwXjTu  The Beatles         0.718556   \n",
11498        "83  6dsq7Nt5mIFzvm5kIYNORy    Radiohead         0.674272   \n",
11499        "23  7pQAq14Z73YUFMtxCyt0bG  The Beatles         1.516618   \n",
11500        "80  5tNjuWwp6FxuWCrKQAMBTj  The Beatles         0.959614   \n",
11501        "34  0TRkjwb4uY3CHb5zhr9bBd  The Beatles         1.628703   \n",
11502        "68  67jL5ZAf8hNsRZrfBHNuBT  The Beatles         1.277562   \n",
11503        "79  69d54YOS8TOQiUYjX57XeA  The Beatles         1.601816   \n",
11504        "28  1dfuJYDSIc41cw5RPsaCF1  The Beatles         1.651824   \n",
11505        "46  57n1teNb2tkcfiYagPmUWr  The Beatles         0.885556   \n",
11506        "27  6pkjW5srxjzRSKKMrl7et8  The Beatles         1.425416   \n",
11507        "\n",
11508        "                                    name       neg  valence  scaled_ld  \\\n",
11509        "54       One After 909 - Remastered 2009  0.865737    0.904   0.170971   \n",
11510        "83                               15 Step  0.835488    0.848   0.158860   \n",
11511        "23   Can't Buy Me Love - Remastered 2015  0.738387    0.957   0.389226   \n",
11512        "80    It Won't Be Long - Remastered 2009  0.783388    0.868   0.236896   \n",
11513        "34       Eleanor Rigby - Remastered 2015  0.803232    0.845   0.419879   \n",
11514        "68     Mean Mr Mustard - Remastered 2009  0.700631    0.967   0.323848   \n",
11515        "79  A Hard Day's Night - Remastered 2009  0.833309    0.802   0.412526   \n",
11516        "28               Help! - Remastered 2015  0.823915    0.810   0.426202   \n",
11517        "46           Two Of Us - Remastered 2009  0.711080    0.923   0.216642   \n",
11518        "27      Ticket To Ride - Remastered 2015  0.825439    0.793   0.364283   \n",
11519        "\n",
11520        "       gloom  complexity  \n",
11521        "54  0.113801    0.782626  \n",
11522        "83  0.130290    0.708494  \n",
11523        "23  0.156831    0.706636  \n",
11524        "80  0.143155    0.679980  \n",
11525        "34  0.213589    0.678731  \n",
11526        "68  0.124606    0.677510  \n",
11527        "79  0.230041    0.668314  \n",
11528        "28  0.230088    0.667371  \n",
11529        "46  0.107184    0.656327  \n",
11530        "27  0.216143    0.654573  "
11531       ]
11532      },
11533      "execution_count": 84,
11534      "metadata": {},
11535      "output_type": "execute_result"
11536     }
11537    ],
11538    "source": [
11539     "results['complexity'] = results['valence'] * results['neg']\n",
11540     "results.sort_values('complexity', ascending=False).head(10)"
11541    ]
11542   },
11543   {
11544    "cell_type": "markdown",
11545    "metadata": {},
11546    "source": [
11547     "There's possibly something in it. The most \"complex\" song has a very upbeat pop tune and very sad lyrics. The others are similarly interesting.\n",
11548     "\n",
11549     "What about the least \"complex\" songs?"
11550    ]
11551   },
11552   {
11553    "cell_type": "code",
11554    "execution_count": 85,
11555    "metadata": {
11556     "collapsed": false
11557    },
11558    "outputs": [
11559     {
11560      "data": {
11561       "text/html": [
11562        "<div>\n",
11563        "<table border=\"1\" class=\"dataframe\">\n",
11564        "  <thead>\n",
11565        "    <tr style=\"text-align: right;\">\n",
11566        "      <th></th>\n",
11567        "      <th>_id</th>\n",
11568        "      <th>artist_name</th>\n",
11569        "      <th>lyrical_density</th>\n",
11570        "      <th>name</th>\n",
11571        "      <th>neg</th>\n",
11572        "      <th>valence</th>\n",
11573        "      <th>scaled_ld</th>\n",
11574        "      <th>gloom</th>\n",
11575        "      <th>complexity</th>\n",
11576        "    </tr>\n",
11577        "  </thead>\n",
11578        "  <tbody>\n",
11579        "    <tr>\n",
11580        "      <th>51</th>\n",
11581        "      <td>5V1AHQugSTASVez5ffJtFo</td>\n",
11582        "      <td>The Beatles</td>\n",
11583        "      <td>0.999889</td>\n",
11584        "      <td>Let It Be - Remastered 2009</td>\n",
11585        "      <td>0.119858</td>\n",
11586        "      <td>0.418</td>\n",
11587        "      <td>0.247910</td>\n",
11588        "      <td>0.233715</td>\n",
11589        "      <td>0.050101</td>\n",
11590        "    </tr>\n",
11591        "    <tr>\n",
11592        "      <th>95</th>\n",
11593        "      <td>6j3En9AD8FEAQQhhtkKBR9</td>\n",
11594        "      <td>The Rolling Stones</td>\n",
11595        "      <td>3.749956</td>\n",
11596        "      <td>Continental Drift - Live - 2009 Re-Mastered Di...</td>\n",
11597        "      <td>0.408216</td>\n",
11598        "      <td>0.129</td>\n",
11599        "      <td>1.000000</td>\n",
11600        "      <td>0.204108</td>\n",
11601        "      <td>0.052660</td>\n",
11602        "    </tr>\n",
11603        "    <tr>\n",
11604        "      <th>44</th>\n",
11605        "      <td>22QadBPe0QCuqraFVAr1m3</td>\n",
11606        "      <td>The Beatles</td>\n",
11607        "      <td>1.054504</td>\n",
11608        "      <td>Let It Be - Remastered 2015</td>\n",
11609        "      <td>0.119858</td>\n",
11610        "      <td>0.490</td>\n",
11611        "      <td>0.262846</td>\n",
11612        "      <td>0.203726</td>\n",
11613        "      <td>0.058730</td>\n",
11614        "    </tr>\n",
11615        "    <tr>\n",
11616        "      <th>67</th>\n",
11617        "      <td>3jPXnX4SskFgAcC4YBKOwN</td>\n",
11618        "      <td>The Beatles</td>\n",
11619        "      <td>0.273472</td>\n",
11620        "      <td>Sun King - Remastered 2009</td>\n",
11621        "      <td>0.300809</td>\n",
11622        "      <td>0.197</td>\n",
11623        "      <td>0.049249</td>\n",
11624        "      <td>0.389134</td>\n",
11625        "      <td>0.059259</td>\n",
11626        "    </tr>\n",
11627        "    <tr>\n",
11628        "      <th>0</th>\n",
11629        "      <td>2ucFulEWapRAmTn7l6f5Q7</td>\n",
11630        "      <td>The Beatles</td>\n",
11631        "      <td>0.169898</td>\n",
11632        "      <td>Wild Honey Pie - Remastered 2009</td>\n",
11633        "      <td>0.391178</td>\n",
11634        "      <td>0.153</td>\n",
11635        "      <td>0.020924</td>\n",
11636        "      <td>0.418731</td>\n",
11637        "      <td>0.059850</td>\n",
11638        "    </tr>\n",
11639        "    <tr>\n",
11640        "      <th>65</th>\n",
11641        "      <td>4cLoL5KPfE1hAwfsO84FX7</td>\n",
11642        "      <td>The Beatles</td>\n",
11643        "      <td>0.325955</td>\n",
11644        "      <td>Because - Remastered 2009</td>\n",
11645        "      <td>0.466254</td>\n",
11646        "      <td>0.162</td>\n",
11647        "      <td>0.063602</td>\n",
11648        "      <td>0.407178</td>\n",
11649        "      <td>0.075533</td>\n",
11650        "    </tr>\n",
11651        "    <tr>\n",
11652        "      <th>94</th>\n",
11653        "      <td>1FMQd25wsXU14lg323zyNa</td>\n",
11654        "      <td>The Rolling Stones</td>\n",
11655        "      <td>0.856393</td>\n",
11656        "      <td>Love Is Strong - 2009 Re-Mastered Digital Version</td>\n",
11657        "      <td>0.185872</td>\n",
11658        "      <td>0.500</td>\n",
11659        "      <td>0.208667</td>\n",
11660        "      <td>0.217226</td>\n",
11661        "      <td>0.092936</td>\n",
11662        "    </tr>\n",
11663        "    <tr>\n",
11664        "      <th>73</th>\n",
11665        "      <td>0SAqxgrtLO0GzXBeilxHQs</td>\n",
11666        "      <td>The Beatles</td>\n",
11667        "      <td>0.543735</td>\n",
11668        "      <td>The End - Remastered 2009</td>\n",
11669        "      <td>0.478610</td>\n",
11670        "      <td>0.207</td>\n",
11671        "      <td>0.123161</td>\n",
11672        "      <td>0.377140</td>\n",
11673        "      <td>0.099072</td>\n",
11674        "    </tr>\n",
11675        "    <tr>\n",
11676        "      <th>43</th>\n",
11677        "      <td>7iABnSNZciNepqGtjMQxxd</td>\n",
11678        "      <td>The Beatles</td>\n",
11679        "      <td>0.800176</td>\n",
11680        "      <td>Come Together - Remastered 2015</td>\n",
11681        "      <td>0.562552</td>\n",
11682        "      <td>0.178</td>\n",
11683        "      <td>0.193293</td>\n",
11684        "      <td>0.385925</td>\n",
11685        "      <td>0.100134</td>\n",
11686        "    </tr>\n",
11687        "    <tr>\n",
11688        "      <th>58</th>\n",
11689        "      <td>0MKqeOVdZcUFGJvWpGCKbG</td>\n",
11690        "      <td>The Beatles</td>\n",
11691        "      <td>0.796316</td>\n",
11692        "      <td>Come Together - Remastered 2009</td>\n",
11693        "      <td>0.562552</td>\n",
11694        "      <td>0.179</td>\n",
11695        "      <td>0.192237</td>\n",
11696        "      <td>0.385658</td>\n",
11697        "      <td>0.100697</td>\n",
11698        "    </tr>\n",
11699        "  </tbody>\n",
11700        "</table>\n",
11701        "</div>"
11702       ],
11703       "text/plain": [
11704        "                       _id         artist_name  lyrical_density  \\\n",
11705        "51  5V1AHQugSTASVez5ffJtFo         The Beatles         0.999889   \n",
11706        "95  6j3En9AD8FEAQQhhtkKBR9  The Rolling Stones         3.749956   \n",
11707        "44  22QadBPe0QCuqraFVAr1m3         The Beatles         1.054504   \n",
11708        "67  3jPXnX4SskFgAcC4YBKOwN         The Beatles         0.273472   \n",
11709        "0   2ucFulEWapRAmTn7l6f5Q7         The Beatles         0.169898   \n",
11710        "65  4cLoL5KPfE1hAwfsO84FX7         The Beatles         0.325955   \n",
11711        "94  1FMQd25wsXU14lg323zyNa  The Rolling Stones         0.856393   \n",
11712        "73  0SAqxgrtLO0GzXBeilxHQs         The Beatles         0.543735   \n",
11713        "43  7iABnSNZciNepqGtjMQxxd         The Beatles         0.800176   \n",
11714        "58  0MKqeOVdZcUFGJvWpGCKbG         The Beatles         0.796316   \n",
11715        "\n",
11716        "                                                 name       neg  valence  \\\n",
11717        "51                        Let It Be - Remastered 2009  0.119858    0.418   \n",
11718        "95  Continental Drift - Live - 2009 Re-Mastered Di...  0.408216    0.129   \n",
11719        "44                        Let It Be - Remastered 2015  0.119858    0.490   \n",
11720        "67                         Sun King - Remastered 2009  0.300809    0.197   \n",
11721        "0                    Wild Honey Pie - Remastered 2009  0.391178    0.153   \n",
11722        "65                          Because - Remastered 2009  0.466254    0.162   \n",
11723        "94  Love Is Strong - 2009 Re-Mastered Digital Version  0.185872    0.500   \n",
11724        "73                          The End - Remastered 2009  0.478610    0.207   \n",
11725        "43                    Come Together - Remastered 2015  0.562552    0.178   \n",
11726        "58                    Come Together - Remastered 2009  0.562552    0.179   \n",
11727        "\n",
11728        "    scaled_ld     gloom  complexity  \n",
11729        "51   0.247910  0.233715    0.050101  \n",
11730        "95   1.000000  0.204108    0.052660  \n",
11731        "44   0.262846  0.203726    0.058730  \n",
11732        "67   0.049249  0.389134    0.059259  \n",
11733        "0    0.020924  0.418731    0.059850  \n",
11734        "65   0.063602  0.407178    0.075533  \n",
11735        "94   0.208667  0.217226    0.092936  \n",
11736        "73   0.123161  0.377140    0.099072  \n",
11737        "43   0.193293  0.385925    0.100134  \n",
11738        "58   0.192237  0.385658    0.100697  "
11739       ]
11740      },
11741      "execution_count": 85,
11742      "metadata": {},
11743      "output_type": "execute_result"
11744     }
11745    ],
11746    "source": [
11747     "results.sort_values('complexity', ascending=True).head(10)"
11748    ]
11749   },
11750   {
11751    "cell_type": "markdown",
11752    "metadata": {},
11753    "source": [
11754     "Interestingly, all of the \"complex\" songs are by The Beatles, while most of the least \"complex\" songs are by Radiohead. How true is that for all songs?"
11755    ]
11756   },
11757   {
11758    "cell_type": "code",
11759    "execution_count": 86,
11760    "metadata": {
11761     "collapsed": false
11762    },
11763    "outputs": [
11764     {
11765      "data": {
11766       "text/plain": [
11767        "<matplotlib.axes._subplots.AxesSubplot at 0x7f2d71d204e0>"
11768       ]
11769      },
11770      "execution_count": 86,
11771      "metadata": {},
11772      "output_type": "execute_result"
11773     },
11774     {
11775      "data": {
11776       "image/png": 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9V4D7E+ynVFH6bMqZToSMECeneurVMFJRN7NzgB8EPpQmjoiIjGLUM/X3A78JeIIspYrS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\n",
11777       "text/plain": [
11778        "<matplotlib.figure.Figure at 0x7f2d72a15908>"
11779       ]
11780      },
11781      "metadata": {},
11782      "output_type": "display_data"
11783     }
11784    ],
11785    "source": [
11786     "results[results['artist_name'] == 'The Beatles']['complexity'].hist(alpha=0.5, color='blue')\n",
11787     "results[results['artist_name'] == 'Radiohead']['complexity'].hist(alpha=0.5, color='red')"
11788    ]
11789   },
11790   {
11791    "cell_type": "code",
11792    "execution_count": 87,
11793    "metadata": {
11794     "collapsed": false,
11795     "scrolled": true
11796    },
11797    "outputs": [],
11798    "source": [
11799     "# Push the results back into the database\n",
11800     "for row in results.itertuples():\n",
11801     "    tracks.update_one({'_id': row[1]}, {'$set': {'complexity': row.complexity}})"
11802    ]
11803   },
11804   {
11805    "cell_type": "markdown",
11806    "metadata": {},
11807    "source": [
11808     "### Average gloom per album<a name=\"gloomperalbum\"></a>\n",
11809     "How close can we easily get to the final plot at the end of the fitteR happieR post?\n",
11810     "\n",
11811     "First, we find average gloom per album.\n",
11812     "\n",
11813     "* [Top](#top)"
11814    ]
11815   },
11816   {
11817    "cell_type": "code",
11818    "execution_count": 88,
11819    "metadata": {
11820     "collapsed": false,
11821     "scrolled": true
11822    },
11823    "outputs": [
11824     {
11825      "data": {
11826       "text/plain": [
11827        "defaultdict(int,\n",
11828        "            {'03Qh833fEdVT30Pfs93ea6': 0.41873123282422453,\n",
11829        "             '064eFGemsrDcMvgRZ0gqtw': 0.3179832944377065,\n",
11830        "             '0PYyrqs9NXtxPhf0CZkq2L': 0.1455414524235663,\n",
11831        "             '0ZGddnvcVzHVHfE3WW1tV5': 0.26738524887279513,\n",
11832        "             '19K3IHYeVkUTjcBHGfbCOi': 0.24384292409425667,\n",
11833        "             '1DBkJIEoeHrTX4WCBQGcCi': 0.1245,\n",
11834        "             '1PULmKbHeOqlkIwcDMNwD4': 0.19061203689895245,\n",
11835        "             '1TpcI1LEFVhBvDPSTMPGFG': 0.22645560872562193,\n",
11836        "             '1W1UJulgICjFDyYIMUwRs7': 0.20410800181164113,\n",
11837        "             '1WSfNoPDPzgyKFN6OSYWUx': 0.2342652983252492,\n",
11838        "             '1YvnuYGlblQ5vLnOhaZzpn': 0.09057907764772204,\n",
11839        "             '1oW3v5Har9mvXnGk0x4fHm': 0.3178595468054327,\n",
11840        "             '25mfHGJNQkluvIqedXHSx3': 0.25702782412487735,\n",
11841        "             '2Pqkn9Dq2DFtdfkKAeqgMd': 0.28450005051734983,\n",
11842        "             '2pCqZLeavM2BMovJXsJEIV': 0.21201262788418518,\n",
11843        "             '2wZgoXS06wSdu9C0ZJOvlc': 0.08111482492357687,\n",
11844        "             '3OdI6e43crvyAHhaqpxSyz': 0.15988938778241285,\n",
11845        "             '3nkEsxmIX0zRNXGAexaHAn': 0.1431554681701267,\n",
11846        "             '4FTHynKEtuP7eppERNfjyG': 0.25539947099291666,\n",
11847        "             '4M8Q1L9PZq0xK5tLUpO3jd': 0.17462603252972925,\n",
11848        "             '4fhWcu56Bbh5wALuTouFVW': 0.3571619784621046,\n",
11849        "             '4g9Jfls8z2nbQxj5PiXkiy': 0.12436825630937817,\n",
11850        "             '500FEaUzn8lN9zWFyZG5C2': 0.36017522794436474,\n",
11851        "             '50UGtgNA5bq1c0BDjPfmbD': 0.3889706588215051,\n",
11852        "             '54sqbAXxR1jFfyXb1WvrHK': 0.09758294092430027,\n",
11853        "             '5XfJmldgWzrc1AIdbBaVZn': 0.23711187957714597,\n",
11854        "             '5ju5Ouzan3QwXqQt1Tihbh': 0.2084148814744838,\n",
11855        "             '62ZT16LY1phGM0O8x5qW1z': 0.21722601214993292,\n",
11856        "             '6400dnyeDyD2mIFHfkwHXN': 0.34722466006870223,\n",
11857        "             '6FjXxl9VLURGuubdXUn2J3': 0.1611411488404463,\n",
11858        "             '6vuykQgDLUCiZ7YggIpLM9': 0.19733071947104644,\n",
11859        "             '71Mwd9tntFQYUk4k2DwA0D': 0.2300406807603425,\n",
11860        "             '7dxKtc08dYeRVHt3p9CZJn': 0.18819981811502182,\n",
11861        "             '7eyQXxuf2nGj9d2367Gi5f': 0.1302895493680803,\n",
11862        "             '7gDXyW16byCQOgK965BRzn': 0.09117306492499702})"
11863       ]
11864      },
11865      "execution_count": 88,
11866      "metadata": {},
11867      "output_type": "execute_result"
11868     }
11869    ],
11870    "source": [
11871     "pipeline = [\n",
11872     "    {'$match': {'gloom': {'$exists': True}}},\n",
11873     "    {'$group': {'_id': '$album.id', 'avg_gloom': {'$avg': '$gloom'}}}]\n",
11874     "album_glooms = collections.defaultdict(int, {a['_id']: a['avg_gloom'] for a in tracks.aggregate(pipeline)})\n",
11875     "album_glooms"
11876    ]
11877   },
11878   {
11879    "cell_type": "code",
11880    "execution_count": 89,
11881    "metadata": {
11882     "collapsed": false,
11883     "scrolled": true
11884    },
11885    "outputs": [
11886     {
11887      "data": {
11888       "text/html": [
11889        "<div>\n",
11890        "<table border=\"1\" class=\"dataframe\">\n",
11891        "  <thead>\n",
11892        "    <tr style=\"text-align: right;\">\n",
11893        "      <th></th>\n",
11894        "      <th>_id</th>\n",
11895        "      <th>artist_name</th>\n",
11896        "      <th>name</th>\n",
11897        "      <th>release_date</th>\n",
11898        "      <th>gloom</th>\n",
11899        "    </tr>\n",
11900        "  </thead>\n",
11901        "  <tbody>\n",
11902        "    <tr>\n",
11903        "      <th>15</th>\n",
11904        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
11905        "      <td>The Beatles</td>\n",
11906        "      <td>Please Please Me (Remastered)</td>\n",
11907        "      <td>1963-03-22</td>\n",
11908        "      <td>0.091173</td>\n",
11909        "    </tr>\n",
11910        "    <tr>\n",
11911        "      <th>14</th>\n",
11912        "      <td>3nkEsxmIX0zRNXGAexaHAn</td>\n",
11913        "      <td>The Beatles</td>\n",
11914        "      <td>With The Beatles (Remastered)</td>\n",
11915        "      <td>1963-11-22</td>\n",
11916        "      <td>0.143155</td>\n",
11917        "    </tr>\n",
11918        "    <tr>\n",
11919        "      <th>12</th>\n",
11920        "      <td>71Mwd9tntFQYUk4k2DwA0D</td>\n",
11921        "      <td>The Beatles</td>\n",
11922        "      <td>A Hard Day's Night (Remastered)</td>\n",
11923        "      <td>1964-07-10</td>\n",
11924        "      <td>0.230041</td>\n",
11925        "    </tr>\n",
11926        "    <tr>\n",
11927        "      <th>11</th>\n",
11928        "      <td>7BgGBZndAvDlKOcwe5rscZ</td>\n",
11929        "      <td>The Beatles</td>\n",
11930        "      <td>Beatles For Sale (Remastered)</td>\n",
11931        "      <td>1964-12-04</td>\n",
11932        "      <td>0.000000</td>\n",
11933        "    </tr>\n",
11934        "    <tr>\n",
11935        "      <th>10</th>\n",
11936        "      <td>19K3IHYeVkUTjcBHGfbCOi</td>\n",
11937        "      <td>The Beatles</td>\n",
11938        "      <td>Help! (Remastered)</td>\n",
11939        "      <td>1965-08-06</td>\n",
11940        "      <td>0.243843</td>\n",
11941        "    </tr>\n",
11942        "    <tr>\n",
11943        "      <th>9</th>\n",
11944        "      <td>3OdI6e43crvyAHhaqpxSyz</td>\n",
11945        "      <td>The Beatles</td>\n",
11946        "      <td>Rubber Soul (Remastered)</td>\n",
11947        "      <td>1965-12-03</td>\n",
11948        "      <td>0.159889</td>\n",
11949        "    </tr>\n",
11950        "    <tr>\n",
11951        "      <th>8</th>\n",
11952        "      <td>0PYyrqs9NXtxPhf0CZkq2L</td>\n",
11953        "      <td>The Beatles</td>\n",
11954        "      <td>Revolver (Remastered)</td>\n",
11955        "      <td>1966-08-05</td>\n",
11956        "      <td>0.145541</td>\n",
11957        "    </tr>\n",
11958        "    <tr>\n",
11959        "      <th>7</th>\n",
11960        "      <td>1PULmKbHeOqlkIwcDMNwD4</td>\n",
11961        "      <td>The Beatles</td>\n",
11962        "      <td>Sgt. Pepper's Lonely Hearts Club Band (Remaste...</td>\n",
11963        "      <td>1967-06-01</td>\n",
11964        "      <td>0.190612</td>\n",
11965        "    </tr>\n",
11966        "    <tr>\n",
11967        "      <th>6</th>\n",
11968        "      <td>6P9yO0ukhOx3dvmhGKeYoC</td>\n",
11969        "      <td>The Beatles</td>\n",
11970        "      <td>Magical Mystery Tour (Remastered)</td>\n",
11971        "      <td>1967-11-27</td>\n",
11972        "      <td>0.000000</td>\n",
11973        "    </tr>\n",
11974        "    <tr>\n",
11975        "      <th>5</th>\n",
11976        "      <td>03Qh833fEdVT30Pfs93ea6</td>\n",
11977        "      <td>The Beatles</td>\n",
11978        "      <td>The Beatles (Remastered)</td>\n",
11979        "      <td>1968-11-22</td>\n",
11980        "      <td>0.418731</td>\n",
11981        "    </tr>\n",
11982        "    <tr>\n",
11983        "      <th>4</th>\n",
11984        "      <td>47bcKzmKgmMPHXNVOWpLiu</td>\n",
11985        "      <td>The Beatles</td>\n",
11986        "      <td>Yellow Submarine (Remastered)</td>\n",
11987        "      <td>1969-01-17</td>\n",
11988        "      <td>0.000000</td>\n",
11989        "    </tr>\n",
11990        "    <tr>\n",
11991        "      <th>3</th>\n",
11992        "      <td>2Pqkn9Dq2DFtdfkKAeqgMd</td>\n",
11993        "      <td>The Beatles</td>\n",
11994        "      <td>Abbey Road (Remastered)</td>\n",
11995        "      <td>1969-09-26</td>\n",
11996        "      <td>0.284500</td>\n",
11997        "    </tr>\n",
11998        "    <tr>\n",
11999        "      <th>2</th>\n",
12000        "      <td>2pCqZLeavM2BMovJXsJEIV</td>\n",
12001        "      <td>The Beatles</td>\n",
12002        "      <td>Let It Be (Remastered)</td>\n",
12003        "      <td>1970-05-08</td>\n",
12004        "      <td>0.212013</td>\n",
12005        "    </tr>\n",
12006        "    <tr>\n",
12007        "      <th>46</th>\n",
12008        "      <td>54sqbAXxR1jFfyXb1WvrHK</td>\n",
12009        "      <td>The Rolling Stones</td>\n",
12010        "      <td>Some Girls</td>\n",
12011        "      <td>1978-06-09</td>\n",
12012        "      <td>0.097583</td>\n",
12013        "    </tr>\n",
12014        "    <tr>\n",
12015        "      <th>47</th>\n",
12016        "      <td>6FjXxl9VLURGuubdXUn2J3</td>\n",
12017        "      <td>The Rolling Stones</td>\n",
12018        "      <td>Some Girls (Deluxe Version)</td>\n",
12019        "      <td>1978-06-09</td>\n",
12020        "      <td>0.161141</td>\n",
12021        "    </tr>\n",
12022        "    <tr>\n",
12023        "      <th>45</th>\n",
12024        "      <td>2wZgoXS06wSdu9C0ZJOvlc</td>\n",
12025        "      <td>The Rolling Stones</td>\n",
12026        "      <td>Emotional Rescue (2009 Re-Mastered)</td>\n",
12027        "      <td>1980-06-20</td>\n",
12028        "      <td>0.081115</td>\n",
12029        "    </tr>\n",
12030        "    <tr>\n",
12031        "      <th>44</th>\n",
12032        "      <td>1YvnuYGlblQ5vLnOhaZzpn</td>\n",
12033        "      <td>The Rolling Stones</td>\n",
12034        "      <td>Tattoo You (2009 Re-Mastered)</td>\n",
12035        "      <td>1981-08-24</td>\n",
12036        "      <td>0.090579</td>\n",
12037        "    </tr>\n",
12038        "    <tr>\n",
12039        "      <th>43</th>\n",
12040        "      <td>0hxrNynMDh5QeyALlf1CdS</td>\n",
12041        "      <td>The Rolling Stones</td>\n",
12042        "      <td>Still Life</td>\n",
12043        "      <td>1982-06-01</td>\n",
12044        "      <td>0.000000</td>\n",
12045        "    </tr>\n",
12046        "    <tr>\n",
12047        "      <th>42</th>\n",
12048        "      <td>064eFGemsrDcMvgRZ0gqtw</td>\n",
12049        "      <td>The Rolling Stones</td>\n",
12050        "      <td>Undercover (2009 Re-Mastered)</td>\n",
12051        "      <td>1983-11-07</td>\n",
12052        "      <td>0.317983</td>\n",
12053        "    </tr>\n",
12054        "    <tr>\n",
12055        "      <th>41</th>\n",
12056        "      <td>1WSfNoPDPzgyKFN6OSYWUx</td>\n",
12057        "      <td>The Rolling Stones</td>\n",
12058        "      <td>Dirty Work (Remastered 2009)</td>\n",
12059        "      <td>1986-03-24</td>\n",
12060        "      <td>0.234265</td>\n",
12061        "    </tr>\n",
12062        "    <tr>\n",
12063        "      <th>40</th>\n",
12064        "      <td>1TpcI1LEFVhBvDPSTMPGFG</td>\n",
12065        "      <td>The Rolling Stones</td>\n",
12066        "      <td>Dirty Work</td>\n",
12067        "      <td>1986-03-24</td>\n",
12068        "      <td>0.226456</td>\n",
12069        "    </tr>\n",
12070        "    <tr>\n",
12071        "      <th>39</th>\n",
12072        "      <td>25mfHGJNQkluvIqedXHSx3</td>\n",
12073        "      <td>The Rolling Stones</td>\n",
12074        "      <td>Steel Wheels (2009 Re-Mastered)</td>\n",
12075        "      <td>1989-08-29</td>\n",
12076        "      <td>0.257028</td>\n",
12077        "    </tr>\n",
12078        "    <tr>\n",
12079        "      <th>38</th>\n",
12080        "      <td>1W1UJulgICjFDyYIMUwRs7</td>\n",
12081        "      <td>The Rolling Stones</td>\n",
12082        "      <td>Flashpoint</td>\n",
12083        "      <td>1991-04-02</td>\n",
12084        "      <td>0.204108</td>\n",
12085        "    </tr>\n",
12086        "    <tr>\n",
12087        "      <th>27</th>\n",
12088        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
12089        "      <td>Radiohead</td>\n",
12090        "      <td>Pablo Honey</td>\n",
12091        "      <td>1993-02-22</td>\n",
12092        "      <td>0.347225</td>\n",
12093        "    </tr>\n",
12094        "    <tr>\n",
12095        "      <th>37</th>\n",
12096        "      <td>62ZT16LY1phGM0O8x5qW1z</td>\n",
12097        "      <td>The Rolling Stones</td>\n",
12098        "      <td>Voodoo Lounge (2009 Re-Mastered)</td>\n",
12099        "      <td>1994-07-11</td>\n",
12100        "      <td>0.217226</td>\n",
12101        "    </tr>\n",
12102        "    <tr>\n",
12103        "      <th>36</th>\n",
12104        "      <td>4M8Q1L9PZq0xK5tLUpO3jd</td>\n",
12105        "      <td>The Rolling Stones</td>\n",
12106        "      <td>Stripped</td>\n",
12107        "      <td>1995-01-13</td>\n",
12108        "      <td>0.174626</td>\n",
12109        "    </tr>\n",
12110        "    <tr>\n",
12111        "      <th>26</th>\n",
12112        "      <td>500FEaUzn8lN9zWFyZG5C2</td>\n",
12113        "      <td>Radiohead</td>\n",
12114        "      <td>The Bends</td>\n",
12115        "      <td>1995-03-28</td>\n",
12116        "      <td>0.360175</td>\n",
12117        "    </tr>\n",
12118        "    <tr>\n",
12119        "      <th>25</th>\n",
12120        "      <td>7dxKtc08dYeRVHt3p9CZJn</td>\n",
12121        "      <td>Radiohead</td>\n",
12122        "      <td>OK Computer</td>\n",
12123        "      <td>1997-05-28</td>\n",
12124        "      <td>0.188200</td>\n",
12125        "    </tr>\n",
12126        "    <tr>\n",
12127        "      <th>35</th>\n",
12128        "      <td>0ZGddnvcVzHVHfE3WW1tV5</td>\n",
12129        "      <td>The Rolling Stones</td>\n",
12130        "      <td>Bridges To Babylon (2009 Re-Mastered)</td>\n",
12131        "      <td>1997-09-29</td>\n",
12132        "      <td>0.267385</td>\n",
12133        "    </tr>\n",
12134        "    <tr>\n",
12135        "      <th>24</th>\n",
12136        "      <td>19RUXBFyM4PpmrLRdtqWbp</td>\n",
12137        "      <td>Radiohead</td>\n",
12138        "      <td>Kid A</td>\n",
12139        "      <td>2000-10-01</td>\n",
12140        "      <td>0.000000</td>\n",
12141        "    </tr>\n",
12142        "    <tr>\n",
12143        "      <th>1</th>\n",
12144        "      <td>5ju5Ouzan3QwXqQt1Tihbh</td>\n",
12145        "      <td>The Beatles</td>\n",
12146        "      <td>1 (Remastered)</td>\n",
12147        "      <td>2000-11-13</td>\n",
12148        "      <td>0.208415</td>\n",
12149        "    </tr>\n",
12150        "    <tr>\n",
12151        "      <th>22</th>\n",
12152        "      <td>6svTt5o2lUgIrgYDKVmdnD</td>\n",
12153        "      <td>Radiohead</td>\n",
12154        "      <td>I Might Be Wrong</td>\n",
12155        "      <td>2001-01-01</td>\n",
12156        "      <td>0.000000</td>\n",
12157        "    </tr>\n",
12158        "    <tr>\n",
12159        "      <th>23</th>\n",
12160        "      <td>6V9YnBmFjWmXCBaUVRCVXP</td>\n",
12161        "      <td>Radiohead</td>\n",
12162        "      <td>Amnesiac</td>\n",
12163        "      <td>2001-03-12</td>\n",
12164        "      <td>0.000000</td>\n",
12165        "    </tr>\n",
12166        "    <tr>\n",
12167        "      <th>21</th>\n",
12168        "      <td>1oW3v5Har9mvXnGk0x4fHm</td>\n",
12169        "      <td>Radiohead</td>\n",
12170        "      <td>Hail To the Thief</td>\n",
12171        "      <td>2003-01-01</td>\n",
12172        "      <td>0.317860</td>\n",
12173        "    </tr>\n",
12174        "    <tr>\n",
12175        "      <th>20</th>\n",
12176        "      <td>6Eo5EkmdLvZrONzi046iC2</td>\n",
12177        "      <td>Radiohead</td>\n",
12178        "      <td>Com Lag: 2+2=5</td>\n",
12179        "      <td>2004-03-24</td>\n",
12180        "      <td>0.000000</td>\n",
12181        "    </tr>\n",
12182        "    <tr>\n",
12183        "      <th>34</th>\n",
12184        "      <td>50UGtgNA5bq1c0BDjPfmbD</td>\n",
12185        "      <td>The Rolling Stones</td>\n",
12186        "      <td>Live Licks</td>\n",
12187        "      <td>2004-11-01</td>\n",
12188        "      <td>0.388971</td>\n",
12189        "    </tr>\n",
12190        "    <tr>\n",
12191        "      <th>33</th>\n",
12192        "      <td>4FTHynKEtuP7eppERNfjyG</td>\n",
12193        "      <td>The Rolling Stones</td>\n",
12194        "      <td>A Bigger Bang (2009 Re-Mastered)</td>\n",
12195        "      <td>2005-09-05</td>\n",
12196        "      <td>0.255399</td>\n",
12197        "    </tr>\n",
12198        "    <tr>\n",
12199        "      <th>19</th>\n",
12200        "      <td>36lJLPoPPOKNFddTAcirnc</td>\n",
12201        "      <td>Radiohead</td>\n",
12202        "      <td>In Rainbows Disk 2</td>\n",
12203        "      <td>2007-01-01</td>\n",
12204        "      <td>0.000000</td>\n",
12205        "    </tr>\n",
12206        "    <tr>\n",
12207        "      <th>18</th>\n",
12208        "      <td>7eyQXxuf2nGj9d2367Gi5f</td>\n",
12209        "      <td>Radiohead</td>\n",
12210        "      <td>In Rainbows</td>\n",
12211        "      <td>2007-12-28</td>\n",
12212        "      <td>0.130290</td>\n",
12213        "    </tr>\n",
12214        "    <tr>\n",
12215        "      <th>32</th>\n",
12216        "      <td>3CHu7qW160uqPZHW3TMZ1l</td>\n",
12217        "      <td>The Rolling Stones</td>\n",
12218        "      <td>Shine A Light</td>\n",
12219        "      <td>2008-01-01</td>\n",
12220        "      <td>0.000000</td>\n",
12221        "    </tr>\n",
12222        "    <tr>\n",
12223        "      <th>13</th>\n",
12224        "      <td>1DBkJIEoeHrTX4WCBQGcCi</td>\n",
12225        "      <td>Radiohead</td>\n",
12226        "      <td>The King Of Limbs</td>\n",
12227        "      <td>2011-02-18</td>\n",
12228        "      <td>0.124500</td>\n",
12229        "    </tr>\n",
12230        "    <tr>\n",
12231        "      <th>17</th>\n",
12232        "      <td>47xaqCsJcYFWqD1gwujl1T</td>\n",
12233        "      <td>Radiohead</td>\n",
12234        "      <td>TKOL RMX 1234567</td>\n",
12235        "      <td>2011-10-10</td>\n",
12236        "      <td>0.000000</td>\n",
12237        "    </tr>\n",
12238        "    <tr>\n",
12239        "      <th>31</th>\n",
12240        "      <td>5eTqRwTGKPBUiUuN1rFaXD</td>\n",
12241        "      <td>The Rolling Stones</td>\n",
12242        "      <td>Live 1965: Music From Charlie Is My Darling (L...</td>\n",
12243        "      <td>2012-11-06</td>\n",
12244        "      <td>0.000000</td>\n",
12245        "    </tr>\n",
12246        "    <tr>\n",
12247        "      <th>16</th>\n",
12248        "      <td>6vuykQgDLUCiZ7YggIpLM9</td>\n",
12249        "      <td>Radiohead</td>\n",
12250        "      <td>A Moon Shaped Pool</td>\n",
12251        "      <td>2016-05-08</td>\n",
12252        "      <td>0.197331</td>\n",
12253        "    </tr>\n",
12254        "    <tr>\n",
12255        "      <th>30</th>\n",
12256        "      <td>3PbRKFafwE7Of8e4dTee72</td>\n",
12257        "      <td>The Rolling Stones</td>\n",
12258        "      <td>Totally Stripped (Live)</td>\n",
12259        "      <td>2016-06-17</td>\n",
12260        "      <td>0.000000</td>\n",
12261        "    </tr>\n",
12262        "    <tr>\n",
12263        "      <th>0</th>\n",
12264        "      <td>5XfJmldgWzrc1AIdbBaVZn</td>\n",
12265        "      <td>The Beatles</td>\n",
12266        "      <td>Live At The Hollywood Bowl</td>\n",
12267        "      <td>2016-09-09</td>\n",
12268        "      <td>0.237112</td>\n",
12269        "    </tr>\n",
12270        "    <tr>\n",
12271        "      <th>29</th>\n",
12272        "      <td>4fhWcu56Bbh5wALuTouFVW</td>\n",
12273        "      <td>The Rolling Stones</td>\n",
12274        "      <td>Havana Moon (Live)</td>\n",
12275        "      <td>2016-11-11</td>\n",
12276        "      <td>0.357162</td>\n",
12277        "    </tr>\n",
12278        "    <tr>\n",
12279        "      <th>28</th>\n",
12280        "      <td>4g9Jfls8z2nbQxj5PiXkiy</td>\n",
12281        "      <td>The Rolling Stones</td>\n",
12282        "      <td>Blue &amp; Lonesome</td>\n",
12283        "      <td>2016-12-02</td>\n",
12284        "      <td>0.124368</td>\n",
12285        "    </tr>\n",
12286        "  </tbody>\n",
12287        "</table>\n",
12288        "</div>"
12289       ],
12290       "text/plain": [
12291        "                       _id         artist_name  \\\n",
12292        "15  7gDXyW16byCQOgK965BRzn         The Beatles   \n",
12293        "14  3nkEsxmIX0zRNXGAexaHAn         The Beatles   \n",
12294        "12  71Mwd9tntFQYUk4k2DwA0D         The Beatles   \n",
12295        "11  7BgGBZndAvDlKOcwe5rscZ         The Beatles   \n",
12296        "10  19K3IHYeVkUTjcBHGfbCOi         The Beatles   \n",
12297        "9   3OdI6e43crvyAHhaqpxSyz         The Beatles   \n",
12298        "8   0PYyrqs9NXtxPhf0CZkq2L         The Beatles   \n",
12299        "7   1PULmKbHeOqlkIwcDMNwD4         The Beatles   \n",
12300        "6   6P9yO0ukhOx3dvmhGKeYoC         The Beatles   \n",
12301        "5   03Qh833fEdVT30Pfs93ea6         The Beatles   \n",
12302        "4   47bcKzmKgmMPHXNVOWpLiu         The Beatles   \n",
12303        "3   2Pqkn9Dq2DFtdfkKAeqgMd         The Beatles   \n",
12304        "2   2pCqZLeavM2BMovJXsJEIV         The Beatles   \n",
12305        "46  54sqbAXxR1jFfyXb1WvrHK  The Rolling Stones   \n",
12306        "47  6FjXxl9VLURGuubdXUn2J3  The Rolling Stones   \n",
12307        "45  2wZgoXS06wSdu9C0ZJOvlc  The Rolling Stones   \n",
12308        "44  1YvnuYGlblQ5vLnOhaZzpn  The Rolling Stones   \n",
12309        "43  0hxrNynMDh5QeyALlf1CdS  The Rolling Stones   \n",
12310        "42  064eFGemsrDcMvgRZ0gqtw  The Rolling Stones   \n",
12311        "41  1WSfNoPDPzgyKFN6OSYWUx  The Rolling Stones   \n",
12312        "40  1TpcI1LEFVhBvDPSTMPGFG  The Rolling Stones   \n",
12313        "39  25mfHGJNQkluvIqedXHSx3  The Rolling Stones   \n",
12314        "38  1W1UJulgICjFDyYIMUwRs7  The Rolling Stones   \n",
12315        "27  6400dnyeDyD2mIFHfkwHXN           Radiohead   \n",
12316        "37  62ZT16LY1phGM0O8x5qW1z  The Rolling Stones   \n",
12317        "36  4M8Q1L9PZq0xK5tLUpO3jd  The Rolling Stones   \n",
12318        "26  500FEaUzn8lN9zWFyZG5C2           Radiohead   \n",
12319        "25  7dxKtc08dYeRVHt3p9CZJn           Radiohead   \n",
12320        "35  0ZGddnvcVzHVHfE3WW1tV5  The Rolling Stones   \n",
12321        "24  19RUXBFyM4PpmrLRdtqWbp           Radiohead   \n",
12322        "1   5ju5Ouzan3QwXqQt1Tihbh         The Beatles   \n",
12323        "22  6svTt5o2lUgIrgYDKVmdnD           Radiohead   \n",
12324        "23  6V9YnBmFjWmXCBaUVRCVXP           Radiohead   \n",
12325        "21  1oW3v5Har9mvXnGk0x4fHm           Radiohead   \n",
12326        "20  6Eo5EkmdLvZrONzi046iC2           Radiohead   \n",
12327        "34  50UGtgNA5bq1c0BDjPfmbD  The Rolling Stones   \n",
12328        "33  4FTHynKEtuP7eppERNfjyG  The Rolling Stones   \n",
12329        "19  36lJLPoPPOKNFddTAcirnc           Radiohead   \n",
12330        "18  7eyQXxuf2nGj9d2367Gi5f           Radiohead   \n",
12331        "32  3CHu7qW160uqPZHW3TMZ1l  The Rolling Stones   \n",
12332        "13  1DBkJIEoeHrTX4WCBQGcCi           Radiohead   \n",
12333        "17  47xaqCsJcYFWqD1gwujl1T           Radiohead   \n",
12334        "31  5eTqRwTGKPBUiUuN1rFaXD  The Rolling Stones   \n",
12335        "16  6vuykQgDLUCiZ7YggIpLM9           Radiohead   \n",
12336        "30  3PbRKFafwE7Of8e4dTee72  The Rolling Stones   \n",
12337        "0   5XfJmldgWzrc1AIdbBaVZn         The Beatles   \n",
12338        "29  4fhWcu56Bbh5wALuTouFVW  The Rolling Stones   \n",
12339        "28  4g9Jfls8z2nbQxj5PiXkiy  The Rolling Stones   \n",
12340        "\n",
12341        "                                                 name release_date     gloom  \n",
12342        "15                      Please Please Me (Remastered)   1963-03-22  0.091173  \n",
12343        "14                      With The Beatles (Remastered)   1963-11-22  0.143155  \n",
12344        "12                    A Hard Day's Night (Remastered)   1964-07-10  0.230041  \n",
12345        "11                      Beatles For Sale (Remastered)   1964-12-04  0.000000  \n",
12346        "10                                 Help! (Remastered)   1965-08-06  0.243843  \n",
12347        "9                            Rubber Soul (Remastered)   1965-12-03  0.159889  \n",
12348        "8                               Revolver (Remastered)   1966-08-05  0.145541  \n",
12349        "7   Sgt. Pepper's Lonely Hearts Club Band (Remaste...   1967-06-01  0.190612  \n",
12350        "6                   Magical Mystery Tour (Remastered)   1967-11-27  0.000000  \n",
12351        "5                            The Beatles (Remastered)   1968-11-22  0.418731  \n",
12352        "4                       Yellow Submarine (Remastered)   1969-01-17  0.000000  \n",
12353        "3                             Abbey Road (Remastered)   1969-09-26  0.284500  \n",
12354        "2                              Let It Be (Remastered)   1970-05-08  0.212013  \n",
12355        "46                                         Some Girls   1978-06-09  0.097583  \n",
12356        "47                        Some Girls (Deluxe Version)   1978-06-09  0.161141  \n",
12357        "45                Emotional Rescue (2009 Re-Mastered)   1980-06-20  0.081115  \n",
12358        "44                      Tattoo You (2009 Re-Mastered)   1981-08-24  0.090579  \n",
12359        "43                                         Still Life   1982-06-01  0.000000  \n",
12360        "42                      Undercover (2009 Re-Mastered)   1983-11-07  0.317983  \n",
12361        "41                       Dirty Work (Remastered 2009)   1986-03-24  0.234265  \n",
12362        "40                                         Dirty Work   1986-03-24  0.226456  \n",
12363        "39                    Steel Wheels (2009 Re-Mastered)   1989-08-29  0.257028  \n",
12364        "38                                         Flashpoint   1991-04-02  0.204108  \n",
12365        "27                                        Pablo Honey   1993-02-22  0.347225  \n",
12366        "37                   Voodoo Lounge (2009 Re-Mastered)   1994-07-11  0.217226  \n",
12367        "36                                           Stripped   1995-01-13  0.174626  \n",
12368        "26                                          The Bends   1995-03-28  0.360175  \n",
12369        "25                                        OK Computer   1997-05-28  0.188200  \n",
12370        "35              Bridges To Babylon (2009 Re-Mastered)   1997-09-29  0.267385  \n",
12371        "24                                              Kid A   2000-10-01  0.000000  \n",
12372        "1                                      1 (Remastered)   2000-11-13  0.208415  \n",
12373        "22                                   I Might Be Wrong   2001-01-01  0.000000  \n",
12374        "23                                           Amnesiac   2001-03-12  0.000000  \n",
12375        "21                                  Hail To the Thief   2003-01-01  0.317860  \n",
12376        "20                                     Com Lag: 2+2=5   2004-03-24  0.000000  \n",
12377        "34                                         Live Licks   2004-11-01  0.388971  \n",
12378        "33                   A Bigger Bang (2009 Re-Mastered)   2005-09-05  0.255399  \n",
12379        "19                                 In Rainbows Disk 2   2007-01-01  0.000000  \n",
12380        "18                                        In Rainbows   2007-12-28  0.130290  \n",
12381        "32                                      Shine A Light   2008-01-01  0.000000  \n",
12382        "13                                  The King Of Limbs   2011-02-18  0.124500  \n",
12383        "17                                   TKOL RMX 1234567   2011-10-10  0.000000  \n",
12384        "31  Live 1965: Music From Charlie Is My Darling (L...   2012-11-06  0.000000  \n",
12385        "16                                 A Moon Shaped Pool   2016-05-08  0.197331  \n",
12386        "30                            Totally Stripped (Live)   2016-06-17  0.000000  \n",
12387        "0                          Live At The Hollywood Bowl   2016-09-09  0.237112  \n",
12388        "29                                 Havana Moon (Live)   2016-11-11  0.357162  \n",
12389        "28                                    Blue & Lonesome   2016-12-02  0.124368  "
12390       ]
12391      },
12392      "execution_count": 89,
12393      "metadata": {},
12394      "output_type": "execute_result"
12395     }
12396    ],
12397    "source": [
12398     "albums_df = pd.DataFrame(list(albums.find({}, ['release_date', 'name', 'artist_name'])))\n",
12399     "\n",
12400     "def try_date(d):\n",
12401     "    try:\n",
12402     "        return datetime.strptime(d, \"%Y-%m-%d\")\n",
12403     "    except ValueError:\n",
12404     "        return datetime.strptime(d, \"%Y\")\n",
12405     "\n",
12406     "albums_df['release_date'] = albums_df['release_date'].apply(lambda d: try_date(d))\n",
12407     "albums_df['gloom'] = albums_df['_id'].apply(lambda i: album_glooms[i])\n",
12408     "albums_df.sort_values('release_date', inplace=True)\n",
12409     "albums_df"
12410    ]
12411   },
12412   {
12413    "cell_type": "code",
12414    "execution_count": 90,
12415    "metadata": {
12416     "collapsed": false
12417    },
12418    "outputs": [
12419     {
12420      "data": {
12421       "image/png": 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LZtZ2RazJ+hdrew01Ba4FSgBs3jyp7jnD3qEqaSLwEHAWsAu4D1gYEevL0pwOfBk4NyI2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\nIQd3M7MccnA3M8uh/w/NtglBHyFN2AAAAABJRU5ErkJggg==\n",
12422       "text/plain": [
12423        "<matplotlib.figure.Figure at 0x7f2d71d6da90>"
12424       ]
12425      },
12426      "metadata": {},
12427      "output_type": "display_data"
12428     }
12429    ],
12430    "source": [
12431     "fig, ax = plt.subplots()\n",
12432     "ax.plot_date(albums_df['release_date'], albums_df['gloom'])\n",
12433     "\n",
12434     "fig.autofmt_xdate()\n",
12435     "plt.show()"
12436    ]
12437   },
12438   {
12439    "cell_type": "markdown",
12440    "metadata": {},
12441    "source": [
12442     "One thing that's noticable is the split in time between the groups, and the much shorter period the Beatles were active for."
12443    ]
12444   },
12445   {
12446    "cell_type": "code",
12447    "execution_count": 91,
12448    "metadata": {
12449     "collapsed": false
12450    },
12451    "outputs": [
12452     {
12453      "data": {
12454       "text/html": [
12455        "<div>\n",
12456        "<table border=\"1\" class=\"dataframe\">\n",
12457        "  <thead>\n",
12458        "    <tr style=\"text-align: right;\">\n",
12459        "      <th></th>\n",
12460        "      <th>_id</th>\n",
12461        "      <th>artist_name</th>\n",
12462        "      <th>name</th>\n",
12463        "      <th>release_date</th>\n",
12464        "      <th>gloom</th>\n",
12465        "    </tr>\n",
12466        "  </thead>\n",
12467        "  <tbody>\n",
12468        "    <tr>\n",
12469        "      <th>15</th>\n",
12470        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
12471        "      <td>The Beatles</td>\n",
12472        "      <td>Please Please Me (Remastered)</td>\n",
12473        "      <td>1963-03-22</td>\n",
12474        "      <td>0.091173</td>\n",
12475        "    </tr>\n",
12476        "    <tr>\n",
12477        "      <th>14</th>\n",
12478        "      <td>3nkEsxmIX0zRNXGAexaHAn</td>\n",
12479        "      <td>The Beatles</td>\n",
12480        "      <td>With The Beatles (Remastered)</td>\n",
12481        "      <td>1963-11-22</td>\n",
12482        "      <td>0.143155</td>\n",
12483        "    </tr>\n",
12484        "    <tr>\n",
12485        "      <th>12</th>\n",
12486        "      <td>71Mwd9tntFQYUk4k2DwA0D</td>\n",
12487        "      <td>The Beatles</td>\n",
12488        "      <td>A Hard Day's Night (Remastered)</td>\n",
12489        "      <td>1964-07-10</td>\n",
12490        "      <td>0.230041</td>\n",
12491        "    </tr>\n",
12492        "    <tr>\n",
12493        "      <th>11</th>\n",
12494        "      <td>7BgGBZndAvDlKOcwe5rscZ</td>\n",
12495        "      <td>The Beatles</td>\n",
12496        "      <td>Beatles For Sale (Remastered)</td>\n",
12497        "      <td>1964-12-04</td>\n",
12498        "      <td>0.000000</td>\n",
12499        "    </tr>\n",
12500        "    <tr>\n",
12501        "      <th>10</th>\n",
12502        "      <td>19K3IHYeVkUTjcBHGfbCOi</td>\n",
12503        "      <td>The Beatles</td>\n",
12504        "      <td>Help! (Remastered)</td>\n",
12505        "      <td>1965-08-06</td>\n",
12506        "      <td>0.243843</td>\n",
12507        "    </tr>\n",
12508        "    <tr>\n",
12509        "      <th>9</th>\n",
12510        "      <td>3OdI6e43crvyAHhaqpxSyz</td>\n",
12511        "      <td>The Beatles</td>\n",
12512        "      <td>Rubber Soul (Remastered)</td>\n",
12513        "      <td>1965-12-03</td>\n",
12514        "      <td>0.159889</td>\n",
12515        "    </tr>\n",
12516        "    <tr>\n",
12517        "      <th>8</th>\n",
12518        "      <td>0PYyrqs9NXtxPhf0CZkq2L</td>\n",
12519        "      <td>The Beatles</td>\n",
12520        "      <td>Revolver (Remastered)</td>\n",
12521        "      <td>1966-08-05</td>\n",
12522        "      <td>0.145541</td>\n",
12523        "    </tr>\n",
12524        "    <tr>\n",
12525        "      <th>7</th>\n",
12526        "      <td>1PULmKbHeOqlkIwcDMNwD4</td>\n",
12527        "      <td>The Beatles</td>\n",
12528        "      <td>Sgt. Pepper's Lonely Hearts Club Band (Remaste...</td>\n",
12529        "      <td>1967-06-01</td>\n",
12530        "      <td>0.190612</td>\n",
12531        "    </tr>\n",
12532        "    <tr>\n",
12533        "      <th>6</th>\n",
12534        "      <td>6P9yO0ukhOx3dvmhGKeYoC</td>\n",
12535        "      <td>The Beatles</td>\n",
12536        "      <td>Magical Mystery Tour (Remastered)</td>\n",
12537        "      <td>1967-11-27</td>\n",
12538        "      <td>0.000000</td>\n",
12539        "    </tr>\n",
12540        "    <tr>\n",
12541        "      <th>5</th>\n",
12542        "      <td>03Qh833fEdVT30Pfs93ea6</td>\n",
12543        "      <td>The Beatles</td>\n",
12544        "      <td>The Beatles (Remastered)</td>\n",
12545        "      <td>1968-11-22</td>\n",
12546        "      <td>0.418731</td>\n",
12547        "    </tr>\n",
12548        "    <tr>\n",
12549        "      <th>4</th>\n",
12550        "      <td>47bcKzmKgmMPHXNVOWpLiu</td>\n",
12551        "      <td>The Beatles</td>\n",
12552        "      <td>Yellow Submarine (Remastered)</td>\n",
12553        "      <td>1969-01-17</td>\n",
12554        "      <td>0.000000</td>\n",
12555        "    </tr>\n",
12556        "    <tr>\n",
12557        "      <th>3</th>\n",
12558        "      <td>2Pqkn9Dq2DFtdfkKAeqgMd</td>\n",
12559        "      <td>The Beatles</td>\n",
12560        "      <td>Abbey Road (Remastered)</td>\n",
12561        "      <td>1969-09-26</td>\n",
12562        "      <td>0.284500</td>\n",
12563        "    </tr>\n",
12564        "    <tr>\n",
12565        "      <th>2</th>\n",
12566        "      <td>2pCqZLeavM2BMovJXsJEIV</td>\n",
12567        "      <td>The Beatles</td>\n",
12568        "      <td>Let It Be (Remastered)</td>\n",
12569        "      <td>1970-05-08</td>\n",
12570        "      <td>0.212013</td>\n",
12571        "    </tr>\n",
12572        "  </tbody>\n",
12573        "</table>\n",
12574        "</div>"
12575       ],
12576       "text/plain": [
12577        "                       _id  artist_name  \\\n",
12578        "15  7gDXyW16byCQOgK965BRzn  The Beatles   \n",
12579        "14  3nkEsxmIX0zRNXGAexaHAn  The Beatles   \n",
12580        "12  71Mwd9tntFQYUk4k2DwA0D  The Beatles   \n",
12581        "11  7BgGBZndAvDlKOcwe5rscZ  The Beatles   \n",
12582        "10  19K3IHYeVkUTjcBHGfbCOi  The Beatles   \n",
12583        "9   3OdI6e43crvyAHhaqpxSyz  The Beatles   \n",
12584        "8   0PYyrqs9NXtxPhf0CZkq2L  The Beatles   \n",
12585        "7   1PULmKbHeOqlkIwcDMNwD4  The Beatles   \n",
12586        "6   6P9yO0ukhOx3dvmhGKeYoC  The Beatles   \n",
12587        "5   03Qh833fEdVT30Pfs93ea6  The Beatles   \n",
12588        "4   47bcKzmKgmMPHXNVOWpLiu  The Beatles   \n",
12589        "3   2Pqkn9Dq2DFtdfkKAeqgMd  The Beatles   \n",
12590        "2   2pCqZLeavM2BMovJXsJEIV  The Beatles   \n",
12591        "\n",
12592        "                                                 name release_date     gloom  \n",
12593        "15                      Please Please Me (Remastered)   1963-03-22  0.091173  \n",
12594        "14                      With The Beatles (Remastered)   1963-11-22  0.143155  \n",
12595        "12                    A Hard Day's Night (Remastered)   1964-07-10  0.230041  \n",
12596        "11                      Beatles For Sale (Remastered)   1964-12-04  0.000000  \n",
12597        "10                                 Help! (Remastered)   1965-08-06  0.243843  \n",
12598        "9                            Rubber Soul (Remastered)   1965-12-03  0.159889  \n",
12599        "8                               Revolver (Remastered)   1966-08-05  0.145541  \n",
12600        "7   Sgt. Pepper's Lonely Hearts Club Band (Remaste...   1967-06-01  0.190612  \n",
12601        "6                   Magical Mystery Tour (Remastered)   1967-11-27  0.000000  \n",
12602        "5                            The Beatles (Remastered)   1968-11-22  0.418731  \n",
12603        "4                       Yellow Submarine (Remastered)   1969-01-17  0.000000  \n",
12604        "3                             Abbey Road (Remastered)   1969-09-26  0.284500  \n",
12605        "2                              Let It Be (Remastered)   1970-05-08  0.212013  "
12606       ]
12607      },
12608      "execution_count": 91,
12609      "metadata": {},
12610      "output_type": "execute_result"
12611     }
12612    ],
12613    "source": [
12614     "beatles_df = albums_df[albums_df['release_date'] < datetime(1971, 1, 1)]\n",
12615     "beatles_df"
12616    ]
12617   },
12618   {
12619    "cell_type": "code",
12620    "execution_count": 92,
12621    "metadata": {
12622     "collapsed": false
12623    },
12624    "outputs": [
12625     {
12626      "data": {
12627       "image/png": 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NzwgXL001ELxNfsMGeOUVGDjQG1v5ZZfB7bfDgAEwb17yNsXFxXz11XLgeOCPwPFs2rTc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\n5A3DMHIYU/KGYRg5jCl5wzCMHOb/AYKikbasAoVBAAAAAElFTkSuQmCC\n",
12628       "text/plain": [
12629        "<matplotlib.figure.Figure at 0x7f2d729a5b70>"
12630       ]
12631      },
12632      "metadata": {},
12633      "output_type": "display_data"
12634     }
12635    ],
12636    "source": [
12637     "fig, ax = plt.subplots()\n",
12638     "ax.plot_date(beatles_df['release_date'].values, beatles_df['gloom'].values, linestyle='-')\n",
12639     "\n",
12640     "fig.autofmt_xdate()\n",
12641     "\n",
12642     "for a in beatles_df.itertuples():\n",
12643     "    for t in tracks.find({'album.id': a[1], 'gloom': {'$exists': True}}):\n",
12644     "        ax.scatter(a.release_date, t['gloom'])\n",
12645     "\n",
12646     "plt.show()"
12647    ]
12648   },
12649   {
12650    "cell_type": "code",
12651    "execution_count": 93,
12652    "metadata": {
12653     "collapsed": false
12654    },
12655    "outputs": [
12656     {
12657      "data": {
12658       "text/html": [
12659        "<div>\n",
12660        "<table border=\"1\" class=\"dataframe\">\n",
12661        "  <thead>\n",
12662        "    <tr style=\"text-align: right;\">\n",
12663        "      <th></th>\n",
12664        "      <th>_id</th>\n",
12665        "      <th>artist_name</th>\n",
12666        "      <th>name</th>\n",
12667        "      <th>release_date</th>\n",
12668        "      <th>gloom</th>\n",
12669        "    </tr>\n",
12670        "  </thead>\n",
12671        "  <tbody>\n",
12672        "    <tr>\n",
12673        "      <th>27</th>\n",
12674        "      <td>6400dnyeDyD2mIFHfkwHXN</td>\n",
12675        "      <td>Radiohead</td>\n",
12676        "      <td>Pablo Honey</td>\n",
12677        "      <td>1993-02-22</td>\n",
12678        "      <td>0.347225</td>\n",
12679        "    </tr>\n",
12680        "    <tr>\n",
12681        "      <th>26</th>\n",
12682        "      <td>500FEaUzn8lN9zWFyZG5C2</td>\n",
12683        "      <td>Radiohead</td>\n",
12684        "      <td>The Bends</td>\n",
12685        "      <td>1995-03-28</td>\n",
12686        "      <td>0.360175</td>\n",
12687        "    </tr>\n",
12688        "    <tr>\n",
12689        "      <th>25</th>\n",
12690        "      <td>7dxKtc08dYeRVHt3p9CZJn</td>\n",
12691        "      <td>Radiohead</td>\n",
12692        "      <td>OK Computer</td>\n",
12693        "      <td>1997-05-28</td>\n",
12694        "      <td>0.188200</td>\n",
12695        "    </tr>\n",
12696        "    <tr>\n",
12697        "      <th>21</th>\n",
12698        "      <td>1oW3v5Har9mvXnGk0x4fHm</td>\n",
12699        "      <td>Radiohead</td>\n",
12700        "      <td>Hail To the Thief</td>\n",
12701        "      <td>2003-01-01</td>\n",
12702        "      <td>0.317860</td>\n",
12703        "    </tr>\n",
12704        "    <tr>\n",
12705        "      <th>18</th>\n",
12706        "      <td>7eyQXxuf2nGj9d2367Gi5f</td>\n",
12707        "      <td>Radiohead</td>\n",
12708        "      <td>In Rainbows</td>\n",
12709        "      <td>2007-12-28</td>\n",
12710        "      <td>0.130290</td>\n",
12711        "    </tr>\n",
12712        "    <tr>\n",
12713        "      <th>13</th>\n",
12714        "      <td>1DBkJIEoeHrTX4WCBQGcCi</td>\n",
12715        "      <td>Radiohead</td>\n",
12716        "      <td>The King Of Limbs</td>\n",
12717        "      <td>2011-02-18</td>\n",
12718        "      <td>0.124500</td>\n",
12719        "    </tr>\n",
12720        "    <tr>\n",
12721        "      <th>16</th>\n",
12722        "      <td>6vuykQgDLUCiZ7YggIpLM9</td>\n",
12723        "      <td>Radiohead</td>\n",
12724        "      <td>A Moon Shaped Pool</td>\n",
12725        "      <td>2016-05-08</td>\n",
12726        "      <td>0.197331</td>\n",
12727        "    </tr>\n",
12728        "  </tbody>\n",
12729        "</table>\n",
12730        "</div>"
12731       ],
12732       "text/plain": [
12733        "                       _id artist_name                name release_date  \\\n",
12734        "27  6400dnyeDyD2mIFHfkwHXN   Radiohead         Pablo Honey   1993-02-22   \n",
12735        "26  500FEaUzn8lN9zWFyZG5C2   Radiohead           The Bends   1995-03-28   \n",
12736        "25  7dxKtc08dYeRVHt3p9CZJn   Radiohead         OK Computer   1997-05-28   \n",
12737        "21  1oW3v5Har9mvXnGk0x4fHm   Radiohead   Hail To the Thief   2003-01-01   \n",
12738        "18  7eyQXxuf2nGj9d2367Gi5f   Radiohead         In Rainbows   2007-12-28   \n",
12739        "13  1DBkJIEoeHrTX4WCBQGcCi   Radiohead   The King Of Limbs   2011-02-18   \n",
12740        "16  6vuykQgDLUCiZ7YggIpLM9   Radiohead  A Moon Shaped Pool   2016-05-08   \n",
12741        "\n",
12742        "       gloom  \n",
12743        "27  0.347225  \n",
12744        "26  0.360175  \n",
12745        "25  0.188200  \n",
12746        "21  0.317860  \n",
12747        "18  0.130290  \n",
12748        "13  0.124500  \n",
12749        "16  0.197331  "
12750       ]
12751      },
12752      "execution_count": 93,
12753      "metadata": {},
12754      "output_type": "execute_result"
12755     }
12756    ],
12757    "source": [
12758     "radiohead_df = albums_df[(albums_df['artist_name'] == 'Radiohead') & (albums_df['gloom'] > 0)]\n",
12759     "radiohead_df"
12760    ]
12761   },
12762   {
12763    "cell_type": "code",
12764    "execution_count": 94,
12765    "metadata": {
12766     "collapsed": false
12767    },
12768    "outputs": [
12769     {
12770      "data": {
12771       "image/png": 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BeOklmDo1O2bGJGP0aLdZ948/+o7EmOqz5O5BVAZVZ82Ca691M2MaNfIdTeoceST89rdu\nG0BjslVSNXcR6Q7chvswmKSqNyU8Pwj4E7AJ+BK4SFVXBs+VAv8GBChW1dMreP2cqbmDuxJyr71c\nXbdxY9/RVM9//wvHHAOTJ8MJJ/iOJvUWLnQDw8uWuTWBjAmjGtXcRaQWMBHoBhwGnC0ihyQc9h7Q\nXlWPBKYB8St2l6hqO1VtW1Fiz0V5ea5n+NZbviOpnu++cwOow4dHM7EDHHaYa9sdd/iOxJjqSaYs\n0wFYqqrFqroJmAL0ij9AVWep6obg7lygadzTFX6q5LpsnRJZWurmsnfpApde6jua9Bo50g0Sr1/v\nOxJjqi6Z5N4UWBl3fxXbJu9EFwP/jLu/i4jME5E5ItJrRyflmmwdVL3ySti4EW6/3Xck6ffLX0KP\nHnDLLb4jMabqkpnfUFHPu8ICuYicB7QH4rc+bq6qn4tIPvCaiPxHVSO+ukrl2rd3Nff167PnMv1J\nk9zg6dy5bpncXDBiBBx1FFx+Oey9t+9ojEleMsl9FdA87n4z4LPEg0TkBGAY0Dko3wCgqp8HP2Mi\nUgS0BbZL7oWFhVtuFxQUUBDWBcBTpG5dN6d69mw49VTf0VTujTdg2DD3c6+9fEeTOfn58Ic/uH1f\nb7zRdzQm1xUVFVFUVJTUsZXOlhGRPOAToCuwBpgHnK2qi+KOaQs8BXRT1eVxj+8J/KiqP4vIPsBs\noJeqLk54j5yaLVNu1Cg3l/qmmyo/1qdYzM2MefRROOkk39Fk3sqVbnrkxx9Dkya+ozFmqxrNllHV\nUmAgMANYCExR1UUiMkpEegSH3QzUB54SkfdF5Nng8UOBd0XkfWAmMC4xseeybKi7l8+Mueaa3Ezs\n4LZIPPfc8H8IGxPP1pbx6KefYN99Ye1aqF/fdzTbKy2FXr3cGjj33OOWLM5Va9a46ZEffuiWBjYm\nDGxtmZDadVf3df/tt31HUrGrr3ZlozvvzO3EDrD//nDxxTB2rO9IjEmOJXfPwjrf/ZFH4Nln4amn\ncmdmTGWuvNLtLlVc7DsSYypnyd2zMCb3t95yiez55236X7x994X+/eH6631HYkzlrObu2fffu6/8\nX30Fu+ziOxpYsQI6dYKHH4bu3X1HEz5ff+0ubpo7F1q18h2NyXVWcw+x3XeHQw91m0T49v33bmbM\n1VdbYt+RvfaCyy5zywIbE2aW3EMgDKWZ0lI33a9TJ5e8zI799a/w8suw2Cb1mhCz5B4CYUju117r\n5rRPnGgzYyrTsCEMHgxxF1UbEzpWcw+Br75yl7l//bWf3Yz+9jd3tey8eTaAmqwffnA19xkz4Igj\nfEdjcpXV3ENu772hZUt4//3Mv/ecOXDFFTYzpqoaNICrrnLLAhsTRpbcQ8LH1nvFxdCnj5vTfthh\nmX3vKOjfH+bPhwULfEdizPYsuYdEpuvuP/wAPXu6Xvspp2TufaNk113dSpkjRviOxJjtWc09JMrX\nLlm3Dmql+SO3rAzOOMNN63vwQRtArYmNG9289ylT3EwjYzLJau5ZYP/9YZ994KOP0v9e113nBnFz\nfTGwVNhlF/f/c/hw35EYsy1L7iHSpUv66+6TJ7te5rRpbsMQU3MXXujWvM/0mIkxO2PJPUTSXXef\nO9fNz37+ebdOikmNOnXcrJnhwyHHq4smRCy5h0h5ck9Hgvj0U1dnf+gh+NWvUv/6ue7cc+GLL+DV\nV31HYoxjyT1EWrSAevVgyZLUvm5Jidt0Y9Ag6NGj8uNN1eXluStWr7vOeu8mHCy5h0yqSzNlZXD+\n+dC2LQwZkrrXNds780y3uck//uE7EmMsuYdOqgdVR4yAL7+0mTGZUKuWWy1yxAjrvRv/LLmHTPmV\nqqlIDo8/Do895mbGhGGt+Fxw+unuQ3T6dN+RmFxnyT1kWreGTZtqvpXbO++4pWmffx4aN05NbKZy\nIlt776WlvqMxucySe8iI1LzuvnIl9O4NkybB4YenLjaTnFNOcQuLTZ3qOxKTyyy5h1BN6u7lM2Mu\nv9ztqmQyT8Tts1pYCJs3+47G5CpL7iFU3Z57WRn06+d660OHpj4uk7yuXWG//dyYhzE+2MJhIVRW\ntnWdmV/8IvnzRoyAmTPhtddsADUM3njDLU3wySfuKlZjUq3GC4eJSHcRWSwiS0TkqgqeHyQiC0Xk\nAxF5RUQOiHuuX3DeJyJyQfWbkTtq1YLjjoM330z+nClT3I5K06dbYg+Lzp3hoIPg4Yd9R2JyUaU9\ndxGpBSwBugKfAfOBvqq6OO6YLsA7qrpBRPoDBaraV0QaAe8C7QABFgDtVPXbhPewnnuCCRPgv/+F\nu+6q/Nj5890g3syZtuVb2Myd6y5uWrrUPnRN6tW0594BWKqqxaq6CZgC9Io/QFVnqeqG4O5coGlw\nuxswQ1W/VdX1wAyge3UakWuSHVRdvRp+/3u3Lrsl9vDp2NH9Xh54wHckJtckk9ybAivj7q9ia/Ku\nyMXAP3dw7upKzjWBI490i32tW7fjY3780c2MGTjQ/TThNHo0jBsHP/3kOxITBrFYMX36DKN9+0H0\n6TOMWKyGF7XsQO0kjqmoy19hDUVEzgPaA12qem5hYeGW2wUFBRQUFCQRWnTVrg3HHANvveWuekyk\nCn/8I7Rp4zZqNuHVrh385jduCYjBg31HY3yKxYrp1Gkca9dOAOrz3nslvPXWEN5+exj5+S0qPb+o\nqIiioqKk3iuZmntHoFBVuwf3rwZUVW9KOO4E4Hags6p+FTzWF1d/7x/cvxd4XVWfTDjXau4VGDvW\n9dxvuWX750aNgpdfhtdfdytJmnD78EM44QRYvtxd4GRyU58+w5g27TqgftyjJZxxxvU8/fS4Kr9e\nTWvu84FWItJCROoCfYHnE96gLXAv0LM8sQf+BZwoInsEg6snBo+ZJOxovvtTT7l12Z991hJ7tjj8\ncDj+eLjzTt+RGJ9isQ1sm9gB6rNixYaKDq+RSpO7qpYCA3GDoQuBKaq6SERGiUj56uA34yJ+SkTe\nF5Fng3O/AcbgZsy8A4wKBlZNEo4+GhYvhm/j5hYtWAADBsBzz0GTJv5iM1VXWAi33rrt79PkjuXL\nIRZrCJQkPFNCy5ap76XZRUwh97vfwZVXwsknw2efudrt7be7tWNM9unXDw480G3LZ3LHY4+5hfz6\n9y/m/vvH8cUXruYOJTRpknzNPdHOyjKW3EPussuKmTHjQXbb7QdWrGjIH/94ERMmVP2PwITD8uXu\nA3rJEthrL9/RmHT7/nu49FJ3LcoTT7hZcLFYMUOH3suKFRto2bIe48f3r1ZiB0vuWSsWK6Zdu5tY\nv3485Z/yjRsPYe7c6n3Km3D4n/9xG5SPHes7EpNO8+fDOedAQQHcdhvUTyy1p4Al9yyV6pF1Ew6f\nfuq2PVy82CV5Ey1lZe4K8/Hj4e67oU+f9L1XjdeWMX5kcmTdZE7z5nD22XDTTZUfa7LLmjXQvbub\n8DB/fnoTe2UsuYdYfn49MjWybjLrmmvcdNY1a3xHYlLlpZfcBWvHHANFRdDCc+XUyjIhlng1W01H\n1k24DB7stlS0ue/ZbeNGd5X49OkwebJb0TVTrOaexVI5sm7C5Ysv4NBD4f33XanGZJ/Fi6FvX2jV\nyi0O16hRZt/fkrsxITVsGHz9Ndx3n+9ITFWouj2Khw2DG25wM6CkwhSbXpbcjQmpr76Cgw+GefPc\nxU0m/L75Bi65xO2wNWWKW7zPF5stY0xI7b23u8hl9GjfkZhkzJ7tprHuv7/7QPaZ2CtjPXdjPFu/\nHlq3dss7H3yw72hMRTZvduWXe+5xtfXTTvMdkWNlGWNCbuxYtyH644/7jsQk+vRTOO88qFvX7VNc\nlU3r083KMsaE3GWXuT1wP/rIdyQm3rRpbnXWU0+FGTPCldgrYz13Y0Li//7Pbaj99NO+IzE//giD\nBsGrr7oFvzp08B1RxaznbkwWGDAA5sxx896NP//+Nxx1FJSUuN9FWBN7ZSy5GxMSu+0GV18NI0b4\njiQ3qbqrhU84wc1fnzwZGjb0HVX1WVnGmBDZsMHNnHn6abfuu8mML7+Eiy6Czz93ZZhWrXxHlBwr\nyxiTJerVg+uus957Js2c6eaut2nj5rFnS2KvjPXcjQmZn392893/9rfMLkKVazZtch+if/sbPPII\nnHii74iqznruxmSRunVd0hk+3NWBTeotXw7HHgv/+Y8bNM3GxF4ZS+7GhND557sN0V97zXck0fPY\nY9Cxo9sC78UXoXFj3xGlh5VljAmpxx+HiRNdHdjHioNRU75Z9bx5bsGvI4/0HVHNWVnGmCx01lnw\n7bfw8su+I8l+8+e7XZJ22QUWLIhGYq+MJXdjQiovD0aNstp7TZSVuY2qTz0Vxo1zi37VT9yWOKKS\nSu4i0l1EFovIEhG5qoLnjxORBSKySUR6JzxXKiLvicj7IvJsqgI3Jhf07u1WJHzuOd+RZJ8wbVbt\nQ6XJXURqAROBbsBhwNkickjCYcVAP+CxCl6iRFXbqWpbVT29pgEbk0tq1YIxY9zsmbIy39Fkj7Bt\nVu1DMj33DsBSVS1W1U3AFKBX/AGq+qmqfgRU9OXRhoKMqYEePWDXXW1BsWRs3Ah//Sv8+c8wdSoU\nFkLt2r6j8iOZ5N4UWBl3f1XwWLJ2EZF5IjJHRHpVfrgxJp6I26lp5EgoLfUdTXgtWuSWbFi1Cj74\nwC4ASya5V9TzrsrwTnNV7QCcC9wmIvlVONcYA5x0ktuSzzbz2J4qPPggdO7sVtZ86ilo1Mh3VP4l\n84VlFdA87n4z4LNk30BVPw9+xkSkCGgLxBKPKyws3HK7oKCAgoKCZN/CmMgTgeuvhz/9Cfr2hTp1\nfEcUDvGbVc+aFe49TVOhqKiIoqKipI6t9CImEckDPgG6AmuAecDZqrqogmMfBl5U1WnB/T2BH1X1\nZxHZB5gN9FLVxQnn2UVMxiSha1d3ZeXFF/uOxL/Zs+Hcc6FnT7j5ZrfoWq6p8R6qItIduB1Xxpmk\nqjeKyChgvqq+KCJHAdOBPYENwOeqeriIdALuA0qDc29V1UcqeH1L7sYkYc4cl9w/+cRdkJOLwrpZ\ntQ+2QbYxEXLyyS6hDRjgO5LMC/Nm1T7Y8gPGRMjo0TB2LPz0k+9IMiubN6v2wXruxmSh00+HggI3\npzvqsmWzah+s525MxIweDTfd5DZxjrKobFbtgyV3Y7LQEUe4i3QmTvQdSXpEbbNqH6wsY0yW+vhj\nV5pZtixaiS9bN6v2wcoyxkRQmzbQrRvcfrvvSFInqptV+2A9d2Oy2LJlcNRRxXTufC+rV28gP78e\n48f3Jz8/u5ZBjMJm1T7YPHdjIioWK6ZNm1vYsGEsUB8ooUmTIbz99rCsSfDLl7sLs/bZBx5+OLp7\nmqaDlWWMiaihQ++NS+wA9Vm7dgKXXnofP//sM7Lk5Mpm1T7k6ErHxkRDLLaBrYm9XH1eeSWP+vVh\njz1g//1hv/12/rNhw8xuwh2/WfUrr+TGnqaZZsndmCyWn1+P994rYdsEX0KvXpuZOhXWrXOzTtas\n2fqzuBjmzt328c2bXaKv7EOgceOqb34RixUzdOi9xGJuTOC88/ozdGgLCgrcZtW5sqdpplnN3Zgs\nFosV06nTONaunUBNau4lJS7JJ34QJP5ct86tlZ7Mt4EGDWDFiu3jExnOHXdczsCB2TEmEGY2oGpM\nhJX3jFes2EDLlumdLVNa6uahV5T8Ex9TBZGRlJRcSeI3izPOuJ6nnx6XlhhziSV3Y0zG/fADdOw4\nhIULJ2z3XPv2g3j33Vs9RBUtNlvGGJNxDRrAIYfUBRIXwCmhZcsc3Fkjwyy5G2PSZvz4/jRpMoSt\nCd6NCYwf399nWDnByjLGmLTK5JhArrGauzHGRJDV3I0xJsdYcjfGmAiy5G6MMRFkyd0YYyLIkrsx\nxkSQJXdjjIkgS+7GGBNBSSV3EekuIotFZImIXFXB88eJyAIR2SQivROe6xec94mIXJCqwOMVFRWl\n42W9iFJbwNoTdtae8KppWypN7iJSC5gIdAMOA84WkUMSDisG+gGPJZzbCBgBHA38BhgpInvUKOIK\n2C80vKw94WbtCa+0J3egA7BUVYtVdRMwBegVf4CqfqqqHwGJl5l2A2ao6requh6YAXSvUcTGGGMq\nlUxybwo4qjzuAAAJUUlEQVSsjLu/KngsGYnnrq7CucYYY6qp0rVlRKQPcJKqXhLcPw84WlUvr+DY\nh4EXVPWZ4P4VQF1VHRvcvw4oUdVbE86zhWWMMaYadrS2TDK7Ia4CmsfdbwZ8luT7rgIKEs59Pdng\njDHGVE8yZZn5QCsRaSEidYG+wPM7OT4+Uf8LOFFE9ggGV08MHjPGGJNGlSZ3VS0FBuIGQxcCU1R1\nkYiMEpEeACJylIisBPoA94rIh8G53wBjgHeBd4BRwcCqMcaYNArFeu7GGGNSK6uuUBWRSNTmRWT3\n4Gck2gNbroeIBBHZJ/gZmd8PRKc9IpLnO4ZUEZHfishB6Xjt0P+DFJFfiUg3Eamd7ds1iUg7EXka\nuBggIu05B0BVy3zHU1Mi0lZEXgIGQSR+P51E5A4RuRAi0Z6jROTvwIh0JcRMCf7tzABeA1J+YSeE\nOLmLSCMRuRuYDFwCjMvWX6iI7C0idwJ3A0cQzFLK1h6IOGOAmcAQEflt8Hho/552RkRqicijwMPA\n46p6re+YaiqYwjwRNyHiBBG5XkR+5Tmsagl+PxOB+3B/c/sDhSKym9/Iqk5E6ojIfcD9wB24CSYF\nwXMp/fcT5n+MVwAbVfVI4E+4pQ+y9WvleFzHqSOu134+bBmszjpBD/Bj4CzgLtyHb9b23oO4GwEf\nq+pkABHZN8vLGIcBz6jq33H/ln4D/EFE9vQbVtUFv5/XgK6q+ghwM+5q+M0+46qmXYBZwHGq+iIw\nDTg0qEyk9N9PqJK7iOTHfRrfoKqDgtsnAXsBh5XXq8MuaMuuwd2BqnpZcPtL4GMROdhTaNUiImeK\nyGAROSZ46EngFWAusIuInB0clxXfRuLac2zwUD/gJBEZKiKv43pV94vIvv6iTF5cezoFD32N+73s\noaqfA2tx16t09BZkFYhIRxH5Zfl9VX1GVdeLyIm42Xf7A2NF5FBvQSYpoS0lqvq4qv4U3K8NlKrq\n5kj23EWkpYj8E3gQ+LuIHKyqPwbPFeB6Ho8Cv8fV25p5C7YSCW2ZHN+WgAK/AMrbF+reoYjkicgI\noHw10PtEpLeqlgU9+BjwAnCWiDQK+7eRCtpzj4icGUzbvR1Xby/ETf/dHThXRJK52M+LCtrzgIh0\nA+YBTYAHRWQqkAf8AOwXnBfKvzsR2VNE/oHrOJwpIvWDx8vj/QY4R1VPxP0b6iciTfxEu3MVtUVV\nNShrlufeWcDvg3870ei5J/xxXQG8o6pdcVewjimvD6pqkaoerar34L6ONQZaZzzgndhJW17DteWw\n8idV9ROglITF18IqSNYHA0NU9RZgJDCwvMcU9EDm4NYN6g0Q5rGRHbTnUhH5paqOAQ5V1Vmq+hXw\nBHC6qob2638F7SkEhgDfA8OAp4GXVfVs3LUmJwfnhXVwtT6uDv2X4HZn2Bqvqr6rqi8Fx74EtCXo\nKIXQDtuiqmVBgl8RHNMl1W/us+deDyCuV7QQQFUn4laiPFtEGgfHSPDcx8A+uP8hYbKjttyFa8s5\n5W0JPAU0FpG8MP4jE5ELRKRLXH12LdAoqAs+g6u3n1ne+1DVGG610NEi8h2uzaGRRHs+xP2ORFW/\njTv1IOCdsJWaKmnP08BS4CxV/VpVn1TVh4LjDgae9RHzzsS1p6GqrsYNNk4FNgC/EZFf7ODU9sAa\nQlR7T7Ytwd9aGUHuCJ5P6TeqjCd3ETlRRF4Bxgdfhzfj6oNtReTXIvJr4COgBa7ODlBbRHqKyEzc\nH/K6MHytrGZbwK2MeUCYShjBV8X9g3pzP+Bc4C4RaQCsAw4HGgSH34nrpTcJzj0UeAD3oXasqj6R\n6fgTVaM9v2dryaKriLwDHA88EIbfUxXbcwdwuojsH5zbVUQW4nq5b2U++u3toD33iMg+qrohKGW+\nihvoPj7uvIbBv7v5uOXDx8bVr72oTluC8kyeqv6AmyjSsfzxlAWmqhn7D2iF+2rYC/eH9gQwAFfb\nHA68iPvjOwp4HLg0OO8EXA3x9EzGm+K2DIw7Nx842Xcb4uLJC37+Epgc3K6Nm7o5CdgT99WxM7Bb\n8PyTwOXB7f2BHr7bkYL2DAxu9wR+77sdKfz9HJQl7bkTN8Mn/thBwPW4ueD1gsdOAHr5bkcN27Jb\n3ON10hFb2geK4r66l+GmYy1Q1eeC514FJgBPqeoYETlQVf8bPDeH4KsKMFNVvX/Vr0FbZhP3tUtd\nGSPmow3xgjLSaCBP3MU7DXHjAagbvR8IfA7cgvuA6otL5E/ivgrPDY5dg/sw8yoF7ZkfHLuzhfEy\nJoW/n+XA8ow3IEES7bkM+ExEuqjqrOC0B3AJ8VWguYi0VdVXPYS/jRq25RWgRdCWz9RtgpRyaS3L\niMgfccv+jgke+hBXS28Z3K+N+6MrX989Fpx3CXAR8D6EY/Cnhm25mBC1BUBEugALcF8Vl+HatQn4\nnYh0gC0fYqOA8ar6KG7xuAtE5H1cez/0EXtFrD2RaI/iEmZh3Kmn4r4RfwAcrqrJLjeeNiloy7/J\nRFvS+HWlAW7w5nLgPeCQ4PHbcCWM2birTw8H/gE0CZ7/K64HdbTvr1xRbEtcm44Dzo+7fzfwZ+BC\n3DcScB/+++FmXBwQPLYfcKDv+K09kW7PVKBl8FgvoLPv+LOxLen+n9A8+Hkj8GRwOw83uHhscP8A\n4BFgl+D+bumMydqypT274a6WK68ZnguMC25/APwluH0U8ITveK091p6w/JctbUlrWUZVPw1u3gbk\ni0g3dTMPvlXV8lH7/rh5qpuDc0I5ZzVKbQEXm6pu1K0zQU7EXT0L8EfcJdEv4r6ZvOcjxqqw9oRb\nddoThhlxFcmWtmTkyjtV/VxEJgHXAP9S1dKgNnUtUAe4SEMw3SwZUWoLbFkuQHHTGssHEr/Hte9X\nQEzdfN2sYO0Jt6q0R4Pub1iFvS0Z2axDRGqpuyLradxFBxtxo99L1Y3kZ40otQW29Cjq4pZLmI4b\nyP4K99XyO5+xVYe1J9yi1J6wtyVTPfcycQuCNcYtbzlaVV/OxHunWpTaAlsupmiLqxvmAw+r6iTP\nYVWbtSfcotSesLclY9vsicgVQDPgKlXdmJE3TZMotQVA3EJs5wO3WHvCx9oTXmFuSyaTey3N0vW+\nE0WpLcaYaLINso0xJoJCsZ67McaY1LLkbowxEWTJ3RhjIsiSuzHGRJAld2OMiSBL7sYYE0GW3I0x\nJoL+H3AtugJIMCQKAAAAAElFTkSuQmCC\n",
12772       "text/plain": [
12773        "<matplotlib.figure.Figure at 0x7f2d728fc9e8>"
12774       ]
12775      },
12776      "metadata": {},
12777      "output_type": "display_data"
12778     }
12779    ],
12780    "source": [
12781     "fig, ax = plt.subplots()\n",
12782     "ax.plot_date(radiohead_df['release_date'].values, radiohead_df['gloom'].values, linestyle='-')\n",
12783     "\n",
12784     "for a in radiohead_df.itertuples():\n",
12785     "    for t in tracks.find({'album.id': a[1], 'gloom': {'$exists': True}}):\n",
12786     "        ax.scatter(a.release_date, t['gloom'])\n",
12787     "\n",
12788     "fig.autofmt_xdate()\n",
12789     "plt.show()"
12790    ]
12791   },
12792   {
12793    "cell_type": "markdown",
12794    "metadata": {},
12795    "source": [
12796     "## Complexity per album<a name=\"complexityovertime\"></a>\n",
12797     "Let's generate the same plots for \"complexity\" per album.\n",
12798     "\n",
12799     "* [Top](#top)"
12800    ]
12801   },
12802   {
12803    "cell_type": "code",
12804    "execution_count": 95,
12805    "metadata": {
12806     "collapsed": false,
12807     "scrolled": true
12808    },
12809    "outputs": [
12810     {
12811      "data": {
12812       "text/plain": [
12813        "defaultdict(int,\n",
12814        "            {'03Qh833fEdVT30Pfs93ea6': 0.0598501781172226,\n",
12815        "             '064eFGemsrDcMvgRZ0gqtw': 0.3355120536377068,\n",
12816        "             '0PYyrqs9NXtxPhf0CZkq2L': 0.46196488464852764,\n",
12817        "             '0ZGddnvcVzHVHfE3WW1tV5': 0.46118307452169804,\n",
12818        "             '19K3IHYeVkUTjcBHGfbCOi': 0.626999083242065,\n",
12819        "             '1DBkJIEoeHrTX4WCBQGcCi': 0.34937728065848533,\n",
12820        "             '1PULmKbHeOqlkIwcDMNwD4': 0.15933465315198164,\n",
12821        "             '1TpcI1LEFVhBvDPSTMPGFG': 0.38446875479914316,\n",
12822        "             '1W1UJulgICjFDyYIMUwRs7': 0.052659864467403415,\n",
12823        "             '1WSfNoPDPzgyKFN6OSYWUx': 0.369845537500919,\n",
12824        "             '1YvnuYGlblQ5vLnOhaZzpn': 0.5095755952848693,\n",
12825        "             '1oW3v5Har9mvXnGk0x4fHm': 0.23274435359579732,\n",
12826        "             '25mfHGJNQkluvIqedXHSx3': 0.4267182570832075,\n",
12827        "             '2Pqkn9Dq2DFtdfkKAeqgMd': 0.28015413095314634,\n",
12828        "             '2pCqZLeavM2BMovJXsJEIV': 0.354664325706374,\n",
12829        "             '2wZgoXS06wSdu9C0ZJOvlc': 0.6311525754839657,\n",
12830        "             '3OdI6e43crvyAHhaqpxSyz': 0.45775592176080543,\n",
12831        "             '3nkEsxmIX0zRNXGAexaHAn': 0.6799804196031648,\n",
12832        "             '4FTHynKEtuP7eppERNfjyG': 0.38665825887700045,\n",
12833        "             '4M8Q1L9PZq0xK5tLUpO3jd': 0.4899906390085749,\n",
12834        "             '4fhWcu56Bbh5wALuTouFVW': 0.2192547795279061,\n",
12835        "             '4g9Jfls8z2nbQxj5PiXkiy': 0.4984412982048782,\n",
12836        "             '500FEaUzn8lN9zWFyZG5C2': 0.17580689858271992,\n",
12837        "             '50UGtgNA5bq1c0BDjPfmbD': 0.15444771957009618,\n",
12838        "             '54sqbAXxR1jFfyXb1WvrHK': 0.4271649193667139,\n",
12839        "             '5XfJmldgWzrc1AIdbBaVZn': 0.3873434738304571,\n",
12840        "             '5ju5Ouzan3QwXqQt1Tihbh': 0.4001232105218359,\n",
12841        "             '62ZT16LY1phGM0O8x5qW1z': 0.09293621981068279,\n",
12842        "             '6400dnyeDyD2mIFHfkwHXN': 0.21004827110317384,\n",
12843        "             '6FjXxl9VLURGuubdXUn2J3': 0.6264619003871639,\n",
12844        "             '6vuykQgDLUCiZ7YggIpLM9': 0.3641264424181605,\n",
12845        "             '71Mwd9tntFQYUk4k2DwA0D': 0.6683141985701503,\n",
12846        "             '7dxKtc08dYeRVHt3p9CZJn': 0.4123872101750843,\n",
12847        "             '7eyQXxuf2nGj9d2367Gi5f': 0.7084938424691288,\n",
12848        "             '7gDXyW16byCQOgK965BRzn': 0.567016632675302})"
12849       ]
12850      },
12851      "execution_count": 95,
12852      "metadata": {},
12853      "output_type": "execute_result"
12854     }
12855    ],
12856    "source": [
12857     "pipeline = [\n",
12858     "    {'$match': {'gloom': {'$exists': True}}},\n",
12859     "    {'$group': {'_id': '$album.id', 'avg_complexity': {'$avg': '$complexity'}}}]\n",
12860     "album_complexities = collections.defaultdict(int, {a['_id']: a['avg_complexity'] for a in tracks.aggregate(pipeline)})\n",
12861     "album_complexities"
12862    ]
12863   },
12864   {
12865    "cell_type": "code",
12866    "execution_count": 96,
12867    "metadata": {
12868     "collapsed": false,
12869     "scrolled": true
12870    },
12871    "outputs": [
12872     {
12873      "data": {
12874       "text/html": [
12875        "<div>\n",
12876        "<table border=\"1\" class=\"dataframe\">\n",
12877        "  <thead>\n",
12878        "    <tr style=\"text-align: right;\">\n",
12879        "      <th></th>\n",
12880        "      <th>_id</th>\n",
12881        "      <th>artist_name</th>\n",
12882        "      <th>name</th>\n",
12883        "      <th>release_date</th>\n",
12884        "      <th>gloom</th>\n",
12885        "      <th>complexity</th>\n",
12886        "    </tr>\n",
12887        "  </thead>\n",
12888        "  <tbody>\n",
12889        "    <tr>\n",
12890        "      <th>15</th>\n",
12891        "      <td>7gDXyW16byCQOgK965BRzn</td>\n",
12892        "      <td>The Beatles</td>\n",
12893        "      <td>Please Please Me (Remastered)</td>\n",
12894        "      <td>1963-03-22</td>\n",
12895        "      <td>0.091173</td>\n",
12896        "      <td>0.567017</td>\n",
12897        "    </tr>\n",
12898        "    <tr>\n",
12899        "      <th>14</th>\n",
12900        "      <td>3nkEsxmIX0zRNXGAexaHAn</td>\n",
12901        "      <td>The Beatles</td>\n",
12902        "      <td>With The Beatles (Remastered)</td>\n",
12903        "      <td>1963-11-22</td>\n",
12904        "      <td>0.143155</td>\n",
12905        "      <td>0.679980</td>\n",
12906        "    </tr>\n",
12907        "    <tr>\n",
12908        "      <th>12</th>\n",
12909        "      <td>71Mwd9tntFQYUk4k2DwA0D</td>\n",
12910        "      <td>The Beatles</td>\n",
12911        "      <td>A Hard Day's Night (Remastered)</td>\n",
12912        "      <td>1964-07-10</td>\n",
12913        "      <td>0.230041</td>\n",
12914        "      <td>0.668314</td>\n",
12915        "    </tr>\n",
12916        "    <tr>\n",
12917        "      <th>11</th>\n",
12918        "      <td>7BgGBZndAvDlKOcwe5rscZ</td>\n",
12919        "      <td>The Beatles</td>\n",
12920        "      <td>Beatles For Sale (Remastered)</td>\n",
12921        "      <td>1964-12-04</td>\n",
12922        "      <td>0.000000</td>\n",
12923        "      <td>0.000000</td>\n",
12924        "    </tr>\n",
12925        "    <tr>\n",
12926        "      <th>10</th>\n",
12927        "      <td>19K3IHYeVkUTjcBHGfbCOi</td>\n",
12928        "      <td>The Beatles</td>\n",
12929        "      <td>Help! (Remastered)</td>\n",
12930        "      <td>1965-08-06</td>\n",
12931        "      <td>0.243843</td>\n",
12932        "      <td>0.626999</td>\n",
12933        "    </tr>\n",
12934        "  </tbody>\n",
12935        "</table>\n",
12936        "</div>"
12937       ],
12938       "text/plain": [
12939        "                       _id  artist_name                             name  \\\n",
12940        "15  7gDXyW16byCQOgK965BRzn  The Beatles    Please Please Me (Remastered)   \n",
12941        "14  3nkEsxmIX0zRNXGAexaHAn  The Beatles    With The Beatles (Remastered)   \n",
12942        "12  71Mwd9tntFQYUk4k2DwA0D  The Beatles  A Hard Day's Night (Remastered)   \n",
12943        "11  7BgGBZndAvDlKOcwe5rscZ  The Beatles    Beatles For Sale (Remastered)   \n",
12944        "10  19K3IHYeVkUTjcBHGfbCOi  The Beatles               Help! (Remastered)   \n",
12945        "\n",
12946        "   release_date     gloom  complexity  \n",
12947        "15   1963-03-22  0.091173    0.567017  \n",
12948        "14   1963-11-22  0.143155    0.679980  \n",
12949        "12   1964-07-10  0.230041    0.668314  \n",
12950        "11   1964-12-04  0.000000    0.000000  \n",
12951        "10   1965-08-06  0.243843    0.626999  "
12952       ]
12953      },
12954      "execution_count": 96,
12955      "metadata": {},
12956      "output_type": "execute_result"
12957     }
12958    ],
12959    "source": [
12960     "albums_df['complexity'] = albums_df['_id'].apply(lambda i: album_complexities[i])\n",
12961     "beatles_df = albums_df[albums_df['release_date'] < datetime(1971, 1, 1)]\n",
12962     "radiohead_df = albums_df[(albums_df['artist_name'] == 'Radiohead') & (albums_df['gloom'] > 0)]\n",
12963     "albums_df.head()"
12964    ]
12965   },
12966   {
12967    "cell_type": "code",
12968    "execution_count": 97,
12969    "metadata": {
12970     "collapsed": false
12971    },
12972    "outputs": [
12973     {
12974      "data": {
12975       "image/png": 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84x+TWL36IZ59dhKDBs3URO6Q3/zGfuI59dS6j4tXco3neHRN4j7WkCT+/vt2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\nJsfi4d9/pAAAAABJRU5ErkJggg==\n",
12976       "text/plain": [
12977        "<matplotlib.figure.Figure at 0x7f2d72945048>"
12978       ]
12979      },
12980      "metadata": {},
12981      "output_type": "display_data"
12982     }
12983    ],
12984    "source": [
12985     "fig, ax = plt.subplots()\n",
12986     "ax.plot_date(beatles_df['release_date'].values, beatles_df['complexity'].values, linestyle='-')\n",
12987     "\n",
12988     "fig.autofmt_xdate()\n",
12989     "\n",
12990     "for a in beatles_df.itertuples():\n",
12991     "    for t in tracks.find({'album.id': a[1], 'complexity': {'$exists': True}}):\n",
12992     "        ax.scatter(a.release_date, t['complexity'])\n",
12993     "\n",
12994     "plt.show()"
12995    ]
12996   },
12997   {
12998    "cell_type": "code",
12999    "execution_count": 98,
13000    "metadata": {
13001     "collapsed": false
13002    },
13003    "outputs": [
13004     {
13005      "data": {
13006       "image/png": 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YZpvcnVNEJBfq7dg0s57AaHfvHd0fCXiazs1DgauAA9z933Wcyy+66KJv7peX\nl1NeXp5RoJkMMVu9OmwyMHkyPPJIWDzpZz+DI49s/LjutWuhc+ewg8+++zbuHCIiDVFZWUllZeU3\n9y+++OLGj04xs+bAu8AhwEfAq8AAd5+TckxX4C6gl7t/sJ5zFWyc+PLloYY+eXLYtKFfv7CV1377\nNWz97yefhOHDw3ZgWjdcROKQqyGGV7FuiOFYM7sYmOHuD5nZk8BuhCRvQLW7H5PmPLFM9lm4EG67\nLST0lStDMj/5ZPif/6n/tX37Qu/ecPbZ+Y9TRCSdkpjskwvuYZ3qyZPDfo477hgS+oknpt9gYPFi\n2GOP8CXQunXh4xURASXxtFatWtd+/uijcNBBof38Jz+BJUtC+/uLLzqbbLIBTz01UFO8RSQ2SuL1\nWLZsXfv5rFnVrFo1jq++GoM2IBCRYqAk3gBHHHEhjz32G749uWgFxx13KXffPSausESkCdPOPg3w\nz39qAwIRSQ4l8Vq0AYGIJImSeC3agEBEkkRt4mloAwIRKSbq2BQRSTB1bIqIlCglcRGRBFMSFxFJ\nMCVxEZEEUxIXEUkwJXERkQRTEhcRSTAlcRGRBFMSFxFJMCVxEZEEUxIXEUkwJXERkQTLKImbWW8z\nm2tm88xsRJrn9zezmWa2ysyOzX2YUFlZmY/TxkblKW6lVJ5SKguoPLXVm8TNrBlwDdAL2BUYYGY7\n1zqsGjgVuC2raNZDv7jipvIUr1IqC6g8tbXI4JgewHvuXg1gZlOBo4G5NQe4+8LoOa0zKyJSQJk0\np7QFFqXcXxw9JiIiMat3Uwgz6wcc7u4/j+6fDOzl7uenOfYm4EF3v6eOc6mmLiLSCHVtCpFJc8pi\nYIeU++2AJbkMQkREGieT5pQZQCcz62BmGwL9gQfWc7wStYhIgdSbxN19DTAYeAKYDUx19zlmdrGZ\nHQlgZt3NbBHQD5hoZm/lM2gREQkKulGyiIjkVtHN2DSzkmmOMbNNo39LqUxF9zfTWGa2dfRvKf1+\nSqIsZtY87hhyycz2M7Od8nHuovhAmtluZtbLzFp4CVwamNmeZnY3cCZA0ssUleckAHdfG3c82TKz\nrmb2CDAEkv37MbN9zOxqMzsNkl0W+KZpdjLwu3wlvUKKPjtPAM8Am+fjPWJN4ma2pZmNB6YAPwfG\nJPkXZ2ZbmdlfgPHAHkSjf5Jaq7DgEuBpYJiZ7Rc9XhRf/g1lZs3M7BbgJuBv7v6buGPKRjT89xrC\n4INDzexuQk2gAAAH0ElEQVRSM9st5rAaJfrdXANcR/h72x4YbWabxBtZ45jZBmZ2HfBX4GrgcaA8\nei6nn5+4P4y/Br529y7AQMK0/iRfDlYQKkM9CbXwU+CbzuHEiWp17wAnAtcSvmgTWxuP4t4SeMfd\npwCY2TYJboLYFbjH3ScTPkt7A8eb2RbxhtVw0e/mGeAQd78ZuAJwYHWccWVhI+A5YH93fwiYBuwS\ntTbk9PNT8CRuZmUp366XufuQ6PbhwPeAXWvakpMgKs/G0d3B7v7L6Pa/gHfMrHNMoTWKmZ1gZkPN\nbN/ooTuAJ4GXgY3MbEB0XCKuLlLK86PooVOBw81suJk9S6gl/dXMtokvysyklGWf6KFPCb+Tzd39\nY2ApYU5Hz9iCbAAz62lmP6i57+73uPt/zOww4DVCbfwPZrZLbEE2QK3yrHD3v7n7V9H9FsAad1+d\n2Jq4mXU0s0eBG4DJZtbZ3b+Mnisn1CRuAfoS2sPaFSq2xqhVnimp5Yk48H2gpoxFXdszs+Zm9jug\nZpXK68zsWHdfG9XIq4AHgRPNbMtiv7pIU54JZnaCu38GXEVoDx9NGD67KfBTM8tk8lvBpSnL9WbW\nC3gVaAPcYGZ3As2BL4DtotcV5d+cmW1hZg8TKgcnmFmr6PGaeD8DTnL3wwifn1PNrE080dYvXXnc\n3aPmyJoc+xzQN/rsJKcmXuuP6NfAK+5+CPAscElN+527V7r7Xu4+gXAZtS3wP/mMrTHWU55nCOXZ\nteZJd38XWENYLKzoRUm5MzDM3f8EXAQMrqkFRTWKl4APgWMBirn/oo7y/MLMfuDulwC7uPtz7v5v\n4HbgGHcvykv3NGUZDQwDPgdGAXcDj7n7AOAV4IjodcXaydmK0EZ8XnT7AFgXr7u/5u6PRMc+AnQl\nqgwVqTrL4+5ro0S+IDrmwFy/eb5r4i0BUmo4swHc/RrC6ogDzGzb6BiLnnsH2JpQ6GJTV3muJZTn\npJryRO4CtjWz5sX4gTKzn5nZgSltqEuBLaN2u3sI7eEn1NQm3L0KmAr83syWE8pcNDIoz1uE35G5\n+7KUl+4EvFJMTUT1lOVu4D3gRHf/1N3vcPcbo+M6A/fFEfP6pJRnM3f/kNDhdyewEtjbzL5fx0u7\nAR9RZG3jmZYn+ltbS5Q7oudzepWUlyRuZoeZ2ZNARXQJu5rQftfVzP7XzP4XeBvoQGgHB2hhZn3M\n7GnCH+wnxXI52MjyQFjtsX0xNT1El3jbR+3BpwI/Ba41s9bAJ8DuQOvo8L8Qat1totfuAlxP+PL6\nkbvfXuj4a2tEefqyrrnhEDN7BTgYuD7u31MDy3I1cIyZbR+99hAzm02otf698NF/Vx3lmWBmW7v7\nyqj58SlCZ/PBKa/bLPrMzQB6A39IaVuOTWPKEzWrNHf3LwiDNnrWPJ6zwNw9pz9AJ8Il3dGEP6jb\ngXMJ7Y6/BR4i/JF1B/4G/CJ63aGENr5jch1TgcszOOW1ZcARcZchJZ7m0b8/AKZEt1sQhkROArYg\nXPIdAGwSPX8HcH50e3vgyLjLkYPyDI5u9wH6xl2OHP1udiqWstRTnr8QRtSkHjsEuJQwjrpl9Nih\nwNFxlyMH5dkk5fEN8hFbTjpyUi631xKGOc109/uj554CxgF3ufslZraju8+PnnuJ6PICeNrdi+Ly\nPIvyvEjK5ZKH5oeqOMqQKmr++T3Q3MIkl80I7fV46C0fDHwM/InwRdSfkLDvIFzGvhwd+xHhSytW\nOSjPjOjY9S3kVhA5/N18AHxQ8ALUkkF5fgksMbMD3f256GXXE5LeU8AOZtbV3Z+KIfzvyLI8TwId\novIscfdV+Ygx6+YUMzudsFztJdFDbxHaujtG91sQ/riujO5XRa/7OXAG8DoUTydMluU5k+Irz4HA\nTMIl3vuEcq0CDjKzHvDNl9XFQIW730JY7OxnZvY6obxFs6BZKZWnlMoCGZfHCUlxdMpLf0K4un0D\n2N3dG7XUda7loDxvUojyZHmJ0ZrQiXI+MAvYOXr8z4RmhxcJszF3Bx4G2kTP/4pQG9or7sukUi5P\nFNv+wCkp98cD5wCnEa4wIHyZb0cY5dA+emw7YMe44y/l8pRSWRpRnjuBjtFjRwMHxB1/UsuTi4Lu\nEP07Frgjut2c0MH3o+h+e+BmYKPo/ibZvm8ef3GlVp5NCLPHatr0fgqMiW6/AZwX3e4O3B53vE2p\nPKVUFpUnvvJk3Zzi0SbJhNpqmZn18tDLv8zda3rJBxHGea6OXlO0Yz5LsDxfuvvXvm7kxWGE2aQA\npxOmAj9EuNKYFUeMDVFK5SmlskDjylMsI9DSSUp5cjZDzd0/NrNJwIXA4+6+Jmo3+g2wAXCGF9FQ\nu/qUWnksjIF2wnDBmg69zwnl2w2o8jDeNRFKqTylVBZoWHk8qsoWs2IvT842hTCzZh5mJ91NGJz/\nNaG3+T0PPeeJUoLlMWBDwjIB9xI6lf9NuCRcHmdsjVFK5SmlsoDKU2i5rImvtbCw1baEJRd/7+6P\n5er8hVaC5XEz60po1ysDbnL3STGH1WilVJ5SKguoPIWW0+3ZzOzXQDtghLt/nbMTx6QEy9OOsDzu\nn1Se4lJKZQGVp5ByncSbeULXmk6n1MojIqVHGyWLiCRY3Dv7iIhIFpTERUQSTElcRCTBlMRFRBJM\nSVxEJMGUxEVEEkxJXEQkwf4fF5u65pMFg0gAAAAASUVORK5CYII=\n",
13007       "text/plain": [
13008        "<matplotlib.figure.Figure at 0x7f2d7291bdd8>"
13009       ]
13010      },
13011      "metadata": {},
13012      "output_type": "display_data"
13013     }
13014    ],
13015    "source": [
13016     "fig, ax = plt.subplots()\n",
13017     "ax.plot_date(radiohead_df['release_date'].values, radiohead_df['complexity'].values, linestyle='-')\n",
13018     "\n",
13019     "fig.autofmt_xdate()\n",
13020     "\n",
13021     "for a in radiohead_df.itertuples():\n",
13022     "    for t in tracks.find({'album.id': a[1], 'complexity': {'$exists': True}}):\n",
13023     "        ax.scatter(a.release_date, t['complexity'])\n",
13024     "\n",
13025     "plt.show()"
13026    ]
13027   },
13028   {
13029    "cell_type": "markdown",
13030    "metadata": {},
13031    "source": [
13032     "That isn't what I was expecting. I was expecting the complexity to go up over time, as bands became more adept at contrasting lyrics and melody. It could be because high complexity requires high valence, and bands tend not to become more \"poppy\" over time.\n",
13033     "\n",
13034     "Let's test that, by also showing the valence of tracks and albums over time."
13035    ]
13036   },
13037   {
13038    "cell_type": "code",
13039    "execution_count": 99,
13040    "metadata": {
13041     "collapsed": false
13042    },
13043    "outputs": [],
13044    "source": [
13045     "pipeline = [\n",
13046     "    {'$match': {'valence': {'$exists': True}}},\n",
13047     "    {'$group': {'_id': '$album.id', 'avg_valence': {'$avg': '$valence'}}}]\n",
13048     "album_valences = collections.defaultdict(int, {a['_id']: a['avg_valence'] for a in tracks.aggregate(pipeline)})\n",
13049     "albums_df['valence'] = albums_df['_id'].apply(lambda i: album_valences[i])\n",
13050     "beatles_df = albums_df[albums_df['release_date'] < datetime(1971, 1, 1)]\n",
13051     "radiohead_df = albums_df[(albums_df['artist_name'] == 'Radiohead') & (albums_df['gloom'] > 0)]"
13052    ]
13053   },
13054   {
13055    "cell_type": "code",
13056    "execution_count": 100,
13057    "metadata": {
13058     "collapsed": false
13059    },
13060    "outputs": [
13061     {
13062      "data": {
13063       "image/png": 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GXlHqSuokOPIqWHimLaiuRA/G2Py6way6FiB04bUe5OTkcvvtWeTkeEhJcTFlSjopKUmh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\n",
13064       "text/plain": [
13065        "<matplotlib.figure.Figure at 0x7f2d727a0dd8>"
13066       ]
13067      },
13068      "metadata": {},
13069      "output_type": "display_data"
13070     }
13071    ],
13072    "source": [
13073     "fig, ax = plt.subplots()\n",
13074     "ax.plot_date(beatles_df['release_date'].values, beatles_df['complexity'].values, linestyle='-', color='blue')\n",
13075     "ax.plot_date(beatles_df['release_date'].values, beatles_df['valence'].values, linestyle='-', color='orange')\n",
13076     "\n",
13077     "fig.autofmt_xdate()\n",
13078     "\n",
13079     "for a in beatles_df.itertuples():\n",
13080     "    for t in tracks.find({'album.id': a[1], 'complexity': {'$exists': True}}):\n",
13081     "        ax.scatter(a.release_date, t['complexity'], color='blue')\n",
13082     "        ax.scatter(a.release_date, t['valence'], color='orange')\n",
13083     "\n",
13084     "plt.show()"
13085    ]
13086   },
13087   {
13088    "cell_type": "code",
13089    "execution_count": 101,
13090    "metadata": {
13091     "collapsed": false
13092    },
13093    "outputs": [
13094     {
13095      "data": {
13096       "image/png": 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g7YOeTrN9u1vs8rj3PZRjnu3DGd0siYdLwX63q33THn5HEj0SqkCnCVD7ZDcF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\nMcySuDHGxDBL4sYYE8MsiRtjTAz7/2AcxEjrixcHAAAAAElFTkSuQmCC\n",
13097       "text/plain": [
13098        "<matplotlib.figure.Figure at 0x7f2d71a30e10>"
13099       ]
13100      },
13101      "metadata": {},
13102      "output_type": "display_data"
13103     }
13104    ],
13105    "source": [
13106     "fig, ax = plt.subplots()\n",
13107     "ax.plot_date(radiohead_df['release_date'].values, radiohead_df['complexity'].values, linestyle='-', color='blue')\n",
13108     "ax.plot_date(radiohead_df['release_date'].values, radiohead_df['valence'].values, linestyle='-', color='orange')\n",
13109     "\n",
13110     "fig.autofmt_xdate()\n",
13111     "\n",
13112     "for a in radiohead_df.itertuples():\n",
13113     "    for t in tracks.find({'album.id': a[1], 'complexity': {'$exists': True}}):\n",
13114     "        ax.scatter(a.release_date, t['complexity'], color='blue')\n",
13115     "        ax.scatter(a.release_date, t['valence'], color='orange')\n",
13116     "\n",
13117     "plt.show()"
13118    ]
13119   },
13120   {
13121    "cell_type": "markdown",
13122    "metadata": {},
13123    "source": [
13124     "It definitely looks like the Beatles changed style over time, with the _White Ablum_ / _Yellow Submarine_ (around 1969) being a glitch in the trend. _Hail to the Thief_ and _Com Lag_ are unusual albums for Radiohead."
13125    ]
13126   },
13127   {
13128    "cell_type": "markdown",
13129    "metadata": {},
13130    "source": [
13131     "# Conclusion<a name=\"conclusion\"></a>\n",
13132     "A couple of things have come out of this. \n",
13133     "\n",
13134     "One is that the original analysis is very sensitive to how the sentiment of lyrics is determined. That means I'm not too confident about the reliability of results from either fitteR-happieR or this notebook.\n",
13135     "\n",
13136     "Another is that the Beatles are undoubtedly better than Radiohead. The happiest Beatles sonds are happier than anything Radiohead have done, and their saddest songs are about as sad as Radiohead. In just about every measure, the Beatles' range of music is larger, and covers, Radiohead's.\n",
13137     "\n",
13138     "QED.\n",
13139     "\n",
13140     "## Next steps\n",
13141     "The obvious next step is to analyse a different group. What would Queen or ELO look like? Is Adele more depressing than Radiohead?\n",
13142     "\n",
13143     "Another approach would be to apply some machine learning / data mining techniques, perhaps to train a better sentiment analyser, or to cluster songs into groups. Which songs by different artists are most similar to each other?\n",
13144     "\n",
13145     "* [Top](#top)"
13146    ]
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