discogs.ipynb

   1 {
   2  "cells": [
   3   {
   4    "cell_type": "code",
   5    "execution_count": 2,
   6    "metadata": {
   7     "collapsed": true
   8    },
   9    "outputs": [],
  10    "source": [
  11     "import pandas as pd\n",
  12     "import numpy as np\n",
  13     "import matplotlib\n",
  14     "import matplotlib.pyplot as plt\n",
  15     "%matplotlib inline  \n",
  16     "import urllib.request\n",
  17     "import urllib.parse\n",
  18     "import urllib.error\n",
  19     "import json\n",
  20     "import base64\n",
  21     "import configparser\n",
  22     "from bs4 import BeautifulSoup\n",
  23     "import re\n",
  24     "import pymongo\n",
  25     "from datetime import datetime\n",
  26     "import time\n",
  27     "import collections\n",
  28     "import editdistance"
  29    ]
  30   },
  31   {
  32    "cell_type": "code",
  33    "execution_count": 3,
  34    "metadata": {
  35     "collapsed": true
  36    },
  37    "outputs": [],
  38    "source": [
  39     "# Open a connection to the Mongo server\n",
  40     "client = pymongo.MongoClient('mongodb://localhost:27017/')"
  41    ]
  42   },
  43   {
  44    "cell_type": "code",
  45    "execution_count": 4,
  46    "metadata": {
  47     "collapsed": true
  48    },
  49    "outputs": [],
  50    "source": [
  51     "# Create a database and a collections within it.\n",
  52     "songs_db = client.songs\n",
  53     "albums = songs_db.albums\n",
  54     "tracks = songs_db.tracks\n",
  55     "genius_tracks = songs_db.gtracks"
  56    ]
  57   },
  58   {
  59    "cell_type": "code",
  60    "execution_count": 5,
  61    "metadata": {
  62     "collapsed": false
  63    },
  64    "outputs": [
  65     {
  66      "data": {
  67       "text/plain": [
  68        "['app_name', 'consumer_key', 'consumer_secret', 'token']"
  69       ]
  70      },
  71      "execution_count": 5,
  72      "metadata": {},
  73      "output_type": "execute_result"
  74     }
  75    ],
  76    "source": [
  77     "config = configparser.ConfigParser()\n",
  78     "config.read('secrets.ini')\n",
  79     "[k for k in config['discogs']]"
  80    ]
  81   },
  82   {
  83    "cell_type": "code",
  84    "execution_count": null,
  85    "metadata": {
  86     "collapsed": true
  87    },
  88    "outputs": [],
  89    "source": [
  90     "def get_audio_features(track_ids, auth_type, auth_token):\n",
  91     "    url = 'https://api.spotify.com/v1/audio-features?ids={ids}'.format(ids=','.join(track_ids))\n",
  92     "    headers = {'Authorization': auth_type + ' ' + auth_token}\n",
  93     "    request = urllib.request.Request(url, headers=headers, method='GET')\n",
  94     "    \n",
  95     "    for _ in range(10):\n",
  96     "        try:\n",
  97     "            with urllib.request.urlopen(request) as f:\n",
  98     "                response = json.loads(f.read().decode('utf-8'))\n",
  99     "                for track in response['audio_features']:\n",
 100     "                    tracks.update_one({'_id': track['id']}, {'$set': track})\n",
 101     "                break\n",
 102     "        except urllib.error.HTTPError as e:\n",
 103     "            print(\"Rate limited. Pausing for\", e.info()['Retry-After'])\n",
 104     "            time.sleep(int(e.info()['Retry-After']) + 0.5)\n",
 105     "            continue     "
 106    ]
 107   },
 108   {
 109    "cell_type": "code",
 110    "execution_count": null,
 111    "metadata": {
 112     "collapsed": true
 113    },
 114    "outputs": [],
 115    "source": [
 116     "def get_artists(artist_name):\n",
 117     "    query = urllib.parse.urlencode({'q': artist_name, 'type': 'artist'})\n",
 118     "    request = 'https://api.spotify.com/v1/search?{}'.format(query)\n",
 119     "    with urllib.request.urlopen(request) as f:\n",
 120     "        response = json.loads(f.read().decode('utf-8'))\n",
 121     "        artists = []\n",
 122     "        for artist in response['artists']['items']:\n",
 123     "            if artist['name'].lower() == artist_name.lower():\n",
 124     "                this_artist = {'name': artist['name'], 'id': artist['id']}\n",
 125     "                if artist['images']:\n",
 126     "                    this_artist['image'] = artist['images'][0]['url']\n",
 127     "                artists += [this_artist]\n",
 128     "    return artists"
 129    ]
 130   },
 131   {
 132    "cell_type": "code",
 133    "execution_count": null,
 134    "metadata": {
 135     "collapsed": true
 136    },
 137    "outputs": [],
 138    "source": [
 139     "/database/search?q={query}&{?type,title,release_title,credit,artist,anv,label,genre,style,country,year,format,catno,barcode,track,submitter,contributor}"
 140    ]
 141   },
 142   {
 143    "cell_type": "code",
 144    "execution_count": 45,
 145    "metadata": {
 146     "collapsed": false
 147    },
 148    "outputs": [],
 149    "source": [
 150     "def get_artist(artist_name):\n",
 151     "    query = urllib.parse.urlencode({'q': artist_name, 'type': 'artist'})\n",
 152     "    # query = urllib.parse.urlencode({'q': artist_name})\n",
 153     "    url = 'https://api.discogs.com/database/search?{}'.format(query)\n",
 154     "    headers = {'Authorization': 'Discogs token=' + config['discogs']['token']}\n",
 155     "    artists = []\n",
 156     "    while url:\n",
 157     "        request = urllib.request.Request(url, headers=headers, method='GET')\n",
 158     "        with urllib.request.urlopen(request) as f:\n",
 159     "            response = json.loads(f.read().decode('utf-8'))\n",
 160     "            artists += response['results']\n",
 161     "            if 'next' in response['pagination']['urls']:\n",
 162     "                url = response['pagination']['urls']['next']\n",
 163     "            else:\n",
 164     "                url = None\n",
 165     "    return artists"
 166    ]
 167   },
 168   {
 169    "cell_type": "code",
 170    "execution_count": 44,
 171    "metadata": {
 172     "collapsed": false
 173    },
 174    "outputs": [
 175     {
 176      "name": "stdout",
 177      "output_type": "stream",
 178      "text": [
 179       "{'next': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=2', 'last': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=5'}\n",
 180       "{'first': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=1', 'next': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=3', 'last': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=5', 'prev': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=1'}\n",
 181       "{'first': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=1', 'next': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=4', 'last': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=5', 'prev': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=2'}\n",
 182       "{'first': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=1', 'next': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=5', 'last': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=5', 'prev': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=3'}\n",
 183       "{'first': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=1', 'prev': 'https://api.discogs.com/database/search?q=Nirvana&per_page=50&type=artist&page=4'}\n"
 184      ]
 185     },
 186     {
 187      "data": {
 188       "text/plain": [
 189        "201"
 190       ]
 191      },
 192      "execution_count": 44,
 193      "metadata": {},
 194      "output_type": "execute_result"
 195     }
 196    ],
 197    "source": [
 198     "nivs = get_artist('Nirvana')\n",
 199     "len(nivs)"
 200    ]
 201   },
 202   {
 203    "cell_type": "code",
 204    "execution_count": 47,
 205    "metadata": {
 206     "collapsed": false
 207    },
 208    "outputs": [
 209     {
 210      "data": {
 211       "text/plain": [
 212        "[{'id': 125246,\n",
 213        "  'resource_url': 'https://api.discogs.com/artists/125246',\n",
 214        "  'thumb': 'https://api-img.discogs.com/6AS7RIgqIBFEuGusd3tG_z2J2rs=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-125246-1105986304.jpg.jpg',\n",
 215        "  'title': 'Nirvana',\n",
 216        "  'type': 'artist',\n",
 217        "  'uri': '/artist/125246-Nirvana'},\n",
 218        " {'id': 307513,\n",
 219        "  'resource_url': 'https://api.discogs.com/artists/307513',\n",
 220        "  'thumb': 'https://api-img.discogs.com/5skyOqEGgSOnt9lhPHhjP4uCACE=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-307513-1270236942.jpeg.jpg',\n",
 221        "  'title': 'Nirvana (2)',\n",
 222        "  'type': 'artist',\n",
 223        "  'uri': '/artist/307513-Nirvana-2'},\n",
 224        " {'id': 1087206,\n",
 225        "  'resource_url': 'https://api.discogs.com/artists/1087206',\n",
 226        "  'thumb': 'https://api-img.discogs.com/Wgp-oaSc03_RK9skZYyCp3YrQOU=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-1087206-1266869411.jpeg.jpg',\n",
 227        "  'title': 'Nirvana 2002',\n",
 228        "  'type': 'artist',\n",
 229        "  'uri': '/artist/1087206-Nirvana-2002'},\n",
 230        " {'id': 1082359,\n",
 231        "  'resource_url': 'https://api.discogs.com/artists/1082359',\n",
 232        "  'thumb': '',\n",
 233        "  'title': 'Nirvana (6)',\n",
 234        "  'type': 'artist',\n",
 235        "  'uri': '/artist/1082359-Nirvana-6'},\n",
 236        " {'id': 2744248,\n",
 237        "  'resource_url': 'https://api.discogs.com/artists/2744248',\n",
 238        "  'thumb': '',\n",
 239        "  'title': 'Nirvana (10)',\n",
 240        "  'type': 'artist',\n",
 241        "  'uri': '/artist/2744248-Nirvana-10'},\n",
 242        " {'id': 1176738,\n",
 243        "  'resource_url': 'https://api.discogs.com/artists/1176738',\n",
 244        "  'thumb': 'https://api-img.discogs.com/NV8RiufOYHnOPR1oA6tGpIy3mog=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-1176738-1317705549.jpeg.jpg',\n",
 245        "  'title': 'Nirvana (7)',\n",
 246        "  'type': 'artist',\n",
 247        "  'uri': '/artist/1176738-Nirvana-7'},\n",
 248        " {'id': 457609,\n",
 249        "  'resource_url': 'https://api.discogs.com/artists/457609',\n",
 250        "  'thumb': '',\n",
 251        "  'title': 'Nirvana (4)',\n",
 252        "  'type': 'artist',\n",
 253        "  'uri': '/artist/457609-Nirvana-4'},\n",
 254        " {'id': 1389061,\n",
 255        "  'resource_url': 'https://api.discogs.com/artists/1389061',\n",
 256        "  'thumb': '',\n",
 257        "  'title': 'Nirvana (8)',\n",
 258        "  'type': 'artist',\n",
 259        "  'uri': '/artist/1389061-Nirvana-8'},\n",
 260        " {'id': 816495,\n",
 261        "  'resource_url': 'https://api.discogs.com/artists/816495',\n",
 262        "  'thumb': '',\n",
 263        "  'title': 'Nirvana (5)',\n",
 264        "  'type': 'artist',\n",
 265        "  'uri': '/artist/816495-Nirvana-5'},\n",
 266        " {'id': 965460,\n",
 267        "  'resource_url': 'https://api.discogs.com/artists/965460',\n",
 268        "  'thumb': 'https://api-img.discogs.com/tnmDXyMMViUQYCPPRkrINumoAP0=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-965460-1370853336-6662.jpeg.jpg',\n",
 269        "  'title': 'The Nirvana Devils',\n",
 270        "  'type': 'artist',\n",
 271        "  'uri': '/artist/965460-The-Nirvana-Devils'},\n",
 272        " {'id': 319676,\n",
 273        "  'resource_url': 'https://api.discogs.com/artists/319676',\n",
 274        "  'thumb': '',\n",
 275        "  'title': 'Nirvana (3)',\n",
 276        "  'type': 'artist',\n",
 277        "  'uri': '/artist/319676-Nirvana-3'},\n",
 278        " {'id': 2414323,\n",
 279        "  'resource_url': 'https://api.discogs.com/artists/2414323',\n",
 280        "  'thumb': '',\n",
 281        "  'title': 'El Nirvana',\n",
 282        "  'type': 'artist',\n",
 283        "  'uri': '/artist/2414323-El-Nirvana'},\n",
 284        " {'id': 934885,\n",
 285        "  'resource_url': 'https://api.discogs.com/artists/934885',\n",
 286        "  'thumb': '',\n",
 287        "  'title': 'Nirvana Bros.',\n",
 288        "  'type': 'artist',\n",
 289        "  'uri': '/artist/934885-Nirvana-Bros'},\n",
 290        " {'id': 2103552,\n",
 291        "  'resource_url': 'https://api.discogs.com/artists/2103552',\n",
 292        "  'thumb': '',\n",
 293        "  'title': 'Nirvana (9)',\n",
 294        "  'type': 'artist',\n",
 295        "  'uri': '/artist/2103552-Nirvana-9'},\n",
 296        " {'id': 45870,\n",
 297        "  'resource_url': 'https://api.discogs.com/artists/45870',\n",
 298        "  'thumb': '',\n",
 299        "  'title': 'The Nirvana Sitar & String Group',\n",
 300        "  'type': 'artist',\n",
 301        "  'uri': '/artist/45870-The-Nirvana-Sitar-String-Group'},\n",
 302        " {'id': 4634135,\n",
 303        "  'resource_url': 'https://api.discogs.com/artists/4634135',\n",
 304        "  'thumb': '',\n",
 305        "  'title': 'Nirvana (13)',\n",
 306        "  'type': 'artist',\n",
 307        "  'uri': '/artist/4634135-Nirvana-13'},\n",
 308        " {'id': 520870,\n",
 309        "  'resource_url': 'https://api.discogs.com/artists/520870',\n",
 310        "  'thumb': '',\n",
 311        "  'title': 'The Attainment Of Nirvana',\n",
 312        "  'type': 'artist',\n",
 313        "  'uri': '/artist/520870-The-Attainment-Of-Nirvana'},\n",
 314        " {'id': 5145389,\n",
 315        "  'resource_url': 'https://api.discogs.com/artists/5145389',\n",
 316        "  'thumb': 'https://api-img.discogs.com/YSxmWcLnQ716R0Om_psIRruIyZ4=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-5145389-1468099375-2943.jpeg.jpg',\n",
 317        "  'title': 'Nirvana (14)',\n",
 318        "  'type': 'artist',\n",
 319        "  'uri': '/artist/5145389-Nirvana-14'},\n",
 320        " {'id': 3465490,\n",
 321        "  'resource_url': 'https://api.discogs.com/artists/3465490',\n",
 322        "  'thumb': 'https://api-img.discogs.com/-oS5YYSnPEdE5qT4sh1_jyY2h_s=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-3465490-1379316060-1118.jpeg.jpg',\n",
 323        "  'title': 'Approaching Nirvana',\n",
 324        "  'type': 'artist',\n",
 325        "  'uri': '/artist/3465490-Approaching-Nirvana'},\n",
 326        " {'id': 5047262,\n",
 327        "  'resource_url': 'https://api.discogs.com/artists/5047262',\n",
 328        "  'thumb': '',\n",
 329        "  'title': 'Nirvana Kelly',\n",
 330        "  'type': 'artist',\n",
 331        "  'uri': '/artist/5047262-Nirvana-Kelly'},\n",
 332        " {'id': 1907189,\n",
 333        "  'resource_url': 'https://api.discogs.com/artists/1907189',\n",
 334        "  'thumb': '',\n",
 335        "  'title': 'Paulette \"Nirvana\" Buckley',\n",
 336        "  'type': 'artist',\n",
 337        "  'uri': '/artist/1907189-Paulette-Nirvana-Buckley'},\n",
 338        " {'id': 1286267,\n",
 339        "  'resource_url': 'https://api.discogs.com/artists/1286267',\n",
 340        "  'thumb': '',\n",
 341        "  'title': 'The Nirvana',\n",
 342        "  'type': 'artist',\n",
 343        "  'uri': '/artist/1286267-The-Nirvana'},\n",
 344        " {'id': 2888206,\n",
 345        "  'resource_url': 'https://api.discogs.com/artists/2888206',\n",
 346        "  'thumb': '',\n",
 347        "  'title': 'Nada Nirvana',\n",
 348        "  'type': 'artist',\n",
 349        "  'uri': '/artist/2888206-Nada-Nirvana'},\n",
 350        " {'id': 1459803,\n",
 351        "  'resource_url': 'https://api.discogs.com/artists/1459803',\n",
 352        "  'thumb': 'https://api-img.discogs.com/HW8koSJDiyjCmFZHsTSBpbIiD2A=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-1459803-1420753729-4099.jpeg.jpg',\n",
 353        "  'title': 'Nirvana Savoury',\n",
 354        "  'type': 'artist',\n",
 355        "  'uri': '/artist/1459803-Nirvana-Savoury'},\n",
 356        " {'id': 4809078,\n",
 357        "  'resource_url': 'https://api.discogs.com/artists/4809078',\n",
 358        "  'thumb': '',\n",
 359        "  'title': 'The Nirvana Ensemble',\n",
 360        "  'type': 'artist',\n",
 361        "  'uri': '/artist/4809078-The-Nirvana-Ensemble'},\n",
 362        " {'id': 501548,\n",
 363        "  'resource_url': 'https://api.discogs.com/artists/501548',\n",
 364        "  'thumb': '',\n",
 365        "  'title': 'Nirvana 1 Way',\n",
 366        "  'type': 'artist',\n",
 367        "  'uri': '/artist/501548-Nirvana-1-Way'},\n",
 368        " {'id': 2100392,\n",
 369        "  'resource_url': 'https://api.discogs.com/artists/2100392',\n",
 370        "  'thumb': '',\n",
 371        "  'title': 'Last Casino In Nirvana',\n",
 372        "  'type': 'artist',\n",
 373        "  'uri': '/artist/2100392-Last-Casino-In-Nirvana'},\n",
 374        " {'id': 3995371,\n",
 375        "  'resource_url': 'https://api.discogs.com/artists/3995371',\n",
 376        "  'thumb': '',\n",
 377        "  'title': 'Nirvana (12)',\n",
 378        "  'type': 'artist',\n",
 379        "  'uri': '/artist/3995371-Nirvana-12'},\n",
 380        " {'id': 2728399,\n",
 381        "  'resource_url': 'https://api.discogs.com/artists/2728399',\n",
 382        "  'thumb': '',\n",
 383        "  'title': 'The Nirvana (2)',\n",
 384        "  'type': 'artist',\n",
 385        "  'uri': '/artist/2728399-The-Nirvana-2'},\n",
 386        " {'id': 3105291,\n",
 387        "  'resource_url': 'https://api.discogs.com/artists/3105291',\n",
 388        "  'thumb': 'https://api-img.discogs.com/uGA8CJEGkje1yNUt7kwEIDF1TBQ=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-3105291-1358422778-8324.jpeg.jpg',\n",
 389        "  'title': 'Nirvana (11)',\n",
 390        "  'type': 'artist',\n",
 391        "  'uri': '/artist/3105291-Nirvana-11'},\n",
 392        " {'id': 2852124,\n",
 393        "  'resource_url': 'https://api.discogs.com/artists/2852124',\n",
 394        "  'thumb': '',\n",
 395        "  'title': 'The Nirvana Banana',\n",
 396        "  'type': 'artist',\n",
 397        "  'uri': '/artist/2852124-The-Nirvana-Banana'},\n",
 398        " {'id': 3114787,\n",
 399        "  'resource_url': 'https://api.discogs.com/artists/3114787',\n",
 400        "  'thumb': '',\n",
 401        "  'title': 'Nirvana Pan Jali',\n",
 402        "  'type': 'artist',\n",
 403        "  'uri': '/artist/3114787-Nirvana-Pan-Jali'},\n",
 404        " {'id': 3574712,\n",
 405        "  'resource_url': 'https://api.discogs.com/artists/3574712',\n",
 406        "  'thumb': '',\n",
 407        "  'title': 'Ricky Nirvana',\n",
 408        "  'type': 'artist',\n",
 409        "  'uri': '/artist/3574712-Ricky-Nirvana'},\n",
 410        " {'id': 1285360,\n",
 411        "  'resource_url': 'https://api.discogs.com/artists/1285360',\n",
 412        "  'thumb': '',\n",
 413        "  'title': 'Nirvana Banana',\n",
 414        "  'type': 'artist',\n",
 415        "  'uri': '/artist/1285360-Nirvana-Banana'},\n",
 416        " {'id': 2966881,\n",
 417        "  'resource_url': 'https://api.discogs.com/artists/2966881',\n",
 418        "  'thumb': '',\n",
 419        "  'title': 'Weed Nirvana',\n",
 420        "  'type': 'artist',\n",
 421        "  'uri': '/artist/2966881-Weed-Nirvana'},\n",
 422        " {'id': 4562747,\n",
 423        "  'resource_url': 'https://api.discogs.com/artists/4562747',\n",
 424        "  'thumb': '',\n",
 425        "  'title': \"Grass  (The Real '60s UK Nirvana)\",\n",
 426        "  'type': 'artist',\n",
 427        "  'uri': '/artist/4562747-Grass-The-Real-60s-UK-Nirvana'},\n",
 428        " {'id': 3758745,\n",
 429        "  'resource_url': 'https://api.discogs.com/artists/3758745',\n",
 430        "  'thumb': '',\n",
 431        "  'title': 'Nihil Nirvana',\n",
 432        "  'type': 'artist',\n",
 433        "  'uri': '/artist/3758745-Nihil-Nirvana'},\n",
 434        " {'id': 4143675,\n",
 435        "  'resource_url': 'https://api.discogs.com/artists/4143675',\n",
 436        "  'thumb': 'https://api-img.discogs.com/3rc6erC0JTTNXR05sF9T7eF60Qc=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-4143675-1486326311-8056.jpeg.jpg',\n",
 437        "  'title': 'Nirvanass',\n",
 438        "  'type': 'artist',\n",
 439        "  'uri': '/artist/4143675-Nirvanass'},\n",
 440        " {'id': 5375335,\n",
 441        "  'resource_url': 'https://api.discogs.com/artists/5375335',\n",
 442        "  'thumb': '',\n",
 443        "  'title': 'Nirvana Heire',\n",
 444        "  'type': 'artist',\n",
 445        "  'uri': '/artist/5375335-Nirvana-Heire'},\n",
 446        " {'id': 3221382,\n",
 447        "  'resource_url': 'https://api.discogs.com/artists/3221382',\n",
 448        "  'thumb': '',\n",
 449        "  'title': 'Nirvana Groove',\n",
 450        "  'type': 'artist',\n",
 451        "  'uri': '/artist/3221382-Nirvana-Groove'},\n",
 452        " {'id': 3875208,\n",
 453        "  'resource_url': 'https://api.discogs.com/artists/3875208',\n",
 454        "  'thumb': '',\n",
 455        "  'title': 'Nirvana Lucie',\n",
 456        "  'type': 'artist',\n",
 457        "  'uri': '/artist/3875208-Nirvana-Lucie'},\n",
 458        " {'id': 2337392,\n",
 459        "  'resource_url': 'https://api.discogs.com/artists/2337392',\n",
 460        "  'thumb': '',\n",
 461        "  'title': 'Nirvana Curve',\n",
 462        "  'type': 'artist',\n",
 463        "  'uri': '/artist/2337392-Nirvana-Curve'},\n",
 464        " {'id': 3801487,\n",
 465        "  'resource_url': 'https://api.discogs.com/artists/3801487',\n",
 466        "  'thumb': '',\n",
 467        "  'title': 'Nirvana Gherbaz Duraković',\n",
 468        "  'type': 'artist',\n",
 469        "  'uri': '/artist/3801487-Nirvana-Gherbaz-Duraković'},\n",
 470        " {'id': 3189817,\n",
 471        "  'resource_url': 'https://api.discogs.com/artists/3189817',\n",
 472        "  'thumb': '',\n",
 473        "  'title': 'Takis Nirvanas And The 4 Chambers',\n",
 474        "  'type': 'artist',\n",
 475        "  'uri': '/artist/3189817-Takis-Nirvanas-And-The-4-Chambers'},\n",
 476        " {'id': 5305718,\n",
 477        "  'resource_url': 'https://api.discogs.com/artists/5305718',\n",
 478        "  'thumb': '',\n",
 479        "  'title': 'Nirvana Teen Spirit',\n",
 480        "  'type': 'artist',\n",
 481        "  'uri': '/artist/5305718-Nirvana-Teen-Spirit'},\n",
 482        " {'id': 5515837,\n",
 483        "  'resource_url': 'https://api.discogs.com/artists/5515837',\n",
 484        "  'thumb': 'https://api-img.discogs.com/images/warning.png',\n",
 485        "  'title': 'Bon Jovi, Nirvana, Michael Jackson, INXS, ZZTOP, Extreme, Boston, Garth Brooks, Midnight Oil, Huey Lewis & The News',\n",
 486        "  'type': 'artist',\n",
 487        "  'uri': '/artist/5515837-Bon-Jovi-Nirvana-Michael-Jackson-INXS-ZZTOP-Extreme-Boston-Garth-Brooks-Midnight-Oil-Huey-Lewis-The-News'}]"
 488       ]
 489      },
 490      "execution_count": 47,
 491      "metadata": {},
 492      "output_type": "execute_result"
 493     }
 494    ],
 495    "source": [
 496     "[n for n in nivs if 'Nirvana' in n['title']]"
 497    ]
 498   },
 499   {
 500    "cell_type": "code",
 501    "execution_count": 48,
 502    "metadata": {
 503     "collapsed": false
 504    },
 505    "outputs": [
 506     {
 507      "data": {
 508       "text/plain": [
 509        "647"
 510       ]
 511      },
 512      "execution_count": 48,
 513      "metadata": {},
 514      "output_type": "execute_result"
 515     }
 516    ],
 517    "source": [
 518     "tbs = get_artist('The Beatles')\n",
 519     "len(tbs)"
 520    ]
 521   },
 522   {
 523    "cell_type": "code",
 524    "execution_count": 56,
 525    "metadata": {
 526     "collapsed": false
 527    },
 528    "outputs": [
 529     {
 530      "data": {
 531       "text/plain": [
 532        "3"
 533       ]
 534      },
 535      "execution_count": 56,
 536      "metadata": {},
 537      "output_type": "execute_result"
 538     }
 539    ],
 540    "source": [
 541     "atbs = [a for a in tbs if re.match('^The Beatles(\\s\\(\\d+\\))?$', a['title'])]\n",
 542     "len(atbs)"
 543    ]
 544   },
 545   {
 546    "cell_type": "code",
 547    "execution_count": 57,
 548    "metadata": {
 549     "collapsed": false
 550    },
 551    "outputs": [
 552     {
 553      "data": {
 554       "text/plain": [
 555        "[{'id': 82730,\n",
 556        "  'resource_url': 'https://api.discogs.com/artists/82730',\n",
 557        "  'thumb': 'https://api-img.discogs.com/v1NIz7CyzwLHJsnSGIjg6sCL5FI=/150x150/smart/filters:strip_icc():format(jpeg):mode_rgb():quality(40)/discogs-images/A-82730-1449581547-9306.jpeg.jpg',\n",
 558        "  'title': 'The Beatles',\n",
 559        "  'type': 'artist',\n",
 560        "  'uri': '/artist/82730-The-Beatles'},\n",
 561        " {'id': 2517607,\n",
 562        "  'resource_url': 'https://api.discogs.com/artists/2517607',\n",
 563        "  'thumb': '',\n",
 564        "  'title': 'The Beatles (2)',\n",
 565        "  'type': 'artist',\n",
 566        "  'uri': '/artist/2517607-The-Beatles-2'},\n",
 567        " {'id': 4290435,\n",
 568        "  'resource_url': 'https://api.discogs.com/artists/4290435',\n",
 569        "  'thumb': '',\n",
 570        "  'title': 'The Beatles (3)',\n",
 571        "  'type': 'artist',\n",
 572        "  'uri': '/artist/4290435-The-Beatles-3'}]"
 573       ]
 574      },
 575      "execution_count": 57,
 576      "metadata": {},
 577      "output_type": "execute_result"
 578     }
 579    ],
 580    "source": [
 581     "atbs"
 582    ]
 583   },
 584   {
 585    "cell_type": "code",
 586    "execution_count": null,
 587    "metadata": {
 588     "collapsed": true
 589    },
 590    "outputs": [],
 591    "source": []
 592   }
 593  ],
 594  "metadata": {
 595   "kernelspec": {
 596    "display_name": "Python 3",
 597    "language": "python",
 598    "name": "python3"
 599   },
 600   "language_info": {
 601    "codemirror_mode": {
 602     "name": "ipython",
 603     "version": 3
 604    },
 605    "file_extension": ".py",
 606    "mimetype": "text/x-python",
 607    "name": "python",
 608    "nbconvert_exporter": "python",
 609    "pygments_lexer": "ipython3",
 610    "version": "3.5.2+"
 611   }
 612  },
 613  "nbformat": 4,
 614  "nbformat_minor": 0
 615 }