{
 "metadata": {
  "name": "",
  "signature": "sha256:576842385a8db766a7dd158b6bf837c2e7ee16dd3fc6409d40e92cc57bfaacb3"
 },
 "nbformat": 3,
 "nbformat_minor": 0,
 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "import string\n",
      "import collections"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 1
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "letter_counts = collections.Counter(l.lower() for l in open('sherlock-holmes.txt').read() if l in string.ascii_letters)\n",
      "letter_counts"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 4,
       "text": [
        "Counter({'e': 53111, 't': 38981, 'a': 35137, 'o': 33512, 'i': 30140, 'h': 29047, 'n': 28682, 's': 27194, 'r': 24508, 'd': 18563, 'l': 17145, 'u': 13116, 'm': 11787, 'w': 11266, 'c': 10499, 'y': 9431, 'f': 8975, 'g': 7887, 'p': 6835, 'b': 6362, 'v': 4452, 'k': 3543, 'x': 549, 'j': 452, 'q': 426, 'z': 149})"
       ]
      }
     ],
     "prompt_number": 4
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "letters_in_order = [p[0] for p in letter_counts.most_common()]\n",
      "letters_in_order"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 9,
       "text": [
        "['e',\n",
        " 't',\n",
        " 'a',\n",
        " 'o',\n",
        " 'i',\n",
        " 'h',\n",
        " 'n',\n",
        " 's',\n",
        " 'r',\n",
        " 'd',\n",
        " 'l',\n",
        " 'u',\n",
        " 'm',\n",
        " 'w',\n",
        " 'c',\n",
        " 'y',\n",
        " 'f',\n",
        " 'g',\n",
        " 'p',\n",
        " 'b',\n",
        " 'v',\n",
        " 'k',\n",
        " 'x',\n",
        " 'j',\n",
        " 'q',\n",
        " 'z']"
       ]
      }
     ],
     "prompt_number": 9
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "def read_game():\n",
      "    discovered = input('Enter the discovered word: ')\n",
      "    missed = input('Enter the wrong guesses: ')\n",
      "    guessed_letters = [l.lower() for l in discovered + missed if l in string.ascii_letters]\n",
      "    unguessed_letters_in_order = ordered_subtract(letters_in_order, guessed_letters)\n",
      "    print('My guess is:', unguessed_letters_in_order[0])"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 10
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "def ordered_subtract(ordered_list, to_remove):\n",
      "    for r in to_remove:\n",
      "        if r in ordered_list:\n",
      "            ordered_list.remove(r)\n",
      "    return ordered"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [],
     "prompt_number": 13
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "letters_in_order"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "metadata": {},
       "output_type": "pyout",
       "prompt_number": 12,
       "text": [
        "['e',\n",
        " 't',\n",
        " 'a',\n",
        " 'o',\n",
        " 'i',\n",
        " 'h',\n",
        " 'n',\n",
        " 's',\n",
        " 'r',\n",
        " 'd',\n",
        " 'l',\n",
        " 'u',\n",
        " 'm',\n",
        " 'w',\n",
        " 'c',\n",
        " 'y',\n",
        " 'f',\n",
        " 'g',\n",
        " 'p',\n",
        " 'b',\n",
        " 'v',\n",
        " 'k',\n",
        " 'x',\n",
        " 'j',\n",
        " 'q',\n",
        " 'z']"
       ]
      }
     ],
     "prompt_number": 12
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "ordered_subtract(letters_in_order, ['etaoin'])"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}