2018 practice challenge 1

[cipher-tools.git] / Untitled.ipynb

diff --git a/Untitled.ipynb b/Untitled.ipynb
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+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from support.utilities import *\n",
+    "from support.language_models import *\n",
+    "from support.norms import *\n",
+    "from cipher.keyword_cipher import *"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def keyword_encipher_p(message, keyword, wrap_alphabet=KeywordWrapAlphabet.from_a):\n",
+    "    cipher_alphabet = keyword_cipher_alphabet_of(keyword, wrap_alphabet)\n",
+    "    cipher_translation = {p: c for p, c in zip(string.ascii_lowercase, cipher_alphabet)}\n",
+    "    return cat(keyword_encipher_letter(letter, cipher_translation) for letter in message)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def keyword_decipher_p(message, keyword, wrap_alphabet=KeywordWrapAlphabet.from_a):\n",
+    "    cipher_alphabet = keyword_cipher_alphabet_of(keyword, wrap_alphabet)\n",
+    "    plaintext_translation = {c: p for p, c in zip(string.ascii_lowercase, cipher_alphabet)}\n",
+    "    return cat(keyword_encipher_letter(letter, plaintext_translation) for letter in message)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def keyword_encipher_letter(letter, cipher_translation):\n",
+    "    if letter in cipher_translation:\n",
+    "        return cipher_translation[letter]\n",
+    "    else:\n",
+    "        return letter"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'qopq hoppkdo'"
+      ]
+     },
+     "execution_count": 5,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "keyword_encipher('test message', 'keyword')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'qopq hoppkdo'"
+      ]
+     },
+     "execution_count": 9,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "keyword_encipher_p('test message', 'keyword')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "'test message'"
+      ]
+     },
+     "execution_count": 10,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "keyword_decipher_p('qopq hoppkdo', 'keyword')"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.4.5"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}