more snippits

Author: chrisalbon

.ipynb_checkpoints/Untitled1-checkpoint.ipynb

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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:5e580f7a8413995f29709c00333c02575e8247f09ab902a29076baeb03b53eda"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "markdown",
+     "metadata": {},
+     "source": [
+      "# Test of proportion_percentage()"
+     ]
+    },
+    {
+     "cell_type": "markdown",
+     "metadata": {},
+     "source": [
+      "## Set the test data"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "percent = [10, 15, 25, 50]\n",
+      "proportion = [.10, .15, .25, .50]\n",
+      "not_percent = [25, 32, 2245, 235]\n",
+      "not_proportion = [.245, .325, 1.25, 5.425]\n",
+      "\n",
+      "data = {'percent': percent,\n",
+      "        'proportion': proportion,\n",
+      "        'not_percent': percent,\n",
+      "        'not_proportion': not_proportion}"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [],
+     "prompt_number": 33
+    },
+    {
+     "cell_type": "markdown",
+     "metadata": {},
+     "source": [
+      "## Create the function"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "def proportion_probability(values, key=None, pos=None):\n",
+      "    prob = 0\n",
+      "\n",
+      "    if sum(values) == 1 or sum(values) == 100:\n",
+      "        prob += 0.50\n",
+      "    else:\n",
+      "        return 0\n",
+      "\n",
+      "    return prob"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [],
+     "prompt_number": 34
+    },
+    {
+     "cell_type": "markdown",
+     "metadata": {},
+     "source": [
+      "## See the results"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "# Should return 0.5\n",
+      "print(proportion_probability(percent, 'percent'))\n",
+      "\n",
+      "# Should return 0.5\n",
+      "print(proportion_probability(proportion, 'proportion'))\n",
+      "\n",
+      "# Should return 0\n",
+      "print(proportion_probability(not_percent, 'not_percent'))\n",
+      "\n",
+      "# Should return 0\n",
+      "print(proportion_probability(not_proportion, 'not_proportion'))"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "0.5\n",
+        "0.5\n",
+        "0\n",
+        "0\n"
+       ]
+      }
+     ],
+     "prompt_number": 36
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}