Week-02-04-Functions and Modules

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   "cells": [
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "# Slide 5\n",
      "# Execute this cell first to place these two functions into the namespace\n",
      "# You can now run the next three cells\n",
      "def names():\n",
      "    name = raw_input(\"Please enter your name: \")\n",
      "    print \"Hello \", name\n",
      "    \n",
      "def myadd(firstarg, secondarg):\n",
      "    try:\n",
      "        mysum = firstarg + secondarg\n",
      "        print 'The sum is ', mysum\n",
      "    except:\n",
      "        print 'Bad input'"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "names()"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "myadd(5,6)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "myadd(5, \"hi\")"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "# Slide 10\n",
      "# ****** do this in spyder *********\n",
      "# Create a NEW file and save the following in myfirstmods.py\n",
      "def myadd(a,b):\n",
      "    try:\n",
      "        return a+b\n",
      "    except:\n",
      "        return 0\n",
      "        \n",
      "def mysub(a,b):\n",
      "    try:\n",
      "        return a-b\n",
      "    except:\n",
      "        return 0\n",
      "    \n",
      "# Now create ANOTHER file and save the following in mycaller.py in the same folder as the previous file\n",
      "# When you run this file, you import the two functions that you created previously into your namespace\n",
      "# and then call them\n",
      "import myfirstmod\n",
      "a = 4\n",
      "b = 16\n",
      "\n",
      "c = myfirstmod.myadd(a,b)\n",
      "print 'I called the add function --> ', c\n",
      "\n",
      "print 'I called the subtract function --> ', myfirstmod.mysub(a,b)    "
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
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