{
 "metadata": {
  "name": ""
 },
 "nbformat": 3,
 "nbformat_minor": 0,
 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "%pylab inline"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "Here are some basic \u2014 and some more surprising \u2014 features of the iPython Notebook\n",
      "that has been used to build this collection of astronomy examples."
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      ">>> n = 0\n",
      ">>> for i in range(5):\n",
      "...     n += i\n",
      "... \n",
      ">>> print n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "# Exception tracebacks are attractive, detailed!\n",
      "\n",
      "plot([1, 2, 3], [4, 5, 'a'])"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "!pwd"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "!cal 1 2013"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "files = !ls /usr/bin"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "%load spectral_classification.py"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "# See examples at http://matplotlib.org/gallery.html\n",
      "\n",
      "%load http://matplotlib.org/mpl_examples/api/radar_chart.py"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "%timeit '-'.join(('abc', 'def', 'ghi'))\n",
      "%timeit '-'.join(['abc', 'def', 'ghi'])"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "from IPython.display import Image, HTML, Latex, YouTubeVideo"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "f = 'venv/lib/python2.7/site-packages/pyface/images/about.jpg'\n",
      "Image(filename=f)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "HTML('<iframe src=\"http://numpy.org/\" height=240 width=480>'\n",
      "     '</iframe>')"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "YouTubeVideo('F4rFuIb1Ie4')  # Fernando P\u00e9rez at PyConCA"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "from sympy.interactive import init_printing\n",
      "init_printing()\n",
      "\n",
      "from sympy import *\n",
      "x, y = symbols('x y')\n",
      "eq = ((x + y)**2 * (x + 1))"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "eq"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "expand(eq)"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "Latex(r'The Taylor series for $e^x$ is:'\n",
      "      r'$$\\sum_{x=0}^\\infty {x^n / n!}$$')"
     ],
     "language": "python",
     "metadata": {},
     "outputs": []
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "## XKCD Style\n",
      "\n",
      "Recently, @jakevdp decided that his example plots looked too serious,\n",
      "and wanted them to look more like hand-drawn plots in xkcd.\n",
      "\n",
      "http://jakevdp.github.com/blog/2012/10/07/xkcd-style-plots-in-matplotlib/"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}