emacs-ipython-notebook/The Emacs IPython Notebook.ipynb

{
 "cells": [
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   },
   "source": [
    "# The Emacs IPython Notebook\n",
    "### JupyterCon 2018\n",
    "\n",
    "John Miller ([email](millejoh@mac.com) / [github](https://github.com/millejoh/) / [linkedin](www.linkedin.com/in/john-miller-3720a811\n",
    ")) ![The Mascot](_images/ein_logo.jpg)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# The Plan"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Thanks\n",
    "- About me\n",
    "- Introducing EIN\n",
    "- About Emacs\n",
    "- A Short History\n",
    "- Feature dive\n",
    "- What's next\n",
    "- Demo?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# Disclaimer"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- This work is not sponsored by my employer (Honeywell UOP)\n",
    "- I am not representing my employer (today)\n",
    "- UOP does some cools things, find me later if you want to learn more!"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# Thanks!"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "fragment"
    }
   },
   "source": [
    "- Takafumi Arakami ([@tkf](https://github.com/tkf))\n",
    "\n",
    " - EIN does not exist without tkf"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "fragment"
    }
   },
   "source": [
    "- Fernando and the rest at Jupyter\n",
    "- O'Reilly - Andre Morrow in particular!\n",
    "- D.E. Shaw - supporting some work back in 2016-2017.\n",
    "- My kind, patient crew of Github ein [stargazers](https://github.com/millejoh/emacs-ipython-notebook/stargazers) (all 660 of you!)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "# About John"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- 1997: BS Chemical Engineering / Computer Science from CSU\n",
    "- Since then: [Honeywell UOP](https://www.uop.com)\n",
    "- Emacser since college (??)\n",
    "- Irregular Pythoner since 1998 (Zope to Pandas!)\n",
    "- EIN Maintainer since 2014/2015-ish (commit [20a7250](https://github.com/millejoh/emacs-ipython-notebook/commit/20a725012b6c8ffe9173fcfc8808dfb46fbb1824))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# Introducing EIN"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- A full-featured client for the Jupyter Notebook in the venerable Emacs editor\n",
    "- Tries to be a bit like [SLIME](https://common-lisp.net/project/slime/)\n",
    "- Work on emacs 24.5+ (but 25+ is best)\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "## Features\n",
    " - Written almost completely in elisp!\n",
    " - IDE features (syntax highlighting, jump to source, auto-completeion, popup help, help browser, etc.)\n",
    " - Integration with pdb via comint\n",
    " - Integration with [org-mode](https://orgmode.org/)\n",
    " - Works with non-python kernels!\n",
    " - Connect python buffers to running kernels."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# About Emacs"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "The programmable programming editor.\n",
    "40 years of history.\n",
    "![real programmers](real_programmers.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "## Why do I use Emacs?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "![Crazy emacs](_images/emacs.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "- Lisp Machine's scrapier cousin from the wrong side of town\n",
    "- See Josh Stella's excellent blog posts ([#1](https://blog.fugue.co/2015-11-11-guide-to-emacs.html) and [#2](https://blog.fugue.co/2018-08-09-two-years-with-emacs-as-a-cto.html))\n",
    "- Focus without distraction\n",
    "- Not a black box with a shiny interface\n",
    "- Almost complete control over your editing environment\n",
    "- It's a tool building tool"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "# The Great Editor/IDE Wars"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "Let's not, actually. Brothers and sisters, read [More than Words](http://www.nhplace.com/kent/PS/Lambda.html).\n",
    "\n",
    "> In essence, I'll suggest that Lisp is a social phenomenon, akin to a\n",
    "> political party, and that what unifies Lisp are the people who are its\n",
    "> leaders, and the ways in which they respond (or fail to respond) to the needs\n",
    "> of that community. --- Kent Pitman"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "notes"
    }
   },
   "source": [
    "More than one political party is good! Diverse ideas are good! Extremism - not\n",
    "so good.\n",
    "\n",
    "The secret to peace - holding opposing thoughts in our heads?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# A Brief History of EIN"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "fragment"
    }
   },
   "source": [
    "![Timeline](_images/Timeline.png)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "- Created by [tkf](https://github.com/tkf) in 2012\n",
    "- First alternate client for IPython\n",
    "- tkf's last commit is on 17 Mar 2014 (1,795 commits later!)\n",
    "- I fork and push IPython 2.0 support on 14 April 2014\n",
    "- Supporting transition from IPython/Jupyter 1.0 -> 4.0 rough sailing!"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "# The Challenges"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Changes to the Contents API\n",
    "- Changes to communication protocol\n",
    "- Changes to the security model (I hate you _xsrf)\n",
    "- Changes to the notebook format\n",
    "- Debugging connection issues for other users\n",
    "- Legacy support (Emacs 24 vs 25, 26, 27...)\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "- Why?\n",
    " - John is agoraphobic outside of Emacs\n",
    " - John is allergic to javascript\n",
    " - EIN’s internal data structures tuned to earlier versions of notebook format\n",
    " - Behold the eldritch horrors of `ein:cell-to-nb4-json`\n",
    " - Every Emacs installation is different (advantage and disadvantage!)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "# The Joys"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- People (not just me) use it to do stuff!\n",
    "- Supportive community.\n",
    "- Solving the challenges.\n",
    "- I get to program in Lisp!"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# Feature Dive"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "## What is similar"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Visually alike, but more text-y\n",
    "- Cut, copy, past cells (even across notebooks!)\n",
    "- Inline images\n",
    "- Works with non-python kernels"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "## IDE-like Features"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Auto-completion\n",
    "- Jump to definition (local only!)\n",
    "- Popup (tooltip) help\n",
    "- Syntax highlighting (not perfect)\n",
    "- Help browser\n",
    "- Traceback view\n",
    "- Integration with ipdb"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "## Unique to Emacs?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Run jupyter from inside Emacs!\n",
    "- Execute elisp from IPython\n",
    "- Integration with org-mode\n",
    "- Support for [hy](http://hylang.org)\n",
    "- Connect python buffer to a running notebook\n",
    "- Customizable using elisp (vs javascript)\n",
    "- %whos popup (`ein:pytools-whos`)\n",
    "- Run doctests for object at point"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "## Needing some TLC"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Pandas to [SES](http://www.gnu.org/software/emacs/manual/html_node/ses/index.html)\n",
    "- Hierarchymagic (depends on [Hierarchymagic_ext](https://github.com/tkf/ipython-hierarchymagic))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "subslide"
    }
   },
   "source": [
    "## What EIN does not do"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Widgets\n",
    "- Extensions\n",
    "  - Emacs doesn't quite understand javascript.\n",
    "  - Possible with some effort (see [timestamp](https://github.com/millejoh/emacs-ipython-notebook/blob/master/lisp/ein-timestamp.el))\n",
    "  - [Skewer](https://github.com/skeeto/skewer-mode) package allows limited execution of javascript\n",
    "- Jupyterhub support exists, but is wonky"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# What's Next for EIN?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "- Don't fall behind (easier said than done)\n",
    "- More robust!\n",
    "- Better integration with external documentation\n",
    "- Seamless support for remote Jupyterhub and remote connections\n",
    "- Support widgets (this is going to be tough!)\n",
    "- Better integration with the Emacs Python ecosystem\n",
    "- A full inspector (ala SLIME)\n",
    "- And much (too much!) more...\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "source": [
    "# A Demonstration"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%pwd"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "import sys\n",
    "# Watch me autocomplete and show an informative popup!\n",
    "# Try this before executing import sys with `ein:completion-backend`\n",
    "# set to `ein:use-ac-jedi-backend`. Eat your heart out Joel Grus and\n",
    "# JupyterLab!\n",
    "sys"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "print(\"Hello World!\")"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "## Behold the glory of Python and Emacs!"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### Syntax highlighting and inline images."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%matplotlib inline\n",
    "# Open via C-c ' and check out flycheck support\n",
    "import matplotlib.pyplot as plt\n",
    "import numpy as np"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "slide"
    }
   },
   "outputs": [],
   "source": [
    "plt."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "def plotnormal():\n",
    "    return plt.plot(np.random.randn(1000), np.random.randn(1000), 'o', alpha=0.3)\n",
    "plotnormal()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### The help browser and jump to source"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "plt.plot?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### EIN combines python and ipython error handling with Emacs debugger support."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%run non_existent_file"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "x = 1\n",
    "y = 4\n",
    "z = y / (1 - x)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%run wiener_filtering.py"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%debug"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### What about org files"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "Take a looksy at [this](./org_demo.org)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### What was that about Hy?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "skip"
    }
   },
   "source": [
    "Note - due to a bug in ein hy cell types are not saved between sessions, so you\n",
    "will need to manually set the cell type of the following two cells to Hy by\n",
    "calling `ein:worksheet-change-cell-type` then typing `h`"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [
    {
     "data": {
      "text/plain": [
       "2"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "(+ 1 1)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 15,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "(setv hy-var 42)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "hy_var"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### What about Emacs Lisp?"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%run tools/emacslisp.py"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "res = EmacsLisp('(ein:dev-sys-info)')\n",
    "res"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "type(res)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "dir(res)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "### We Support Magic!"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "%load tools/emacslisp.py"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "## Check out test.py"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "digits"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "ein.tags": "worksheet-0",
    "slideshow": {
     "slide_type": "-"
    }
   },
   "source": [
    "# Don't look at me!"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "execute-time": [
     "2018-10-15T02:00:45.633797Z",
     "2018-10-15T02:00:46.999049Z"
    ],
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "import matplotlib.pyplot as plt\n",
    "import seaborn as sns\n",
    "sns.set(context='talk')\n",
    "plt.rcParams[\"figure.dpi\"] = 144\n",
    "plt.rcParams[\"figure.figsize\"] = 16, 10"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "autoscroll": false,
    "collapsed": false,
    "ein.hycell": false,
    "ein.tags": "worksheet-0",
    "execute-time": [
     "2018-10-15T03:20:48.024857Z",
     "2018-10-15T03:20:48.040723Z"
    ],
    "slideshow": {
     "slide_type": "-"
    }
   },
   "outputs": [],
   "source": [
    "digits"
   ]
  }
 ],
 "metadata": {
  "celltoolbar": "Slideshow",
  "kernelspec": {
   "display_name": "Data Science (py36)",
   "name": "datascience"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.6.6"
  },
  "name": "The Emacs IPython Notebook.ipynb",
  "rise": {
   "controls": false,
   "theme": "serif"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}