test_notebooks.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "import os\n",
    "import subprocess\n",
    "import tempfile\n",
    "\n",
    "import nbformat\n",
    "\n",
    "def notebook_run(path):\n",
    "    \"\"\"Execute a notebook via nbconvert and collect output.\n",
    "       :returns (parsed nb object, execution errors)\n",
    "    \"\"\"\n",
    "\n",
    "    with tempfile.NamedTemporaryFile(suffix=\".ipynb\") as fout:\n",
    "        args = [\"jupyter\", \"nbconvert\", \"--to\", \"notebook\", \"--execute\",\n",
    "          \"--ExecutePreprocessor.timeout=60\",\n",
    "          \"--output\", fout.name, path]\n",
    "        subprocess.check_call(args)\n",
    "\n",
    "        fout.seek(0)\n",
    "        nb = nbformat.read(fout.name, nbformat.current_nbformat)\n",
    "\n",
    "    errors = [output for cell in nb.cells if \"outputs\" in cell\n",
    "                     for output in cell[\"outputs\"]\\\n",
    "                     if output.output_type == \"error\"]\n",
    "\n",
    "    return nb, errors"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "from os import listdir\n",
    "from os.path import isfile, join, isdir\n",
    "\n",
    "def test_notebooks(path):\n",
    "    \n",
    "    notebooks = [f for f in listdir(path) if isfile(join(path, f)) and f.endswith('.ipynb')]\n",
    "    directories = [f for f in listdir(path) if isdir(join(path, f))]\n",
    "    \n",
    "    for notebook in sorted(notebooks):\n",
    "        print(notebook)\n",
    "        nb, errors = notebook_run(join(path, notebook))\n",
    "        assert errors == []\n",
    "    \n",
    "    for directory in sorted(directories):\n",
    "        print(directory)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "A-Introduction_to_iPython_Notebooks.ipynb\n"
     ]
    },
    {
     "ename": "CalledProcessError",
     "evalue": "Command '['jupyter', 'nbconvert', '--to', 'notebook', '--execute', '--ExecutePreprocessor.timeout=60', '--output', '/tmp/tmpiy8tr2a2.ipynb', '01-Introduction_to_Python/A-Introduction_to_iPython_Notebooks.ipynb']' returned non-zero exit status 1.",
     "output_type": "error",
     "traceback": [
      "\u001b[0;31m---------------------------------------------------------------------------\u001b[0m",
      "\u001b[0;31mCalledProcessError\u001b[0m                        Traceback (most recent call last)",
      "\u001b[0;32m<ipython-input-3-19e1f70957ae>\u001b[0m in \u001b[0;36m<module>\u001b[0;34m\u001b[0m\n\u001b[0;32m----> 1\u001b[0;31m \u001b[0mtest_notebooks\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;34m'01-Introduction_to_Python'\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m",
      "\u001b[0;32m<ipython-input-2-7208f5080b39>\u001b[0m in \u001b[0;36mtest_notebooks\u001b[0;34m(path)\u001b[0m\n\u001b[1;32m      9\u001b[0m     \u001b[0;32mfor\u001b[0m \u001b[0mnotebook\u001b[0m \u001b[0;32min\u001b[0m \u001b[0msorted\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mnotebooks\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     10\u001b[0m         \u001b[0mprint\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mnotebook\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m---> 11\u001b[0;31m         \u001b[0mnb\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0merrors\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mnotebook_run\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mjoin\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mpath\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mnotebook\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m     12\u001b[0m         \u001b[0;32massert\u001b[0m \u001b[0merrors\u001b[0m \u001b[0;34m==\u001b[0m \u001b[0;34m[\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     13\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m<ipython-input-1-c5c5db1245c8>\u001b[0m in \u001b[0;36mnotebook_run\u001b[0;34m(path)\u001b[0m\n\u001b[1;32m     14\u001b[0m           \u001b[0;34m\"--ExecutePreprocessor.timeout=60\"\u001b[0m\u001b[0;34m,\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     15\u001b[0m           \"--output\", fout.name, path]\n\u001b[0;32m---> 16\u001b[0;31m         \u001b[0msubprocess\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mcheck_call\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0margs\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m     17\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m     18\u001b[0m         \u001b[0mfout\u001b[0m\u001b[0;34m.\u001b[0m\u001b[0mseek\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;32m/usr/lib/python3.6/subprocess.py\u001b[0m in \u001b[0;36mcheck_call\u001b[0;34m(*popenargs, **kwargs)\u001b[0m\n\u001b[1;32m    289\u001b[0m         \u001b[0;32mif\u001b[0m \u001b[0mcmd\u001b[0m \u001b[0;32mis\u001b[0m \u001b[0;32mNone\u001b[0m\u001b[0;34m:\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    290\u001b[0m             \u001b[0mcmd\u001b[0m \u001b[0;34m=\u001b[0m \u001b[0mpopenargs\u001b[0m\u001b[0;34m[\u001b[0m\u001b[0;36m0\u001b[0m\u001b[0;34m]\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0;32m--> 291\u001b[0;31m         \u001b[0;32mraise\u001b[0m \u001b[0mCalledProcessError\u001b[0m\u001b[0;34m(\u001b[0m\u001b[0mretcode\u001b[0m\u001b[0;34m,\u001b[0m \u001b[0mcmd\u001b[0m\u001b[0;34m)\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[0m\u001b[1;32m    292\u001b[0m     \u001b[0;32mreturn\u001b[0m \u001b[0;36m0\u001b[0m\u001b[0;34m\u001b[0m\u001b[0m\n\u001b[1;32m    293\u001b[0m \u001b[0;34m\u001b[0m\u001b[0m\n",
      "\u001b[0;31mCalledProcessError\u001b[0m: Command '['jupyter', 'nbconvert', '--to', 'notebook', '--execute', '--ExecutePreprocessor.timeout=60', '--output', '/tmp/tmpiy8tr2a2.ipynb', '01-Introduction_to_Python/A-Introduction_to_iPython_Notebooks.ipynb']' returned non-zero exit status 1."
     ]
    }
   ],
   "source": [
    "test_notebooks('01-Introduction_to_Python')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "D-MySQL_and_Python.ipynb\n"
     ]
    }
   ],
   "source": [
    "test_notebooks('02-SQL')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
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  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
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  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
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   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.6.6"
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 },
 "nbformat": 4,
 "nbformat_minor": 2
}