{
 "cells": [
  {
   "cell_type": "markdown",
   "id": "advanced-touch",
   "metadata": {},
   "source": [
    "# Python Notebook with No Language Specified\n",
    "\n",
    "This Notebook contains various environment variables but will fail to parse because no language is given and no parser variable can be assigned."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "regional-indie",
   "metadata": {},
   "outputs": [],
   "source": [
    "import os\n",
    "\n",
    "os.getenv(\"VAR1\")\n",
    "os.environ[\"VAR2\"]\n",
    "os.environ.get(\"VAR3\")\n",
    "\n",
    "print(os.environ[\"VAR4\"])\n",
    "print(os.getenv(\"VAR5\", 'localhost'))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "completed-timothy",
   "metadata": {},
   "outputs": [],
   "source": [
    "os.environ[\"VAR6\"] = \"value6\"\n",
    "print(os.environ.get(\"VAR7\", 'value7'))\n",
    "\n",
    "os.environ[\"VAR1\"] = \"newvalue\""
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "none",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.9.1"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}