{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# one `warning`, shows active line token highlighting\n",
    "from itertools import  (accumulate, chain); accumulate\n",
    "\n",
    "# one `error`\n",
    "XXXXXXXXXX"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# one `warning`, shows active line token highlighting\n",
    "from itertools import  (accumulate, chain); accumulate\n",
    "\n",
    "# one `error`\n",
    "XXXXXXXXXX"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "%%R\n",
    "# one `information`\n",
    "test                 "
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "%%markdown\n",
    "# Foo\n",
    "# Foo\n",
    "above, one `hint`"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "%%javascript\n",
    "/**\n",
    " * @deprecated\n",
    " */\n",
    "function oldFunc(test) { \n",
    "    return;\n",
    "    let x = 1;\n",
    "}\n",
    "oldFunc"
   ]
  }
 ],
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   "language": "python",
   "name": "python3"
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   "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": "3.7.9"
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 "nbformat": 4,
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