{
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "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": "3.6.8"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2,
 "cells": [
  {
   "source": [
    "# Parameters\n",
    "INPUT_DATA_PATH = INPUT_DATA_PATH or \"\"\n",
    "OUTPUT_DATA_PATH = OUTPUT_DATA_PATH or \"\""
   ],
   "cell_type": "code",
   "metadata": {},
   "execution_count": null,
   "outputs": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "tags": []
   },
   "outputs": [],
   "source": [
    "# Show the parameter values\n",
    "print('INPUT_DATA_PATH = ' + INPUT_DATA_PATH)\n",
    "print('OUTPUT_DATA_PATH = ' + OUTPUT_DATA_PATH)\n",
    "print('locals() = ' + str(locals()))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Checking the input data\n",
    "import os\n",
    "\n",
    "if INPUT_DATA_PATH:\n",
    "    if os.path.isdir(INPUT_DATA_PATH):\n",
    "        print('os.listdir(INPUT_DATA_PATH):')\n",
    "        print(os.listdir(INPUT_DATA_PATH))\n",
    "    if os.path.isfile(INPUT_DATA_PATH):\n",
    "        print('os.stat(INPUT_DATA_PATH):')\n",
    "        print(os.stat(INPUT_DATA_PATH))\n",
    "else:\n",
    "    print('INPUT_DATA_PATH is empty')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Writing some output data\n",
    "from pathlib import Path\n",
    "\n",
    "(Path(OUTPUT_DATA_PATH) / 'output.txt').write_text(\"Hello world!\")"
   ]
  }
 ]
}