Proof of Concept to execute Playwright code cell by cell in a Jupyter Notebook, which speeds up development of new and especially existing scenarios exponentially

jupyter_poc_playwright.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {},
   "outputs": [],
   "source": [
    "%load_ext autoreload\n",
    "%autoreload 2"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "metadata": {},
   "outputs": [],
   "source": [
    "# %pip install -q playwright\n",
    "# !playwright install"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "metadata": {},
   "outputs": [],
   "source": [
    "# from playwright.sync_api import sync_playwright #NOT working in Jupyter notebooks"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "metadata": {},
   "outputs": [],
   "source": [
    "import asyncio\n",
    "from playwright.async_api import async_playwright"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Typical production code for playwright"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "async def test_in_gr_website():\n",
    "    async with async_playwright() as pp:\n",
    "        # Launch the browser\n",
    "        browser = await pp.chromium.launch(headless=False)\n",
    "        page = await browser.new_page()\n",
    "\n",
    "        # Navigate to the website\n",
    "        await page.goto(\"https://www.in.gr/\")\n",
    "\n",
    "        # Get the content of the body tag\n",
    "        body_content = await page.inner_text(\"body\")\n",
    "\n",
    "        # Assert that the body is not empty\n",
    "        assert body_content, \"The body of the webpage is empty.\"\n",
    "\n",
    "        # Close the browser\n",
    "        await browser.close()"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Step by step, cell by cell, to develop with ease"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 18,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<Response url='https://www.in.gr/' request=<Request url='https://www.in.gr/' method='GET'>>"
      ]
     },
     "execution_count": 18,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "playwright = await async_playwright().start()\n",
    "browser = await playwright.chromium.launch(headless=False)\n",
    "page = await browser.new_page()\n",
    "await page.goto(\"https://www.in.gr/\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 20,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "38001"
      ]
     },
     "execution_count": 20,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "body_content = await page.inner_text(\"body\")\n",
    "len(body_content)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 21,
   "metadata": {},
   "outputs": [],
   "source": [
    "# do an assertion\n",
    "assert len(body_content) > 0, \"The body of the webpage is empty\""
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 22,
   "metadata": {},
   "outputs": [],
   "source": [
    "# Close the browser and Playwright\n",
    "await browser.close()\n",
    "await playwright.stop()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "whatenv",
   "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": "3.10.13"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}