Youtube Heatmap in Python

ytHeatmap.py

import json
import asyncio

from pyppeteer import launch

async def get_html(url):
    browser = await launch()
    page = await browser.newPage()
    await page.goto(url)
    html = await page.content()
    await page.close()
    await browser.close()
    return html

async def get_yt_initial_data(html):
    yt_duty_data = html.split('">var ytInitialData = ', 3)
    yt_initial_data = json.loads(yt_duty_data[1].split(";</script>", 2)[0])
    with open("assets/ytInitialData.json", "w") as file:
        json.dump(yt_initial_data, file, indent=4)
    return yt_initial_data

async def get_json_from_html(url):
    html = await get_html(url)
    return await get_yt_initial_data(html)

async def getHeatMap(url):
  try:
    ytInitialData = await get_json_from_html(url)
    markerMap = ytInitialData["playerOverlays"]["playerOverlayRenderer"]["decoratedPlayerBarRenderer"]["decoratedPlayerBarRenderer"]["playerBar"]["multiMarkersPlayerBarRenderer"]["markersMap"].pop()
    mostReplayed = markerMap["value"]["heatmap"]["heatmapRenderer"]["heatMarkers"]
    return mostReplayed
  except Exception as error:
    print("I am sorry, I could not find the data \n", error)

videoUrl = "https://www.youtube.com/watch?v=95PnFRjh-IE"

test = asyncio.run(getHeatMap(videoUrl))
print(test)