Recipe: channel monitoring

Poll a channel's newest uploads and report the ones you have not seen yet.

SyncAsync

import json
import pathlib
from ytscrape import YouTube

STATE = pathlib.Path("seen.json")
seen = set(json.loads(STATE.read_text())) if STATE.exists() else set()

with YouTube(min_interval=1.0) as yt:
    for video in yt.channel_videos("@GoogleDevelopers", max_results=30):
        if video.video_id not in seen:
            print("NEW:", video.title, video.url, video.published_at)
            seen.add(video.video_id)

STATE.write_text(json.dumps(sorted(seen)))

import asyncio
from ytscrape import AsyncYouTube

CHANNELS = ["@GoogleDevelopers", "@PythonSoftwareFoundation"]

async def latest(yt, channel):
    videos = await yt.channel_videos(channel, max_results=5)
    return [v async for v in videos]

async def main():
    async with AsyncYouTube(min_interval=0.5) as yt:
        for channel, videos in zip(CHANNELS, await asyncio.gather(*(latest(yt, c) for c in CHANNELS))):
            print(channel, [v.title for v in videos])

asyncio.run(main())

Run it from cron or a scheduled GitHub Action.