code:

from plexapi.server import PlexServer
import subprocess
import re
import configparser

def check_youtube_link(link: str) -> bool:
    if(re.search("youtu", link)):
        return True
    else:
        return False

def download_video(cmd: list) -> bool:
    process = subprocess.Popen(
        cmd,
        stdout=subprocess.PIPE, 
        stderr=subprocess.PIPE)
    stdout, stderr = process.communicate()
    print(stdout.decode('utf-8'))
    print(stderr.decode('utf-8'))

    return True

config = configparser.ConfigParser()
config.read('/home/pi/youtuber/config.ini')
baseurl = config['PLEX_SERVER']['plex_url']
token = config['PLEX_SERVER']['plex_token']
plex = PlexServer(baseurl, token)

library_contents = plex.library.section('Internett').all()
plex_videos = []
for video in library_contents:
    plex_videos.append(video.title)

with open("/home/pi/youtuber/videos.txt") as video_file:
    videos = video_file.readlines()

for url in videos:
    downloader_name = 'yt-dlp'
    output_location = '/srv/media/internet/'
    output_format = '%(channel)s_%(upload_date)s_%(title)s.%(ext)s'
    video_format = 'b[height<=720]'

    if check_youtube_link(url):
        cmd = [downloader_name, 
            '-P', output_location, 
            '-o', output_format, 
            '-f', video_format,
            "--sponsorblock-remove", "all,-filler",
            "--restrict-filenames",
            "--verbose",
            url]
        download_video(cmd)


plex.library.section('Internett').update()