Grab IDs

import re

def extract_video_id(url):
    patterns = [
        r'(?:v=)([0-9A-Za-z_-]{11})',
        r'(?:youtu.be/)([0-9A-Za-z_-]{11})',
        r'(?:embed/)([0-9A-Za-z_-]{11})'
    ]
    for pattern in patterns:
        match = re.search(pattern, url)
        if match:
            return match.group(1)
    return None

def process_playlist(playlist_id):
    video_ids = []
    next_page_token = None
    
    while True:
        response = youtube.playlistItems().list(
            part='contentDetails',
            playlistId=playlist_id,
            maxResults=50,
            pageToken=next_page_token
        ).execute()
        
        for item in response['items']:
            video_ids.append(item['contentDetails']['videoId'])
        
        next_page_token = response.get('nextPageToken')
        if not next_page_token:
            break
    return video_ids

def save_ids_to_file(ids, filename):
    with open(filename, 'w') as f:
        for vid in ids:
            f.write(f"{vid}\n")
    print(f"{len(ids)} IDs gespeichert")

urls = load_urls('input.txt')
ids = [extract_video_id(u) for u in urls if extract_video_id(u)]
save_ids_to_file(ids, 'output.txt')