downloader.py 文件源码

def yt_extract(links):
    """Extract individual URLs from a playlist.

    Args:
        links (list[str]): A list of the URLs.

    Returns:
        list[str]: The list of extracted URLs.
    """
    songs = []
    with youtube_dl.YoutubeDL() as yt_dl:
        for url in links:
            try:
                result = yt_dl.extract_info(url, download=False, process=False)
            except youtube_dl.DownloadError:
                return songs

            if 'entries' in result:
                songs.extend(vid['url'] for vid in list(result['entries']))
            else:
                songs.append(url)
        return songs