16    from lava.bot import Bot
 17
 18
 19class LavaPlayer(DefaultPlayer): 20    def __init__(self, bot: "Bot", guild_id: int, node: Node):
 21        super().__init__(guild_id, node)
 22

 13from lava.utils import ensure_voice
 14
 15
 16class Events(Cog): 17    def __init__(self, bot: Bot):
 18        self.bot = bot
 19

 26}
 27
 28
 29class Commands(Cog): 30    def __init__(self, bot: Bot):
 31        self.bot = bot
 32

306        return audio_url, title, author, thumbnail
307
308
309class YTDLSource(BaseSource):310    def __init__(self):
311        super().__init__()
312

259        return None
260
261
262class BilibiliSource(BaseSource):263    def __init__(self):
264        super().__init__()
265