how to make the bot quit when he finishedf playing python code example

Example: discord py join and leave call

# Join command, joins the voice channel of whoever sent the command
@bot.command()
	async def join(context):
        channel = context.author.voice.channel
        await channel.connect()

# Leave command, leaves the voice channel
@bot.command()
    async def leave(context):
        await context.voice_client.disconnect()

# Note that these are made to be run in main and not a cog, 
# will still work in cog with minor edits