on join channel discord py code example

Example 1: python discord bot join voice channel

@bot.command()
async def join(ctx):
    channel = ctx.author.voice.channel
    await channel.connect()
@bot.command()
async def leave(ctx):
    await ctx.voice_client.disconnect()

Example 2: discord py server.channels

# Returns a list of all channels from all guilds( as channel IDs )

bot.get_all_channels()