guild.voice_channels discord.py code example
Example 1: discord py get all channels in guild
guild.text_channels
Example 2: discord py fetch channel by id
channel = discord.utils.get(ctx.guild.channels, name=given_name)
channel_id = channel.id
guild.text_channels
channel = discord.utils.get(ctx.guild.channels, name=given_name)
channel_id = channel.id