hello-discord-bot.py

import os
import discord

TOKEN = os.environ['TOKEN']

client = discord.Client()
bot_channel = None

@client.event
async def on_ready():
  global bot_channel
  print(f"guild-logs-bot logged in as {client.user}")
  bot_channel = [x for x in client.get_all_channels() if str(x)=="guild-logs"][0]
  print(bot_channel.id)

@client.event
async def on_message(message):
  if message.author == client.user or message.channel.id != bot_channel.id:
    return

  if message.content.startswith('!gl'):
    await message.channel.send('Hello')

client.run(TOKEN)