how to make a discord bot delete messages python

1import discord 
2 
3@client.event 
4async def on_message(message):
5  	response = await message.channel.send("Hello") 
6    # Deletes the message the user sent
7	await message.delete() 
8    # Deletes the responding message
9	await response.delete() 

1@client.event
2async def on_message(message):
3    await message.delete(message)
4