get the invite url of server disc py

1@client.command(pass_context=True)
2async def link(ctx):
3    server = client.get_server("server_id")
4    link = client.create_invite(destination=server,xkcd=True,max_age=0,max_uses=number)
5    await client.say(link)
6    #max_age=0-> Never expire link
7    #max_uses-> limit to usage the link
8    #xkcd-> The URL fragment used for the invite if it is human readable.    
9