How to use the mcstatus.server.MinecraftServer function in mcstatus

def lookup(address):
        host, port = parse_address(address)
        if port is None:
            port = 25565
            try:
                answers = dns.resolver.query("_minecraft._tcp." + host, "SRV")
                if len(answers):
                    answer = answers[0]
                    host = str(answer.target).rstrip(".")
                    port = int(answer.port)
            except Exception:
                pass

        return MinecraftServer(host, port)