docs: def sayHelloAsync(self, name="Not given", message="nothing"):
          """
          Implementation of IHello.sayHelloAsync.
          This method will be executed via some thread, and the remote caller
          will not block.
          This method should return either a String result (since the return type
          of IHello.sayHelloAsync is CompletableFuture<String>, OR a Future that
          returns a python string.  In this case, it returns the string directly.
          """
          print(
              "Python.sayHelloAsync called by: {0} "
              "with message: '{1}'".format(name, message)
          )
          return (
              "PythonAsync says: Howdy {0} "
              "that's a nice runtime you got there".format(name)
          )