def METHOD_NAME(
    self, srv_type: rclpy.node.SrvType, srv_name: TopicType, **kwargs
) -> rclpy.node.Client:
    if isinstance(srv_name, str):
        srv_name = (srv_name,)
    cli = self._node.METHOD_NAME(
        srv_type, self._node.get_topic(*srv_name), **kwargs
    )
    wait_for_service(cli, self.get_logger())
    return cli