class_docstr: Handle of a CourierNode.
class_docstr_tok: ["Handle","of","a","CourierNode","."]
code: def set_client_kwargs(self, **kwargs):
      self._kwargs = kwargs
  
imports: import datetime
  from typing import Any, Callable, Generic, Optional, Mapping, TypeVar
  from absl import logging
  import courier
  from launchpad import address
  from launchpad import flags
  from launchpad.launch import worker_manager
  from launchpad.launch import worker_manager_v2
  from launchpad.nodes import base
  from launchpad.nodes.courier import courier_utils
  from launchpad.nodes.python import node
label_desc: Use image node_id 3 for calling the CourierHandle obj's underlying member method code with example usage: obj.set_client_kwargs() without return types