code: def __getstate__(self):
      pass
  
imports: import json
  import logging
  import sys
  import typing
  from typing import List
  from fate.arch.computing.api import KVTableContext
  from fate.arch.federation.api import Federation, PartyMeta, TableMeta
  from ._datastream import Datastream
  from ._parties import Party
label_desc: Use image node_id 13 for calling the MessageQueueBasedFederation obj's underlying member method code with example usage: obj.__getstate__() without return types