code: def _push_table(self, table, key):
      self._federation.push_table(
          table=table, name=key, tag=self._tag, parties=self._parties
      )
      self._table_index += 1
      return key
  
imports: import io
  import logging
  import pickle
  import struct
  import typing
  from typing import Any, List, Tuple, TypeVar
  from fate.arch.config import cfg
  from ._table_meta import TableMeta
  from ._type import PartyMeta
label_desc: Use image node_id 4 for calling the TableRemotePersistentPickler obj's underlying member method code with example usage: obj._push_table(table, key) and returns: key