code: def test_networkx_backing_store_save_load_default(
      networkx_store_with_nodes: NetworkXBackingStore,
      verify_key: SyftVerifyKey,
  ) -> None:
      """
      Test the save and load methods of NetworkXBackingStore to a default location.
      These functions rely on the serialization and deserialization methods of the store.
      """
      # save the store to and from the default location
      networkx_store_with_nodes.save()
      default_in_mem_graph_config = InMemoryGraphConfig()
      networkx_store_2 = NetworkXBackingStore(
          default_in_mem_graph_config
      )
      assert (
          networkx_store_2.nodes() == networkx_store_with_nodes.nodes()
      )
      assert (
          networkx_store_2.edges() == networkx_store_with_nodes.edges()
      )
      # remove the saved file
      os.remove(default_in_mem_graph_config.client_config.file_path)
  
imports: import os
  from pathlib import Path
  import tempfile
  from threading import Thread
  import networkx
  from result import Err
  from syft.node.credentials import SyftVerifyKey
  from syft.service.action.action_graph import ExecutionStatus
  from syft.service.action.action_graph import InMemoryActionGraphStore
  from syft.service.action.action_graph import InMemoryGraphConfig
  from syft.service.action.action_graph import InMemoryStoreClientConfig
  from syft.service.action.action_graph import NetworkXBackingStore
  from syft.service.action.action_graph import NodeActionData
  from syft.service.action.action_graph import NodeActionDataUpdate
  from syft.service.action.action_graph import NodeType
  from syft.service.action.action_graph_service import ExecutionStatusPartitionKey
  from syft.service.action.action_object import Action
  from syft.service.action.action_object import ActionObject
  from syft.store.document_store import QueryKeys
  from syft.store.locks import NoLockingConfig
  from syft.types.datetime import DateTime
  from syft.types.syft_metaclass import Empty
  from syft.types.uid import UID
  from .fixtures import create_action_node
  from .fixtures import create_action_obj_node
label_desc: Use image node_id 9 for calling a global function with example usage: test_networkx_backing_store_save_load_default(networkx_store_with_nodes, verify_key) without return types