code: def test_in_memory_action_graph_store_init(
      in_mem_graph_config: InMemoryGraphConfig,
  ) -> None:
      graph_store = InMemoryActionGraphStore(
          store_config=in_mem_graph_config
      )
  
      assert graph_store.store_config == in_mem_graph_config
      assert isinstance(graph_store.graph, NetworkXBackingStore)
      assert isinstance(graph_store.graph.db, nx.DiGraph)
  
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 12 for calling a global function with example usage: test_in_memory_action_graph_store_init(in_mem_graph_config) without return types