code: def get_context(self):
      pass
  
imports: import os
  from re import escape
  from unittest import mock
  import lightning.app
  import pytest
  import requests
  from lightning.app import LightningApp, LightningFlow, LightningWork
  from lightning.app.structures import Dict, List
  from lightning.app.utilities.app_helpers import AppStatePlugin, BaseStatePlugin
  from lightning.app.utilities.state import AppState
  from lightning_cloud.openapi import Externalv1LightningappInstance, V1LightningappInstanceStatus
label_desc: Use image node_id 2 for calling the _CustomAppStatePlugin obj's underlying member method code with example usage: obj.get_context() without return types