code: def is_initialized(self) -> bool:
      return self.hydra is not None
  
file_path: hydra/hydra/core/global_hydra.py
imports: from typing import Any, Optional
  from hydra._internal.hydra import Hydra
  from hydra.core.config_loader import ConfigLoader
  from hydra.core.singleton import Singleton
label_desc: Use image node_id 4 for calling the GlobalHydra obj's underlying member method code with example usage: obj.is_initialized() and returns: unknown