code: def __getattr__(self, key: str):
      if self.is_connected():
          return getattr(self.api, key)
      elif key in ["is_initialized", "_internal_kv_initialized"]:
          # Client is not connected, thus Ray is not considered initialized.
          return lambda: False
      else:
          raise Exception(
              "Ray Client is not connected. Please connect by calling `ray.init`."
          )
  
imports: import logging
  import os
  import sys
  import threading
  from typing import Any, Dict, List, Optional, Tuple
  import ray._private.ray_constants
  from ray._private.client_mode_hook import _explicitly_disable_client_mode, _explicitly_enable_client_mode
  from ray._private.ray_logging import setup_logger
  from ray.job_config import JobConfig
  from ray.util.annotations import DeveloperAPI
label_desc: Use image node_id 7 for calling the _ClientContext obj's underlying member method code with example usage: obj.__getattr__(key) and returns: getattr, function