code: def object_hook(self, obj):
      if obj.get("_type") == "CLOUDPICKLE_FALLBACK":
          return self._from_cloudpickle(obj)
      return obj
  
file_path: ray/python/ray/tune/utils/serialization.py
imports: import json
  import logging
  import types
  from ray import cloudpickle
  from ray._private.utils import binary_to_hex, hex_to_binary
  from ray.util.annotations import DeveloperAPI
  from ray.util.debug import log_once
label_desc: Use image node_id 2 for calling the TuneFunctionDecoder obj's underlying member method code with example usage: obj.object_hook(obj) and returns: obj, self