code: def serialize(obj):
      return utils.serialize_keras_object(obj)
  
file_path: keras-tuner/keras_tuner/engine/hyperparameters/hp_types/__init__.py
imports: from keras_tuner import utils
  from keras_tuner.backend import keras
  from keras_tuner.engine.hyperparameters.hp_types.boolean_hp import Boolean
  from keras_tuner.engine.hyperparameters.hp_types.choice_hp import Choice
  from keras_tuner.engine.hyperparameters.hp_types.fixed_hp import Fixed
  from keras_tuner.engine.hyperparameters.hp_types.float_hp import Float
  from keras_tuner.engine.hyperparameters.hp_types.int_hp import Int
label_desc: Use image node_id 2 for calling a global function with example usage: serialize(obj) and returns: utils