code: def set_state(self, state):
      self.search_start = (
          datetime.fromisoformat(state["search_start"])
          if state["search_start"] is not None
          else state["search_start"]
      )
      self.trial_start = {
          key: datetime.fromisoformat(value)
          for key, value in state["trial_start"].items()
      }
  
      self.trial_number = state["trial_number"]
  
imports: import collections
  import hashlib
  import os
  import random
  import threading
  import warnings
  from datetime import datetime
  import numpy
  from keras_tuner import backend
  from keras_tuner import utils
  from keras_tuner.api_export import keras_tuner_export
  from keras_tuner.engine import hyperparameters
  from keras_tuner.engine import objective
  from keras_tuner.engine import stateful
  from keras_tuner.engine import trial
label_desc: Use image node_id 3 for calling the Display obj's underlying member method code with example usage: obj.set_state(state) without return types