code: def update_search_space(self, data):
      pass
  
imports: from graph import *
  import copy
  import json
  import logging
  import random
  import numpy
  from nni.tuner import Tuner
  from nni.utils import extract_scalar_reward
label_desc: Use image node_id 4 for calling the CustomerTuner obj's underlying member method code with example usage: obj.update_search_space(data) without return types