code: def test_obj(self):
      # TODO
      pass
  
file_path: BigDL/python/nano/test/automl/common/test_decorator.py
imports: import pytest
  from unittest import TestCase
  from random import randrange
  from bigdl.nano.automl.hpo.decorator import *
  import bigdl.nano.automl.hpo.space
label_desc: Use image node_id 2 for calling the TestHPODecorator obj's underlying member method code with example usage: obj.test_obj() without return types