code: def __init__(self, a):
      self._a = a
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from absl.testing import absltest
  from model_search import registry
label_desc: Use image node_id 1 to create a new ModifyTest object from inherited base classes: TestBase with example: obj = ModifyTest(a)