code: def testMethodDelegation(self):
      method_names = ["is_running", "events", "action_spec", "reset"]
      for name in method_names:
          result = object()
          setattr(self._env, name + "_return", result)
          self.assertEqual(getattr(self._decorator, name)(), result)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  import tempfile
  from absl.testing import absltest
  import numpy
  import six
  from PIL import Image
  from python.tests.utils import test_environment_decorator
label_desc: Use image node_id 12 for calling the TestEnvironmentDecoratorTest obj's underlying member method code with example usage: obj.testMethodDelegation() without return types