code: def test_get_tensor_specs(self):
      collect_env = suite_gym.load("CartPole-v0")
      (
          observation_spec,
          action_spec,
          time_step_spec,
      ) = spec_utils.get_tensor_specs(collect_env)
      self.assertEqual(observation_spec.name, "observation")
      self.assertEqual(action_spec.name, "action")
      self.assertEqual(time_step_spec.observation.name, "observation")
      self.assertEqual(time_step_spec.reward.name, "reward")
  
imports: from tf_agents.drivers import test_utils
  from tf_agents.environments import suite_gym
  from tf_agents.train.utils import spec_utils
  from tf_agents.utils import test_utils
label_desc: Use image node_id 1 for calling the SpecUtilsTest obj's underlying member method code with example usage: obj.test_get_tensor_specs() without return types