code: def test_final_reward_skip(self):
      env = deepmind_lab.Lab(
          "tests/final_reward_test",
          [],
          config={"fps": "60", "width": "80", "height": "80"},
      )
  
      action_spec = env.action_spec()
      action = np.zeros([len(action_spec)], dtype=np.intc)
      env.reset()
      reward = 0
      for _ in six.moves.range(4):
          if not env.is_running():
              break
          reward += env.step(action, 4)
  
      self.assertEqual(reward, 11 * 10 / 2)
  
file_path: lab/python/tests/final_reward_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import os
  from absl.testing import absltest
  import numpy
  import six
  import deepmind_lab
label_desc: Use image node_id 2 for calling the FinalRewardTest obj's underlying member method code with example usage: obj.test_final_reward_skip() without return types