code: def test_reset(self):
      env = suite_dm_control.load("ball_in_cup", "catch")
  
      first_time_step = env.reset()
      self.assertTrue(first_time_step.is_first())
      self.assertEqual(0.0, first_time_step.reward)
      self.assertEqual(1.0, first_time_step.discount)
  
file_path: agents/tf_agents/environments/dm_control_wrapper_test.py
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  from tf_agents.environments import suite_dm_control
  from tf_agents.utils import test_utils
label_desc: Use image node_id 3 for calling the DmControlWrapperTest obj's underlying member method code with example usage: obj.test_reset() without return types