code: def reset(self):
      return None
  
file_path: PARL/parl/env/tests/continuous_wrappers_test.py
imports: import gym
  import numpy
  import unittest
  from parl.env.continuous_wrappers import ActionMappingWrapper
label_desc: Use image node_id 3 for calling the MockEnv obj's underlying member method code with example usage: obj.reset() and returns: None