code: def step(self, action):
      return self.env.step(action)
  
imports: import parl
  import carla
  import gym
  import gym_carla
  import numpy
  from parl.env import ActionMappingWrapper
label_desc: Use image node_id 3 for calling the LocalEnv obj's underlying member method code with example usage: obj.step(action) and returns: self