code: def step(self, action):
      return self.env.step(action, project=False)
  
file_path: PARL/examples/NeurIPS2019-Learn-to-Move-Challenge/actor.py
imports: import parl
  import numpy
  from osim.env import L2M2019Env
  from env_wrapper import FrameSkip, ActionScale, OfficialObs, FinalReward, FirstTarget
label_desc: Use image node_id 3 for calling the Actor obj's underlying member method code with example usage: obj.step(action) and returns: self