code: def step(self, ac):
      return self.env.step(ac)
  
imports: from collections import deque
  import gymnasium
  from gymnasium import spaces
  import numpy
  from typing import Union
  from ray.rllib.utils.annotations import PublicAPI
  from ray.rllib.utils.images import rgb2gray, resize
label_desc: Use image node_id 3 for calling the NoopResetEnv obj's underlying member method code with example usage: obj.step(ac) and returns: self