code: def reset(self):
      self.current_step = 0
      self.num_resets += 1
      self._choose_next_state()
      return self.state
  
imports: import numpy
  from typing import Optional
  from gym import Env, Space
  from gym.spaces import Discrete, MultiDiscrete, MultiBinary, Box
label_desc: Use image node_id 2 for calling the IdentityEnv obj's underlying member method code with example usage: obj.reset() and returns: self