code: def step(self, action):
      target = (
          ((action + self.step_num) % self.size)
          if self.hard_mode
          else action
      )
      reward = int(target == self.state[self.step_num])
      self.step_num += 1
      if not reward:
          self.done = True
      return (
          self._get_obs(),
          reward,
          self.done,
          self.step_num >= self.game_length,
          {},
      )
  
file_path: tinygrad/examples/rl/lightupbutton.py
imports: import gymnasium
  import numpy
  from gymnasium.envs.registration import register
label_desc: Use image node_id 4 for calling the PressTheLightUpButton obj's underlying member method code with example usage: obj.step(action) and returns: self,  reward,  self,  unknown,  dict