code: def _get_reward(self, action):
      return (
          1
          if (self.state - self.eps)
          <= action
          <= (self.state + self.eps)
          else 0
      )
  
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 3 for calling the IdentityEnvBox obj's underlying member method code with example usage: obj._get_reward(action) and returns: unknown