code: def _get_obs(self):
      return {
          "state": self._mean_zero(self.state),
          "desired_goal": self._mean_zero(self.goal),
          "achieved_goal": self._mean_zero(self.state),
      }
  
file_path: coach/rl_coach/environments/toy_problems/bit_flip.py
imports: import random
  import gym
  import numpy
  from gym import spaces
label_desc: Use image node_id 7 for calling the BitFlip obj's underlying member method code with example usage: obj._get_obs() and returns: dict