code: def reset_model(self):
      noise_low = -self._reset_noise_scale
      noise_high = self._reset_noise_scale
  
      qpos = self.init_qpos + self.np_random.uniform(
          low=noise_low, high=noise_high, size=self.model.nq
      )
      qvel = self.init_qvel + self.np_random.uniform(
          low=noise_low, high=noise_high, size=self.model.nv
      )
  
      self.set_state(qpos, qvel)
  
      observation = self._get_obs()
      return observation
  
file_path: gym/gym/envs/mujoco/swimmer_v3.py
imports: import numpy
  from gym import utils
  from gym.envs.mujoco import MuJocoPyEnv
  from gym.spaces import Box
label_desc: Use image node_id 5 for calling the SwimmerEnv obj's underlying member method code with example usage: obj.reset_model() and returns: observation