code: def reset(self):
      for remote in self.remotes:
          remote.send(("reset", None))
      return np.stack([remote.recv() for remote in self.remotes])
  
file_path: keras-rl/rl/common/vec_env/subproc_env_vec.py
imports: import numpy
  from multiprocessing import Process, Pipe
  from rl.common.vec_env import VecEnv, CloudpickleWrapper
  from rl.common.tile_images import tile_images
label_desc: Use image node_id 4 for calling the SubprocVecEnv obj's underlying member method code with example usage: obj.reset() and returns: np