class_docstr: An abstract asynchronous, vectorized environment.
  
  :param num_envs: (int) the number of environments
  :param observation_space: (Gym Space) the observation space
  :param action_space: (Gym Space) the action space
docstr: Wait for the step taken with step_async().
  
  :return: ([int] or [float], [float], [bool], dict) observation, reward, done, information
docstr_tok: ["Wait","for","the","step","taken","with","step_async","(",")",".",":","return",":","(","[","int","]","or","[","float","]",",","[","float","]",",","[","bool","]",",","dict",")","observation",",","reward",",","done",",","information"]
code: def step_wait(self):
      """
      Wait for the step taken with step_async().
  
      :return: ([int] or [float], [float], [bool], dict) observation, reward, done, information
      """
      pass
  
imports: from abc import ABC, abstractmethod
  import inspect
  import pickle
  from typing import Sequence, Optional, List, Union
  import cloudpickle
  import numpy
  from stable_baselines import logger
  from stable_baselines.common.tile_images import tile_images
label_desc: Use image node_id 4 for calling the VecEnv obj's underlying member method code with example usage: obj.step_wait() without return types