code: def random_action():
      return np.random.randint(0, ACTION_DIM)
  
imports: import itertools
  import logging
  from collections import deque
  import numpy
  import torch
  from gym import Env
  from gym.spaces import Box, Discrete
label_desc: Use image node_id 4 for calling the StringGameEnv obj's underlying member method code with example usage: obj.random_action() and returns: np