code: def print_action(action):
      return CHARACTERS[action]
  
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 11 for calling the StringGameEnv obj's underlying member method code with example usage: obj.print_action(action) and returns: CHARACTERS