code: def act(self):
      # get human reply
      reply = Message(
          {
              "id": self.getID(),
              "label_candidates": self.fixedCands_txt,
              "episode_done": False,
          }
      )
      reply_text = self.get_reply()
  
      # check if human reply is offensive
      self.self_offensive = self.check_offensive(reply_text)
      while self.self_offensive:
          print(OFFENSIVE_USER_REPLY)
          reply_text = self.get_reply()
          # check if human reply is offensive
          self.self_offensive = self.check_offensive(reply_text)
  
      # check for episode done
      if "[DONE]" in reply_text or self.opt.get("single_turn", False):
          raise StopIteration
  
      # set reply text
      reply["text"] = reply_text
  
      # check if finished
      if "[EXIT]" in reply_text:
          self.finished = True
          raise StopIteration
  
      return reply
  
file_path: ParlAI/parlai/agents/safe_local_human/safe_local_human.py
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  from parlai.core.message import Message
  from parlai.utils.misc import display_messages
  from parlai.utils.strings import colorize
  from parlai.agents.local_human.local_human import LocalHumanAgent
  from parlai.utils.safety import OffensiveStringMatcher, OffensiveLanguageClassifier
label_desc: Use image node_id 7 for calling the SafeLocalHumanAgent obj's underlying member method code with example usage: obj.act() and returns: reply