docstr: Retrieves the final chat data for storage in the Mephisto database.
  
  TODO: the final chat data is currently stored both in
   mephisto.blueprint.chat_data_folder and in the Mephisto database. It'd be best
   to remove the chat_data_folder arg completely, and to move the current logic in
   self.get_final_chat_data() into this method, in order to have a single storage
   location.
docstr_tok: ["Retrieves","the","final","chat","data","for","storage","in","the","Mephisto","database",".","TODO",":","the","final","chat","data","is","currently","stored","both","in","mephisto.blueprint.chat_data_folder","and","in","the","Mephisto","database",".","It","'d","be","best","to","remove","the","chat_data_folder","arg","completely",",","and","to","move","the","current","logic","in","self.get_final_chat_data","(",")","into","this","method",",","in","order","to","have","a","single","storage","location","."]
code: def get_custom_task_data(self):
      """
      Retrieves the final chat data for storage in the Mephisto database.
  
      TODO: the final chat data is currently stored both in
       mephisto.blueprint.chat_data_folder and in the Mephisto database. It'd be best
       to remove the chat_data_folder arg completely, and to move the current logic in
       self.get_final_chat_data() into this method, in order to have a single storage
       location.
      """
      return self.final_chat_data
  
imports: import time
  import os
  import json
  from abc import ABC, abstractmethod
  from typing import Any, Dict, List, Optional, Tuple
  import numpy
  from parlai.core.agents import create_agent_from_shared
  from parlai.core.message import Message
  from parlai.core.worlds import validate
  from parlai.crowdsourcing.utils.acceptability import AcceptabilityChecker
  from parlai.crowdsourcing.utils.worlds import CrowdOnboardWorld, CrowdTaskWorld
  from parlai.crowdsourcing.tasks.model_chat.bot_agent import TurkLikeAgent
  from parlai.crowdsourcing.tasks.model_chat.constants import ONBOARD_FAIL, ONBOARD_SUCCESS
  from parlai.crowdsourcing.tasks.model_chat.utils import Compatibility
  from parlai.crowdsourcing.utils.mturk import get_mturk_id_from_mephisto_wrapper
  from typing import TYPE_CHECKING
label_desc: Use image node_id 9 for calling the BaseModelChatWorld obj's underlying member method code with example usage: obj.get_custom_task_data() and returns: self