code: def __init__(self, opt, shared=None):
      opt = copy.deepcopy(opt)
      # get datafile
      opt["conversationteacher_datafile"] = _path(opt)
      super().__init__(opt, shared)
  
file_path: ParlAI/parlai/tasks/lccc/agents.py
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  import copy
  import os
  from .build import build
  from parlai.core.teachers import ConversationTeacher
label_desc: Use image node_id 2 to create a new LCCCTeacher object from inherited base classes: ConversationTeacher with example: obj = LCCCTeacher(opt, shared)