code: def __init__(self, opt, shared=None):
      super().__init__(opt, shared)
  
file_path: ParlAI/parlai/tasks/jsonfile/agents.py
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  import copy
  import os
  from parlai.core.teachers import ConversationTeacher
label_desc: Use image node_id 1 to create a new DefaultTeacher object from inherited base classes: JsonTeacher with example: obj = DefaultTeacher(opt, shared)