code: def __init__(self, opt, shared=None):
      self.datatype = opt["datatype"]
      self.data_path = DefaultTeacher._path(opt)
      opt["datafile"] = self.data_path
      self.id = "ConvAIChitChat"
      super().__init__(opt, shared)
  
file_path: ParlAI/parlai/tasks/convai_chitchat/agents.py
imports: from .build import build
  from parlai.core.teachers import DialogTeacher
  from parlai.utils.io import PathManager
  import json
  import os
label_desc: Use image node_id 1 to create a new DefaultTeacher object from inherited base classes: DialogTeacher with example: obj = DefaultTeacher(opt, shared)