class_docstr: Simple text entry with each movie's facts in the knowledge base.
docstr: Initialize teacher.
docstr_tok: ["Initialize","teacher","."]
code: def __init__(self, opt, shared=None):
      """
      Initialize teacher.
      """
      build(opt)
      opt["datafile"] = os.path.join(
          opt["datapath"],
          "MovieDialog",
          "movie_dialog_dataset",
          "movie_kb.txt",
      )
      super().__init__(opt, shared)
  
file_path: ParlAI/parlai/tasks/moviedialog/agents.py
imports: from parlai.core.teachers import FbDeprecatedDialogTeacher, MultiTaskTeacher
  from .build import build
  import copy
  import os
label_desc: Use image node_id 1 to create a new KBTeacher object from inherited base classes: FbDeprecatedDialogTeacher with example: obj = KBTeacher(opt, shared)