class_docstr: Test PersonalityCaptions teacher for ensuring pretrained model does not break.
class_docstr_tok: ["Test","PersonalityCaptions","teacher","for","ensuring","pretrained","model","does","not","break","."]
docstr: Reset teacher.
docstr_tok: ["Reset","teacher","."]
code: def reset(self):
      """
      Reset teacher.
      """
      super().reset()
      self.example = None
  
imports: from typing import Optional
  from parlai.core.params import ParlaiParser
  from parlai.core.opt import Opt
  from parlai.core.teachers import FixedDialogTeacher
  from parlai.core.image_featurizers import ImageLoader
  from parlai.utils.io import PathManager
  from .build import build
  import json
  import os
label_desc: Use image node_id 2 for calling the PersonalityCaptionsTestTeacher obj's underlying member method code with example usage: obj.reset() without return types