code: def __init__(self, opt, shared=None):
      self.no_evidence = True
      super().__init__(opt, shared)
  
imports: from parlai.core.teachers import DialogTeacher, MultiTaskTeacher
  from parlai.utils.io import PathManager
  from .build import build
  import copy
  import json
  import os
label_desc: Use image node_id 1 to create a new NoEvidenceWebTeacher object from inherited base classes: WebTeacher with example: obj = NoEvidenceWebTeacher(opt, shared)