class_docstr: Loads the small sample of data created by the AutoTeacherTests.
class_docstr_tok: ["Loads","the","small","sample","of","data","created","by","the","AutoTeacherTests","."]
code: def __init__(self, opt, shared=None):
      opt = opt.copy()
      fold = DatatypeHelper.fold(opt["datatype"])
      opt["datafile"] = os.path.join(
          os.path.dirname(__file__), f"test/convai2_{fold}.yml"
      )
      super().__init__(opt, shared)
  
imports: from parlai.core.teachers import FbDeprecatedDialogTeacher, YamlTeacher
  from parlai.utils.data import DatatypeHelper
  from parlai.utils.misc import warn_once
  from .build import build
  from parlai.utils.strings import normalize_reply
  import parlai.utils.logging
  from parlai.core.params import ParlaiParser
  from typing import Optional
  from parlai.core.opt import Opt
  import copy
  import os
label_desc: Use image node_id 1 to create a new SampleTeacher object from inherited base classes: YamlTeacher with example: obj = SampleTeacher(opt, shared)