code: def __init__(self):
      self.train, self.dev, self.test = [], [], []
      self.vocab = None
      self.db = None
      self.set_stats = {}
  
file_path: TextBox/textbox/evaluator/utils/multiwoz/reader.py
imports: import logging
  import json
  import spacy
  from collections import OrderedDict
  from .None import utils
  from .None import ontology
  from .db_ops import MultiWozDB
label_desc: Use image node_id 1 to create a new _ReaderBase object from inherited base classes: object with example: obj = _ReaderBase()