code: def __init__(self, *args, **kwargs):
      self.vocab = TransfoXLTokenizer(*args, **kwargs)
      self.dataset = None
      self.train = None
      self.valid = None
      self.test = None
  
imports: import glob
  import os
  import pickle
  import re
  from collections import Counter, OrderedDict
  from typing import List, Optional, Tuple
  import numpy
  from ....tokenization_utils import PreTrainedTokenizer
  from ....utils import cached_file, is_sacremoses_available, is_torch_available, logging, requires_backends, strtobool, torch_only_method
label_desc: Use image node_id 2 to create a new TransfoXLCorpus object from inherited base classes: object with example: obj = TransfoXLCorpus()