code: def preprocess_args(self):
      attrs = [
          "sequential",
          "init_token",
          "eos_token",
          "unk_token",
          "preprocessing",
          "lower",
          "tokenizer_arg",
      ]
      args_dict = {attr: getattr(self, attr) for attr in attrs}
      for param, arg in list(six.iteritems(args_dict)):
          if six.callable(arg):
              del args_dict[param]
      return args_dict
  
imports: import gzip
  import logging
  import os
  import shutil
  import tarfile
  import zipfile
  import nltk
  import six
  import fasttext
  import torch
  from torchtext.legacy import data, vocab
  from torchtext.utils import download_from_url
  from urllib.request import urlretrieve
label_desc: Use image node_id 3 for calling the MatchingField obj's underlying member method code with example usage: obj.preprocess_args() and returns: args_dict