code: def _maybe_download_nltk_data():
      import nltk
  
      nltk.download("perluniprops", quiet=True)
      nltk.download("nonbreaking_prefixes", quiet=True)
      nltk.download("punkt", quiet=True)
  
file_path: deepmatcher/deepmatcher/data/process.py
imports: import copy
  import io
  import logging
  import os
  from timeit import default_timer
  import six
  from torchtext.utils import unicode_csv_reader
  from .dataset import MatchingDataset
  from .field import MatchingField
label_desc: Use image node_id 3 for calling a global function with example usage: _maybe_download_nltk_data() without return types