code: def download_dbpedia():
      path = chainer.dataset.cached_download(URL_DBPEDIA)
      tf = tarfile.open(path, "r")
      return tf
  
imports: import csv
  import glob
  import io
  import os
  import shutil
  import sys
  import tarfile
  import tempfile
  import numpy
  import chainer
  from nlp_utils import make_vocab
  from nlp_utils import normalize_text
  from nlp_utils import split_text
  from nlp_utils import transform_to_array
label_desc: Use image node_id 1 for calling a global function with example usage: download_dbpedia() and returns: tf