code: def _download_data():
      ref_path = keras.utils.data_utils.get_file(
          "wikiqa",
          _url,
          extract=True,
          cache_dir=matchzoo.USER_DATA_DIR,
          cache_subdir="wiki_qa",
      )
      return Path(ref_path).parent.joinpath("WikiQACorpus")
  
file_path: MatchZoo/matchzoo/datasets/wiki_qa/load_data.py
imports: import typing
  import csv
  from pathlib import Path
  import keras
  import pandas
  import matchzoo
label_desc: Use image node_id 2 for calling a global function with example usage: _download_data() and returns: Path