code: def _get_vqa_v2_annotations(directory,
                              annotation_url,
                              annotation_filename="vqa_v2.tar.gz"):
    
    annotation_file = generator_utils.maybe_download_from_drive(
        directory, annotation_filename, annotation_url)
    with tarfile.open(annotation_file, "r:gz") as annotation_tar:
      annotation_tar.extractall(directory)
docs: Extract the VQA V2 annotation files to directory unless it's there.