docs: def _get_args(args):
      """Argparse logic lives here.
  
      returns: parsed arguments.
      """
      parser = argparse.ArgumentParser(
          description='A tool to extract features into a simple format.',
          formatter_class=argparse.ArgumentDefaultsHelpFormatter,
      )
      parser.add_argument('--no-cache', action='store_true')
      parser.add_argument('--deploy', action='store_true')
      parser.add_argument('--cache-path', type=str, default='fex-cache.pckl',
                          help='Path for cache file')
      parser.add_argument('--path', type=str, default='features.csv',
                          help='Path to write the dataset to')
      args = parser.parse_args(args)
      if args.no_cache:
          args.cache_path = None
      return args