docs: def get_parsed_data(fn, *args, **kwargs):
      """All above functions as a single function
      
      :param str fn: file name
      :return list parsed_data: structured metadata
      """
      file_format = detect_format(fn, *args, **kwargs)
      data = get_header(fn, file_format, *args, **kwargs)
      parsed_data = parse_header(data, *args, **kwargs)
      return parsed_data