docs: def convert_attrs_to_int(obj: Any,
                           attrs: Iterable[str],
                           default: int = None) -> None:
      """
      Applies :func:`convert_to_int` to the specified attributes of an object,
      modifying it in place.
      """
      for a in attrs:
          value = convert_to_int(getattr(obj, a), default=default)
          setattr(obj, a, value)