def items_all(self, section_name: str) -> List[Tuple[str, List[str]]]:
        """:return: list((option, [values...]), ...) pairs of all items in the given section"""
        rv = _OMD(self._defaults)

        for k, vs in self._sections[section_name].items_all():
            if k == "__name__":
                continue

            if k in rv and rv.getall(k) == vs:
                continue

            for v in vs:
                rv.add(k, v)

        return rv.items_all()
:return: list((option, [values...]), ...) pairs of all items in the given section
git/config.py