Method __add__

src/pendulum/date.py:253–257

(self, other: timedelta)

        return self.subtract(days=delta.days)

    def __add__(self, other: timedelta) -> Self:
        if not isinstance(other, timedelta):
            return NotImplemented

        return self._add_timedelta(other)

    @overload  # type: ignore[override]  # this is only needed because of Python 3.7
    def __sub__(self, __delta: timedelta) -> Self: ...