def serialized(self):
        to_ret = {}
        for group, requirements in self.items():
            to_ret[group] = [str(requirement) for requirement in requirements]
        return to_ret
async def async_get_pickup_events() -> list[PickupEvent]:
        """Get the next pickup."""
        try:
            return await client.async_get_pickup_events(
                start_date=date.today(), end_date=date.today() + timedelta(weeks=4)
            )
        except RecollectError as err:
            raise UpdateFailed(
                f"Error while requesting data from ReCollect: {err}"
            ) from err