Method add

wagtail/coreutils.py:522–528

(self, *, instance: Model = None, **kwargs)

        return self.model(**kwargs)

    def add(self, *, instance: Model = None, **kwargs) -> None:
        if instance is None:
            instance = self.initialize_instance(kwargs)
        self.items.append(instance)
        self.added_count += 1
        if self.max_size and len(self.items) == self.max_size:
            self.process()

    def extend(self, iterable: Iterable[Model | dict[str, Any]]) -> None:
        for value in iterable: