Method _do_processing

wagtail/coreutils.py:475–480

To be overridden by subclasses to do whatever it is that needs to be done to the items in ``self.items``.

(self)

        pass

    def _do_processing(self):
        """
        To be overridden by subclasses to do whatever it is
        that needs to be done to the items in ``self.items``.
        """
        raise NotImplementedError

    def post_process(self):
        """