def _get_choices(self):
        """
        Returns menus specified in ``PAGE_MENU_TEMPLATES`` unless you provide
        some custom choices in the field definition.
        """
        if self._overridden_choices:
            # Note: choices is a property on Field bound to _get_choices().
            return self._choices
        else:
            menus = getattr(settings, "PAGE_MENU_TEMPLATES", [])
            return (m[:2] for m in menus)
Returns menus specified in ``PAGE_MENU_TEMPLATES`` unless you provide
        some custom choices in the field definition.