Method filter

tests/custom_managers/models.py:36–39

(self, *args, **kwargs)

class CustomQuerySet(models.QuerySet):
    def filter(self, *args, **kwargs):
        queryset = super().filter(fun=True)
        queryset._filter_CustomQuerySet = True
        return queryset

    def public_method(self, *args, **kwargs):
        return self.all()