def apply_active_filters(cls, queryset):
        """
        Apply all filters defined to the queryset passed and return the result.
        """
        if cls.active_filters is not None:
            for filt in cls.active_filters.values() or ():
                if callable(filt):
                    queryset = filt(queryset)
                else:
                    queryset = queryset.filter(filt)

        return queryset

        Apply all filters defined to the queryset passed and return the result.
        
feincms/utils/managers.py