def index_queryset(self, using=None):
        return self.get_model().objects.filter(active=True)

# I don't know if this date is changed if some widget was changed..
#    def get_updated_field(self):
#        return "modification_date"
Used when the entire index for model is updated.
dataset/ETHPy150Open django-leonardo/django-leonardo/leonardo/module/search/search_indexes.py/PageIndex.index_queryset