def _set_queryset(self) -> "QuerySet[T]":
        """
        Creates new QuerySet with relation model and pre filters it with currents
        parent model primary key, so all queries by definition are already related
        to the parent model only, without need for user to filter them.

        :return: initialized QuerySet
        :rtype: QuerySet
        """
        related_field_name = self.related_field_name
        pkname = self._owner.get_column_alias(self._owner.ormar_config.pkname)
        self._check_if_model_saved()
        kwargs = {f"{related_field_name}__{pkname}": self._owner.pk}
        queryset = (
            ormar.QuerySet(
                model_cls=self.relation.to, proxy_source_model=self._owner.__class__
            )
            .select_related(related_field_name)
            .filter(**kwargs)
        )
        return queryset

        Creates new QuerySet with relation model and pre filters it with currents
        parent model primary key, so all queries by definition are already related
        to the parent model only, without need for user to filter them.

        :return: initialized QuerySet
        :rtype: QuerySet
        
ormar/relations/relation_proxy.py