from __future__ import unicode_literals from django.conf import settings from model_utils.managers import InheritanceManager, InheritanceQuerySet from organizations.managers import CurrentOrganizationManager class OrganizationSourceManager(InheritanceManager, CurrentOrganizationManager): def get_queryset(self): return InheritanceQuerySet(self.model).filter( **{self._get_field_name() + '__id': settings.ORGANIZATION_ID} )