Merge pull request readthedocs#5419 from stsewd/fix-warnings

Fix warnings in code

Author: stsewd

readthedocs/restapi/urls.py

@@ -35,7 +35,7 @@
 router.register(r'project', ProjectViewSet, basename='project')
 router.register(r'notification', NotificationViewSet, basename='emailhook')
 router.register(r'domain', DomainViewSet, basename='domain')
-router.register(r'sphinx_domains', SphinxDomainAPIView, base_name='sphinxdomain')
+router.register(r'sphinx_domains', SphinxDomainAPIView, basename='sphinxdomain')
 router.register(
     r'remote/org',
     RemoteOrganizationViewSet,

readthedocs/sphinx_domains/api.py

@@ -33,7 +33,7 @@ class SphinxDomainAPIView(UserSelectViewSet):  # pylint: disable=too-many-ancest
     model = SphinxDomain
     serializer_class = SphinxDomainSerializer
     admin_serializer_class = SphinxDomainAdminSerializer
-    filter_fields = (
+    filterset_fields = (
         'project__slug',
         'version__slug',
         'domain',