Fix drf_spectacular OpenAPI schema warnings

pulpcore/app/views/repair.py

@@ -8,6 +8,10 @@
 
 
 class RepairView(APIView):
+    def get_serializer_class(self):
+        """Get serializer class."""
+        return AsyncOperationResponseSerializer
+
     @extend_schema(
         description=(
             "Trigger an asynchronous task that checks for missing "

pulpcore/app/viewsets/task.py

@@ -100,6 +100,14 @@ class TaskViewSet(
         ],
     }
 
+    def get_queryset(self):
+        """Get queryset."""
+        if self.request is None:
+            # https://github.com/carltongibson/django-filter/issues/966#issuecomment-639739206
+            return Task.objects.none()
+
+        return Task.objects.all()
+
     @extend_schema(
         description="This operation cancels a task.",
         summary="Cancel a task",

pulpcore/openapi/__init__.py

@@ -170,7 +170,13 @@ def _get_serializer_name(self, serializer, direction):
         Get serializer name.
         """
         name = super()._get_serializer_name(serializer, direction)
-        if direction == "request":
+        if "RepositoryVersion" in name:
+            prefix = self.view.parent_viewset.queryset.model._meta.app_label
+            name = prefix.title() + name
+        pulp_model_alias = getattr(self.view, "pulp_model_alias", None)
+        if pulp_model_alias:
+            name = pulp_model_alias
+        if direction == "request" and "Request" in name:
             name = name[:-7]
         elif direction == "response" and "Response" not in name:
             name = name + "Response"
@@ -439,8 +445,6 @@ def get_schema(self, request=None, public=False):
             paths=self.parse(request, public),
             components=self.registry.build(spectacular_settings.APPEND_COMPONENTS),
         )
-        for hook in spectacular_settings.POSTPROCESSING_HOOKS:
-            result = hook(result=result, generator=self, request=request, public=public)
 
         # Basically I'm doing it to get pulp logo at redoc page
         result["info"]["x-logo"] = {