# 63 Mail background sending

* moves mail sending to background using celery

konova/models/object.py

@@ -10,6 +10,8 @@ import uuid
 from abc import abstractmethod
 
 from django.contrib import messages
+
+from konova.tasks import celery_send_mail_shared_access_removed
 from user.models import User
 from django.core.exceptions import ObjectDoesNotExist
 from django.http import HttpRequest
@@ -413,9 +415,9 @@ class ShareableObjectMixin(models.Model):
         )
         removed_users = self.users.all().exclude(
             id__in=accessing_users
-        )
+        ).values("id")
         for user in removed_users:
-            user.send_mail_shared_access_removed(self)
+            celery_send_mail_shared_access_removed.delay(self.identifier, user["id"])
         self.share_with_list(users)