Fix patch for user->user change status v1

api/v1/permissions.py

@@ -2,6 +2,8 @@
 from django.shortcuts import get_object_or_404
 from rest_framework import permissions
 
+from tasks.models import Task
+
 User = get_user_model()
 
 
@@ -23,10 +25,11 @@ def has_permission(self, request, view):
     def has_object_permission(self, request, view, obj):
         if request.user == obj.creator:
             return True
-        if (
-            request.method == "PATCH"
-            and "status" in request.data
-            and request.data["status"] == "complete"
-        ):
-            return request.user == obj.executor
+        if isinstance(obj, Task):
+            if (
+                request.method == "PATCH"
+                and "status" in request.data
+                and request.data["status"] == "complete"
+            ):
+                return request.user == obj.executor
         return False