[IMP] base_exception: Only write if a change is necessary

base_exception/__manifest__.py

@@ -5,7 +5,7 @@
 
 {
     'name': 'Exception Rule',
-    'version': '11.0.1.1.0',
+    'version': '11.0.1.1.1',
     'category': 'Generic Modules',
     'summary': """
     This module provide an abstract model to manage customizable

base_exception/models/base_exception.py

@@ -185,7 +185,10 @@ class BaseException(models.AbstractModel):
                 continue
             exception_ids = obj._detect_exceptions(
                 model_exceptions, sub_exceptions)
-            obj.exception_ids = [(6, 0, exception_ids)]
+            if set(obj.exception_ids.ids).symmetric_difference(
+                set(exception_ids)
+            ):
+                obj.exception_ids = [(6, 0, exception_ids)]
             all_exception_ids += exception_ids
         return all_exception_ids