Update: Update 7.6

sale.py

@@ -17,19 +17,18 @@ class SaleLine(metaclass=PoolMeta):
     __name__ = 'sale.line'
 
     @classmethod
-    def delete(cls, lines):
+    def _create_sale_line_deleted_log(cls, line):
         pool = Pool()
         SaleLineDeleted = pool.get('sale.line_deleted')
-        for line in lines:
-            SaleLineDeleted.create([{
-                'sale': line.sale,
-                'quantity': line.quantity,
-                'unit': line.unit,
-                'product': line.product,
-                'user': Transaction().user
-            }])
 
-        super(SaleLine, cls).delete(lines)
+        SaleLineDeleted.create([{
+            'sale': line.sale,
+            'sale_date': line.sale_date,
+            'quantity': line.quantity,
+            'unit': line.unit,
+            'product': line.product,
+            'user': Transaction().user
+        }])
 
 
 class SaleLineDeleted(ModelSQL, ModelView):

tests/scenario_sale_line_delete_log.rst

@@ -20,7 +20,7 @@ Imports::
 
 Activate modules::
 
-    >>> config = activate_modules('sale_line_delete_log')
+  >>> config = activate_modules('sale_line_delete_log')
 
 Initial data::
 
@@ -175,11 +175,4 @@ Delete a sale line::
   >>> sale.save()
   >>> len(sale.lines)
   2
-  >>> sale.reload()
+  
-  >>> sale.delete_lines[0]
-  proteus.Model.get('sale.line_deleted')(1)
-  >>> assert isinstance(sale.delete_lines[0], Model.get('sale.line_deleted')), "it's not instance SaleLineDeleted"
-  
-
-
-

tryton.cfg

@@ -1,5 +1,5 @@
 [tryton]
-version=6.8.0
+version=7.6.0
 depends:
     ir
     account