context parameter was missing in getPrice

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@9766 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Item.py

@@ -89,7 +89,7 @@ class Item(XMLObject, Amount, ImmobilisableItem):
         """
         return XMLObject.generateNewId(self, id_group=id_group, default=default, method=method)
 
-    def getPrice(self,**kw):
+    def getPrice(self,context=None,**kw):
       """
         Get the Price in the context.