Write errors on sys.stderr

oec/core.py

@@ -66,12 +66,12 @@
             success, info = item
             if not success:
                 message, sent_item = info
-                print "*" * 35
-                print(_("OpenERP Error message:"))
-                print message
-                print "-" * 35
-                print sent_item
-                print "*" * 35
+                sys.stderr.write("*" * 35)
+                sys.strderr.write(_("OpenERP Error message:"))
+                sys.stderr.write(message)
+                sys.stderr.write("-" * 35)
+                sys.stderr.write(sent_item)
+                sys.stderr.write("*" * 35)
 
         end_time = datetime.datetime.now()
         duration = end_time - start_time