diff -r b8b47f9b5e56 -r 396da88d7b5c Beremiz_service.py
--- a/Beremiz_service.py	Fri Sep 22 10:57:57 2017 +0300
+++ b/Beremiz_service.py	Fri Sep 22 16:37:38 2017 +0300
@@ -514,7 +514,7 @@
 
     def evaluator(tocall, *args, **kwargs):
         global main_thread
-        if(main_thread == currentThread()):
+        if main_thread == currentThread():
             # avoid dead lock if called from the wx mainloop
             return default_evaluator(tocall, *args, **kwargs)
         else: