diff -r dea107dce0c4 -r 750eeb7230a1 runtime/ServicePublisher.py
--- a/runtime/ServicePublisher.py	Mon Aug 14 21:31:01 2017 +0300
+++ b/runtime/ServicePublisher.py	Mon Aug 14 22:23:17 2017 +0300
@@ -48,7 +48,7 @@
 
     def _RegisterService(self, name, ip, port):
         # name: fully qualified service name
-        self.service_name = 'Beremiz_%s.%s'%(name,service_type)
+        self.service_name = 'Beremiz_%s.%s' % (name,service_type)
         self.name = name
         self.port = port