--- a/DebugClients/Python/DebugBase.py	Mon Jun 19 17:49:39 2017 +0200
+++ b/DebugClients/Python/DebugBase.py	Tue Jun 20 14:45:35 2017 +0200
@@ -797,7 +797,7 @@
         exctype, excval, exctb = excinfo
         
         if ((exctype in [GeneratorExit, StopIteration] and
-                unhandled == False) or
+             unhandled is False) or
                 exctype == SystemExit):
             # ignore these
             return