gistfile1.txt

$ git diff
diff --git a/utilities/logic/async_wrapper.py b/utilities/logic/async_wrapper.py
index 34ddaf1..9caf422 100644
--- a/utilities/logic/async_wrapper.py
+++ b/utilities/logic/async_wrapper.py
@@ -200,6 +200,7 @@ if __name__ == '__main__':
     except SystemExit:
         # On python2.4, SystemExit is a subclass of Exception.
         # This block makes python2.4 behave the same as python2.5+
+        raise

     except Exception:
         e = sys.exc_info()[1]