[gnome-keysign: 8/16] scan_barcode: fix no exception to reraise

[Tobias Mueller <tobiasmue src gnome org>]

commit 52cdb7d35c75a2ef38c994705ef4efb34f852497
Author: RyuzakiKK <aasonykk gmail com>
Date:   Wed Dec 5 16:20:57 2018 +0100

    scan_barcode: fix no exception to reraise

 keysign/scan_barcode.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/keysign/scan_barcode.py b/keysign/scan_barcode.py
index a594743..d58a2c9 100755
--- a/keysign/scan_barcode.py
+++ b/keysign/scan_barcode.py
@@ -89,7 +89,7 @@ class BarcodeReaderGTK(Gtk.Box):
                         self.emit("barcode", barcode, message, pixbuf)
                     else:
                         # If we do not see the zbar < 1.6, we raise
-                        raise
+                        raise Exception("Zbar version is not what we expected")
 
 
     def run(self):