Avoid handling BaseException, so SysExit and KeyboardInterrupt are propagated. #1834

zenmap/zenmapGUI/FileChoosers.py

@@ -179,7 +179,7 @@ class UnicodeFileChooserDialog(gtk.FileChooserDialog):
             encoding = sys.getfilesystemencoding() or "UTF-8"
         try:
             filename = filename.decode(encoding)
-        except:
+        except Exception:
             pass
         return filename