--- a/sat_frontends/bridge/bridge_frontend.py	Wed Jun 27 07:51:29 2018 +0200
+++ b/sat_frontends/bridge/bridge_frontend.py	Wed Jun 27 20:14:46 2018 +0200
@@ -1,5 +1,5 @@
 #!/usr/bin/env python2
-#-*- coding: utf-8 -*-
+# -*- coding: utf-8 -*-
 
 # SAT communication bridge
 # Copyright (C) 2009-2018 Jérôme Poisson (goffi@goffi.org)
@@ -21,7 +21,7 @@
 class BridgeException(Exception):
     """An exception which has been raised from the backend and arrived to the frontend."""
 
-    def __init__(self, name, message='', condition=''):
+    def __init__(self, name, message="", condition=""):
         """
 
         @param name (str): full exception class name (with module)
@@ -31,11 +31,11 @@
         Exception.__init__(self)
         self.fullname = unicode(name)
         self.message = unicode(message)
-        self.condition = unicode(condition) if condition else ''
-        self.module, dummy, self.classname = unicode(self.fullname).rpartition('.')
+        self.condition = unicode(condition) if condition else ""
+        self.module, dummy, self.classname = unicode(self.fullname).rpartition(".")
 
     def __str__(self):
-        message = (': %s' % self.message) if self.message else ''
+        message = (": %s" % self.message) if self.message else ""
         return self.classname + message
 
     def __eq__(self, other):