--- a/test/unittest_cwconfig.py	Wed Apr 09 11:25:45 2014 +0200
+++ b/test/unittest_cwconfig.py	Tue Apr 08 17:39:39 2014 +0200
@@ -123,7 +123,7 @@
         self.assertEqual(self.config.cubes_search_path(),
                           [CUSTOM_CUBES_DIR,
                            self.config.CUBES_DIR])
-        self.assertTrue('mycube' in self.config.available_cubes())
+        self.assertIn('mycube', self.config.available_cubes())
         # test cubes python path
         self.config.adjust_sys_path()
         import cubes