--- a/tests/tools/test_application.py	Tue Oct 03 16:31:31 2017 +0300
+++ b/tests/tools/test_application.py	Thu Oct 05 16:38:49 2017 +0300
@@ -74,7 +74,7 @@
             raise self.exc_info[0], self.exc_info[1], self.exc_info[2]
 
     def ProcessEvents(self):
-        for i in range(0, 30):
+        for dummy in range(0, 30):
             self.CheckForErrors()
             wx.Yield()
             time.sleep(0.01)