Delete a few unused names suggested by pyflakes.
diff --git a/Lib/idlelib/configHandler.py b/Lib/idlelib/configHandler.py
index 67ab1f6..173751e 100644
--- a/Lib/idlelib/configHandler.py
+++ b/Lib/idlelib/configHandler.py
@@ -20,7 +20,7 @@
 import os
 import sys
 import string
-from ConfigParser import ConfigParser, NoOptionError, NoSectionError
+from ConfigParser import ConfigParser
 
 class InvalidConfigType(Exception): pass
 class InvalidConfigSet(Exception): pass