Rip out all the u"..." literals and calls to unicode().
diff --git a/Lib/idlelib/PyParse.py b/Lib/idlelib/PyParse.py
index 1a9db67..463ad36 100644
--- a/Lib/idlelib/PyParse.py
+++ b/Lib/idlelib/PyParse.py
@@ -105,7 +105,7 @@
 del ch
 
 try:
-    UnicodeType = type(unicode(""))
+    UnicodeType = type(str(""))
 except NameError:
     UnicodeType = None