maxint->maxsize. Wouldn't import.

Lib/idlelib/CodeContext.py

@@ -12,7 +12,7 @@ not open blocks are not shown in the context hints pane.
 import Tkinter
 from Tkconstants import TOP, LEFT, X, W, SUNKEN
 import re
-from sys import maxint as INFINITY
+from sys import maxsize as INFINITY
 from idlelib.configHandler import idleConf
 
 BLOCKOPENERS = set(["class", "def", "elif", "else", "except", "finally", "for",