Rebinding Tab key was inserting 'tab' instead of 'Tab'. Bug 1179168.

Lib/idlelib/NEWS.txt

+What's New in IDLE 1.2c1?
+=========================
+
+*Release date: XX-XXX-2006*
+
+- Rebinding Tab key was inserting 'tab' instead of 'Tab'.  Bug 1179168.
+
+- Colorizer now handles #<builtin> correctly, also unicode strings and
+  'as' keyword in comment directly following import command. Closes 1325071.
+  Patch 1479219 Tal Einat
+
 What's New in IDLE 1.2b2?
 =========================
 

Lib/idlelib/keybindingDialog.py

@@ -202,7 +202,7 @@ class GetKeysDialog(Toplevel):
                 ':':'colon',',':'comma','.':'period','<':'less','>':'greater',
                 '/':'slash','?':'question','Page Up':'Prior','Page Down':'Next',
                 'Left Arrow':'Left','Right Arrow':'Right','Up Arrow':'Up',
-                'Down Arrow': 'Down', 'Tab':'tab'}
+                'Down Arrow': 'Down', 'Tab':'Tab'}
         if key in translateDict.keys():
             key = translateDict[key]
         if 'Shift' in modifiers and key in string.ascii_lowercase: