Added tabnanny.py, by Tim Peters, formerly from Tools/scripts, to the

standard library.  Added some comments:

# XXX Note: this is now a standard library module.
# XXX The API needs to undergo changes however; the current code is too
# XXX script-like.  This will be addressed later.

Lib/tabnanny.py

@@ -4,6 +4,10 @@
 
 # Released to the public domain, by Tim Peters, 15 April 1998.
 
+# XXX Note: this is now a standard library module.
+# XXX The API needs to undergo changes however; the current code is too
+# XXX script-like.  This will be addressed later.
+
 __version__ = "6"
 
 import os

Tools/idle/tabnanny.py

@@ -4,6 +4,10 @@
 
 # Released to the public domain, by Tim Peters, 15 April 1998.
 
+# XXX Note: this is now a standard library module.
+# XXX The API needs to undergo changes however; the current code is too
+# XXX script-like.  This will be addressed later.
+
 __version__ = "6"
 
 import os