I'm proposing to add reduce to functools to make code forward compatible with 3.0 code. Since 2to3 has no fixer for reduce it's an easy way to make code run under 2.6 and 3.0 w/o a try/except ImportError block.

Index: Lib/functools.py
===================================================================
--- Lib/functools.py    (revision 56041)
+++ Lib/functools.py    (working copy)
@@ -8,6 +8,7 @@
 # See C source code for _functools credits/copyright
 
 from _functools import partial
+from __builtin__ import reduce
 
 # update_wrapper() and wraps() are tools to help write
 # wrapper functions that can handle naive introspection