Source
--- Mac/OSX/IDLE/Makefile.in.orig 2006-10-08 10:41:25.000000000 -0700
+++ Mac/OSX/IDLE/Makefile.in 2007-04-27 13:27:07.000000000 -0700
@@ -21,7 +21,7 @@
BUNDLEBULDER=$(srcdir)/../../../Lib/plat-mac/bundlebuilder.py
-PYTHONAPPSDIR=/Applications/MacPython $(VERSION)
+PYTHONAPPSDIR=/Applications/MacPorts/MacPython $(VERSION)
all: IDLE.app