If you simply want the latest python to run from the command line, then compiling the source code works fine on the mac. I just installed 2.4.1 on Os 10.3.8 last week without any problems.
http://www.python.org/ftp/python/2.4.1/Python-2.4.1.tgz "./configure" "make" "make install" J.S. -- http://mail.python.org/mailman/listinfo/python-list