TileStache with S3 cache redirects

#!/usr/bin/env python

import sys, os, httplib

sys.path.insert(1, '/home/protected/python')
import TileStache

if __name__ == '__main__':
    conn = httplib.HTTPConnection('tiles.aperiodic.net.s3.amazonaws.com')
    conn.request('HEAD', os.environ['PATH_INFO'])
    if conn.getresponse().status == 200:
        print 'Location: http://tiles.aperiodic.net.s3.amazonaws.com' + os.environ['PATH_INFO']
        print ''
    else:
        TileStache.cgiHandler(os.environ, '/home/protected/tilestache.cfg')