Python wsgi bz2 content (stream)

from wsgiref.util import setup_testing_defaults
from wsgiref.simple_server import make_server
import bz2

def simple_app(environ, start_response):

    status = '200 OK'
    headers = [('Content-type', 'application/x-bzip2')]

    start_response(status, headers)

    word = ""
    for key, value in environ.iteritems():
        word += "%s: %s\n" % (key, value)
   
          
    ret = bz2.compress(word)
    return ret

httpd = make_server('', 8000, simple_app)
print "Serving on port 8000..."
httpd.serve_forever()