#!/usr/bin/python
# coding: utf-8
# hello.py
def application(environ, start_response):
  start_response('200 OK', [('Content-Type', 'text/html')])
  return '
Hello, %s!
' % (environ['PATH_INFO'][1:] or 'web')

#!/usr/bin/python
# coding: utf-8

# server.py
from wsgiref.simple_server import make_server
from hello import application

# create server, ip is empty, port is 8000, handle function is application
httpd = make_server('', 8000, application)
print "Serving HTTP on port 8000..."
# start listen http request
httpd.serve_forever()