获取wsgi environ变量

from wsgiref.simple_server import make_server
from ex import application

httpd=make_server(‘‘,8000,application)
print ‘Serving Http on port 8000‘
httpd.serve_forever()

def application(environ,start_response):
    start_response(‘200 OK‘,[(‘Content-Type‘,‘text/html‘)])
    body=‘<ol>‘
    for key,value in environ.iteritems():
        body=‘‘.join([body,‘<li>%s:%s</li>‘ %(key,value)])
    else:
        body=‘‘.join([body,‘</ol>‘])
    return [body]

import urllib2
request=urllib2.urlopen(‘http://localhost:8000‘) 
response=request.read()