Read and write cookies in mod_wsgi application

Read a cookie from HTTP header:

def application(environ, start_response):
    import Cookie
    cookie = Cookie.SimpleCookie()
    cookie.load(environ['HTTP_COOKIE'])
    access_token = cookie['access_token'].value

Write a cookie to HTTP header:

def application(environ, start_response):
    import Cookie
    cookie = Cookie.SimpleCookie()
    cookie['access_token'] = '1xRD3WXsdfsw23rjfsj9L'
    access_token = cookie['access_token'].value
    start_response('200 OK', ('Set-Cookie',cookie["access_token"].OutputString())])