pydouban_example_auth.py

import pydouban

@route('/login')
class Login(WebHandler):
    def get(self):
        auth = pydouban.Auth(key, secret) # your consumer key and secret
        dic = auth.login('http://localhost/auth')
        memcache.set('douban', dic)
        return self.redirect(dic['url'])

@route('/auth')
class Auth(WebHandler):
    def get(self):
        auth = pydouban.Auth(key, secret)
        dic = memcache.get('douban')
        qs = auth.get_acs_token(dic['oauth_token'],dic['oauth_token_secret'])
        db.Douban.set('qs', qs)
        return self.response('Get access token ' + qs)