tornado新浪微博第三方登录

'''调用微博登录'''
class (BaseHandler):
    def get(self,*args,**kwargs):
        #微博接口地址
        weibo_auth_url = "https://api.weibo.com/oauth2/authorize"
        #回调网址
        redirect_url = "http://127.0.0.1:8000/md_admin/weibo"
        #应用id
        client_id = "2636039333"
        #组合url
        auth_url = weibo_auth_url + "?client_id={client_id}&redirect_uri={re_url}".format(client_id=client_id,
                                                                                        re_url=redirect_url)
        self.write(auth_url)

#新浪微博回调地址（第二步）
class SinaBackHandler(BaseHandler):
    def get(self,*args,**kwargs):
        #获取回调的code
        code = self.get_argument('code')
        #微博认证地址
        access_token_url = "https://api.weibo.com/oauth2/access_token"
        #参数 向新浪接口发送请求
        re_dict = requests.post(access_token_url,data={
            "client_id": '2636039333',
            "client_secret": "4e2fbdb39432c31dc5c2f90be3afa5ce",
            "grant_type": "authorization_code",
            "code": code,
            "redirect_uri": "http://127.0.0.1:8000/md_admin/weibo",
        })

        re_dict = re_dict.text
        re_dict = eval(re_dict)
        uid = re_dict.get('uid')
        if uid:
            user = User()
            user.name = uid
            user.social_attr = 1
            session.add(user)
            session.commit()

            user_ = session.query(User).filter_by(name=uid).first()
            self.redirect('http://localhost:8080/?uid=%s' %(user_.id))