想想还是数码区，google app enginee有其它代替么？或者稳定的访问方法

擦，权限更简单。

我决定当定谷歌的脑残粉了。

Using the Users Service

Google App Engine provides several useful services based on Google infrastructure, accessible by applications using libraries included with the SDK. One such service is the Users service, which lets your application integrate with Google user accounts. With the Users service, your users can use the Google accounts they already have to sign in to your application.

Let's use the Users service to personalize this application's greeting.