I saw many links over the internet and specifically openid-consumer project (which is a part of http://code.google.com/p/google-app-engine-samples/), but it doesn\'t work as
I just noticed the new version of the app engine SDK now includes support for OpenID in the user API
The 1.3.4 release includes support for authentication via OpenID as an experimental feature.
look in the app engine python user API docs for more info about this
This should make this easy to implement (I will start implementing this today !)