I\'ve been searching for quite a while with no success. My project isn\'t using Django, is there a simple way to serialize App Engine models (google.appengine.ext.db.Model)
These APIs (google.appengine.ext.db) are no longer recommended. Apps that use these APIs can only run in the App Engine Python 2 runtime and will need to migrate to other APIs and services before migrating to the App Engine Python 3 runtime.
To know more: click here