def purge_cdn_object(self, obj, email_addresses=None):
        return self.object_manager.purge(obj, email_addresses=email_addresses)
Returns an instance of Model class by ID (and app, namespace).
dataset/ETHPy150Open rackspace/pyrax/pyrax/object_storage.py/Container.purge_cdn_object--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/datastore-ndb-python/ndb/model.py/Model._get_by_id_async