def METHOD_NAME(db_session, user_vetinari, project_expo2010):
    """Create an update to add a notification for."""
    db_session.commit()
    update = models.Update(
        project=project_expo2010,
        created_by=user_vetinari,
        title="New update",
        body="New update body",
    )
    db_session.add(update)
    db_session.commit()
    update.publish(user_vetinari)
    db_session.commit()
    return update