@classmethod
def new(cls, context, instance_uuid):
    """Create an InfoCache object that can be used to create the DB
        entry for the first time.

        When save()ing this object, the info_cache_update() DB call
        will properly handle creating it if it doesn't exist already.
        """
    info_cache = cls()
    info_cache.instance_uuid = instance_uuid
    info_cache.network_info = None
    info_cache._context = context
    return info_cache
