'Creates new tags or updates existing tags for an Auto Scaling group.
:type tags: List of :class:`boto.ec2.autoscale.tag.Tag`
:param tags: The new or updated tags.'

def create_or_update_tags(self, tags):

    params = {}
    for (i, tag) in enumerate(tags):
        tag.build_params(params, (i + 1))
    return self.get_status('CreateOrUpdateTags', params, verb='POST')
