@assure_domain
    def changes_since(self, domain, date_or_datetime):
        return domain.changes_since(date_or_datetime)
Returns the attribute *eta* formatted as a string.
dataset/ETHPy150Open rackspace/pyrax/pyrax/clouddns.py/CloudDNSClient.changes_since--crossover with--dataset/ETHPy150Open correl/Transmission-XBMC/resources/lib/transmissionrpc/torrent.py/Torrent.format_eta