def yaml(self):
        return yaml.dump(self.serialized, default_flow_style=False,
                         encoding=None)
def get_snapshot(self, snapshot_id):
        """Returns the details of a single snapshot."""
        url = "snapshots/%s" % str(snapshot_id)
        resp, body = self.get(url)
        body = json.loads(body)
        return resp, body['snapshot']