def list_zones(self):
        """
        Return a list of zones.

        :return: ``list`` of :class:`Zone`
        """
        action = (self.api_root, self.ex_server) % '%s/servers/%s/zones'
        response = self.connection.request(action=action, method='GET')
        return self._to_zones(response)
dataset/ETHPy150Open apache/libcloud/libcloud/dns/drivers/powerdns.py/PowerDNSDriver.list_zones/swapped operands of `%`