def _get_bytes_or_nybles_to_skip(self, in_addr_name):
        if 'in-addr.arpa' in in_addr_name:
            return int((32 - CONF.designate.ipv4_ptr_zone_prefix_size) / 8)
        return int((128 - CONF.designate.ipv6_ptr_zone_prefix_size) / 4)
dataset/ETHPy150Open openstack/neutron/neutron/services/externaldns/drivers/designate/driver.py/Designate._get_bytes_or_nybles_to_skip/original