def _non_default_vhosts(self):
        return [vh for vh in self.vhosts if not all(
            addr.get_addr() == "_default_" for addr in vh.addrs
        )]
Return all non _default_ only vhosts.
dataset/ETHPy150Open letsencrypt/letsencrypt/certbot-apache/certbot_apache/configurator.py/ApacheConfigurator._non_default_vhosts