def _setup_chains(self):
        if not self._defer_apply:
            self._setup_chains_apply(self.filtered_ports,
                                     self.unfiltered_ports)
TODO: add docstring
dataset/ETHPy150Open openstack/neutron/neutron/agent/linux/iptables_firewall.py/IptablesFirewallDriver._setup_chains--crossover with--dataset/ETHPy150Open treasure-data/td-client-python/tdclient/user_api.py/UserAPI.change_password