def _check_compatibility(self):
        self._check_iptables_compatibility()
        self._check_ipset_compatibility()
predicate for inclusion in the readable for select()
dataset/ETHPy150Open facebookarchive/neti/neti/iptables.py/IPtables._check_compatibility--crossover with--dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/asynchat.py/async_chat.readable