def apply_port_filter(self, port):
        raise NotImplementedError()
A basic test of StyleManager.
dataset/ETHPy150Open openstack/neutron/neutron/agent/firewall.py/FirewallDriver.apply_port_filter--crossover with--dataset/ETHPy150Open nasa/mplStyle/mplStyle/types/test/test_StyleManager.py/TestStyleManager.testBasic