@staticmethod
    @utils.synchronized('lock_vlan', external=True)
    def remove_vlan(vlan_num):
        vlan_interface = 'vlan%s' % vlan_num
        delete_net_dev(vlan_interface)
If a warnings filter has been installed which turns warnings into
dataset/ETHPy150Open openstack/nova/nova/network/linux_net.py/LinuxBridgeInterfaceDriver.remove_vlan--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/trial/test/test_warning.py/FlushWarningsTests.test_warningsConfiguredAsErrors