@staticmethod
def dump_class_state(intf: str, qid: int):
    qid_hex = hex(qid)
    tc_cmd = 'tc -s -d class show dev {} classid 1:{}'.format(intf, qid_hex)
    args = argSplit(tc_cmd)
    try:
        output = subprocess.check_output(args)
        print(output.decode())
    except subprocess.CalledProcessError:
        print('Exception dumping Qos State for %s', intf)
@staticmethod
def dump_class_state(intf: str, qid: int):
    qid_hex = hex(qid)
    tc_cmd = 'tc -s -d class show dev {} classid 1:{}'.format(intf, qid_hex)
    args = argSplit(tc_cmd)
    try:
        output = subprocess.check_output(args)
        print(output.decode())
    except subprocess.CalledProcessError:
        print('Exception dumping Qos State for %s', intf)