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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def start_dut_thread(self):
 # pylint: disable=no-self-use """ Start Dut thread. :return: Nothing """

        if Dut._th is None:
            Dut._run = True
            Dut._sem = Semaphore(0)
            Dut._signalled_duts = deque()
            Dut._logger = LogManager.get_bench_logger('Dut')
            Dut._th = Thread(target=Dut.run, name='DutThread')

            Dut._th.daemon = True
            Dut._th.start()