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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 wait_for_master_death(self):
 """Wait for a master timeout and take the lead if necessary :return: None """

        logger.info("Waiting for master death")
        timeout = 1.0
        self.last_master_ping = time.time()

        master_timeout = 300
        for arbiter_link in self.conf.arbiters:
            if not arbiter_link.spare:
                master_timeout = \
                    arbiter_link.spare_check_interval * arbiter_link.spare_max_check_attempts
        logger.info("I'll wait master death for %d seconds", master_timeout)

        while not self.interrupted:
            # Make a pause and check if the system time changed
            _, tcdiff = self.make_a_pause(timeout)
            # If there was a system time change then we have to adapt last_master_ping:
            if tcdiff:
                self.last_master_ping += tcdiff

            if self.new_conf:
                self.setup_new_conf()

            sys.stdout.write(".")
            sys.stdout.flush()

            # Now check if master is dead or not
            now = time.time()
            if now - self.last_master_ping > master_timeout:
                logger.info("Arbiter Master is dead. The arbiter %s takes the lead!",
                            self.link_to_myself.name)
                for arbiter_link in self.conf.arbiters:
                    if not arbiter_link.spare:
                        arbiter_link.alive = False
                self.must_run = True
                break