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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 create(self):
 """ Create the subqueue to change the default behavior of Lock to semaphore. """

        self.queue = self.scheduler.queue.addSubQueue(self.priority, LockEvent.createMatcher(self.context, self.key),
                                         maxdefault = self.size, defaultQueueClass = CBQueue.AutoClassQueue.initHelper('locker', subqueuelimit = 1))