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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 _spawn(self):
 """ Initialize the queue and the threads. """

        self.queue = Queue(maxsize=self.num_threads * 10)
        for i in range(self.num_threads):
            t = Thread(target=self._consume)
            t.daemon = True
            t.start()