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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 setup_queue(self):
 """Declare the queue When completed, the on_queue_declareok method will be invoked by pika. """

        logger.debug("Declaring queue %s" % self._queue)
        self._channel.queue_declare(self.on_queue_declareok, self._queue, durable=True)