<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_queue(self, queue_name):
 """ Retrieves the queue with the given name, or ``None`` if no match was found. :param str queue_name: The name of the queue to retrieve. :rtype: :py:class:`boto.sqs.queue.Queue` or ``None`` :returns: The requested queue, or ``None`` if no match was found. """

        rs = self.get_all_queues(queue_name)
        for q in rs:
            if q.url.endswith(queue_name):
                return q
        return None