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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 send_key(self, key):
 """Sends a key."""

        _LOGGER.info('Queueing key %s', key)
        frame = self._get_key_event_frame(key)

        # Queue it to send immediately following the reception
        # of a keep-alive packet in an attempt to avoid bus collisions.
        self._send_queue.put({'frame': frame})