Delivers up to 10 messages to a queue in a single request.

        :type queue: A :class:`boto.sqs.queue.Queue` object.
        :param queue: The Queue to which the messages will be written.

        :type messages: List of lists.
        :param messages: A list of lists or tuples.  Each inner
            tuple represents a single message to be written
            and consists of and ID (string) that must be unique
            within the list of messages, the message body itself
            which can be a maximum of 64K in length, and an
            integer which represents the delay time (in seconds)
            for the message (0-900) before the message will
            be delivered to the queue.

def send_message_batch(self, queue, messages):
        """
        Delivers up to 10 messages to a queue in a single request.

        :type queue: A :class:`boto.sqs.queue.Queue` object.
        :param queue: The Queue to which the messages will be written.

        :type messages: List of lists.
        :param messages: A list of lists or tuples.  Each inner
            tuple represents a single message to be written
            and consists of and ID (string) that must be unique
            within the list of messages, the message body itself
            which can be a maximum of 64K in length, and an
            integer which represents the delay time (in seconds)
            for the message (0-900) before the message will
            be delivered to the queue.
        """
        params = {}
        for i, msg in enumerate(messages):
            p_name = 'SendMessageBatchRequestEntry.%i.Id' % (i+1)
            params[p_name] = msg[0]
            p_name = 'SendMessageBatchRequestEntry.%i.MessageBody' % (i+1)
            params[p_name] = msg[1]
            p_name = 'SendMessageBatchRequestEntry.%i.DelaySeconds' % (i+1)
            params[p_name] = msg[2]
        return self.get_object('SendMessageBatch', params, BatchResults,
                               queue.id, verb='POST')