Write the points in RabbitMQ.

def export(self, name, columns, points):
        """Write the points in RabbitMQ."""
        data = ('hostname=' + self.hostname + ', name=' + name +
                ', dateinfo=' + datetime.datetime.utcnow().isoformat())
        for i in range(len(columns)):
            if not isinstance(points[i], Number):
                continue
            else:
                data += ", " + columns[i] + "=" + str(points[i])
        logger.debug(data)
        try:
            self.client.basic_publish(exchange='', routing_key=self.queue, body=data)
        except Exception as e:
            logger.error("Can not export stats to RabbitMQ (%s)" % e)