Get metrics from YARN scheduler if it's type is capacityScheduler

def _yarn_capacity_scheduler_metrics(self, metrics_json, addl_tags, queue_blacklist):
        """
        Get metrics from YARN scheduler if it's type is capacityScheduler
        """
        tags = ['queue_name:{}'.format(metrics_json['queueName'])]
        tags.extend(addl_tags)

        self._set_yarn_metrics_from_json(tags, metrics_json, YARN_ROOT_QUEUE_METRICS)

        if metrics_json['queues'] is not None and metrics_json['queues']['queue'] is not None:

            queues_count = 0
            for queue_json in metrics_json['queues']['queue']:
                queue_name = queue_json['queueName']

                if queue_name in queue_blacklist:
                    self.log.debug('Queue "{}" is blacklisted. Ignoring it'.format(queue_name))
                    continue

                queues_count += 1
                if queues_count > MAX_DETAILED_QUEUES:
                    self.warning(
                        "Found more than 100 queues, will only send metrics on first 100 queues. "
                        "Please filter the queues with the check's `queue_blacklist` parameter"
                    )
                    break

                tags = ['queue_name:{}'.format(str(queue_name))]
                tags.extend(addl_tags)

                self._set_yarn_metrics_from_json(tags, queue_json, YARN_QUEUE_METRICS)