from keystoneauth1.identity import v3
from novaclient import client as nClient
-from osm_mon.collector.utils import CollectorUtils
+from osm_mon.collector.utils.collector import CollectorUtils
from osm_mon.collector.vnf_collectors.base_vim import BaseVimCollector
from osm_mon.collector.vnf_metric import VnfMetric
from osm_mon.core.common_db import CommonDbClient