-from lcm.nf.const import VNF_STATUS, RESOURCE_MAP, GRANT_TYPE, OPERATION_STATE_TYPE, LCM_NOTIFICATION_STATUS, CHANGE_TYPE, OPERATION_TYPE
-import uuid
+from lcm.nf.const import RESOURCE_MAP
+from lcm.nf.const import GRANT_TYPE
+from lcm.nf.const import OPERATION_STATE_TYPE
+from lcm.nf.const import LCM_NOTIFICATION_STATUS
+from lcm.nf.const import CHANGE_TYPE
+from lcm.nf.const import OPERATION_TYPE
+from lcm.nf.const import OPERATION_TASK
+from .operate_vnf_lcm_op_occ import VnfLcmOpOcc