+ # add datacenters from instantiation parameters
+ if descriptor_net.get("sites"):
+ for site in descriptor_net["sites"]:
+ if site.get("datacenter") and site["datacenter"] not in involved_datacenters:
+ involved_datacenters.append(site["datacenter"])
+ sce_net2instance[sce_net_uuid] = {}
+ net2task_id['scenario'][sce_net_uuid] = {}