old_contents: from .plcorebase import PlCoreBase
  from .deploymentnetwork import DeploymentNetwork
  from .site import Site
  from .site import SitePrivilege
  from .image import Image
  from .key import Key
  from .user import User
  from .role import Role
  from .node import Node
  from .slice import Slice
  from .slice import SliceMembership
  from .sliver import Sliver
  from .serviceclass import ServiceClass
  from .serviceresource import ServiceResource
  
new_contents: from .plcorebase import PlCoreBase
  from .deploymentnetwork import DeploymentNetwork
  from .site import Site
  from .site import SitePrivilege
  from .image import Image
  from .key import Key
  from .user import User
  from .role import Role
  from .node import Node
  from .serviceclass import ServiceClass
  from .serviceresource import ServiceResource
  from .slice import Slice
  from .slice import SliceMembership
  from .sliver import Sliver
  
  
subject: move ServiceClass and ServiceResource before Slice