old_contents: from syft.core.node.device.device import Device
  from syft.grid.services.vm_management_service import CreateVMService
  
  node = Device(name="om-device")
  node.immediate_services_with_reply.append(CreateVMService)
  node._register_services()  # re-register all services including SignalingService
  
new_contents: from syft.core.node.device.device import Device
  
  # from syft.grid.services.vm_management_service import CreateVMService
  
  node = Device(name="om-device")
  # node.immediate_services_with_reply.append(CreateVMService)
  # node._register_services()  # re-register all services including SignalingService
  
subject: Remove unused import