docs: def _get_gpu_pci_devices(self):
          """Returns the list of gpu devices."""
          pci_device_list = self._get_pci_devices()
  
          gpu_list = []
          items = pci_device_list['Items']
          for item in items:
              if item['ClassCode'] in CLASSCODE_FOR_GPU_DEVICES:
                  if item['SubclassCode'] in SUBCLASSCODE_FOR_GPU_DEVICES:
                      gpu_list.append(item)
          return gpu_list