[API Compatibility] Enhance several tensor creation methods

python/paddle/device/__init__.py

@@ -217,7 +217,10 @@ def get_cudnn_version() -> int | None:
  return _cudnn_version
 
 
-def _convert_to_place(device: str) -> PlaceLike:
+def _convert_to_place(device: PlaceLike) -> PlaceLike:
+ if not isinstance(device, str):
+ return device # return directly if not a string
+
  lower_device = device.lower()
  if device in core.get_all_custom_device_type():
  selected_devices = os.getenv(f"FLAGS_selected_{device}s", "0").split(