Update app.py

app.py

@@ -16,15 +16,24 @@ import torch
 if not hasattr(torch, "xpu"):
     class _DummyXPU:
         @staticmethod
-        def empty_cache() -> None:
+        def empty_cache():
             return None
         @staticmethod
-        def is_available() -> bool:
+        def manual_seed(_seed: int):
+            return None
+        @staticmethod
+        def is_available():
             return False
         @staticmethod
-        def device_count() -> int:
+        def device_count():
+            return 0
+        @staticmethod
+        def current_device():
             return 0
-    torch.xpu = _DummyXPU()  # type: ignore[attr-defined]
+        @staticmethod
+        def set_device(_idx: int):
+            return None
+    torch.xpu = _DummyXPU()  # type: ignore
 import time
 from typing import Optional