Update app.py

app.py

@@ -271,17 +271,6 @@ Please refer to the AKC's terms of use and privacy policy.*
 """
     return formatted_description
 
-# 全局變量，用於存儲加載的模型
-model = None
-model_yolo = None
-
-def load_models():
-    global model, model_yolo
-    model = # 加載您的品種分類模型
-    model_yolo = YOLO('yolov8n.pt')
-
-# 在應用啟動時加載模型
-load_models()
 
 async def predict_single_dog(image):
     image_tensor = preprocess_image(image)