Update app.py

app.py

@@ -24,7 +24,7 @@ def detect_fruit(image):
     detections = model.predict(source=image_cv, conf=0.5)
     
     # проверка на наличие детекций
-    if len(results[0].boxes) == 0:
+    if len(detections[0].boxes.cls) == 0:
         return image_cv, None
 
     result_np_image = detections[0].plot()