Update app.py

app.py

@@ -26,7 +26,7 @@ def process_img(image):
     with torch.no_grad():
         result = model(y)
 
-        if len(result[0].boxes.boxes)>0:
+        if len(result[0].boxes)>0:
             vis = plots.plot_detection(img,boxes=result[0].boxes.boxes,
                      class_names=class_names, min_score=0.2)
         else: