Update app.py

app.py

@@ -59,7 +59,7 @@ def yolov8_img_inference(
 
     object_counts = {x: 0 for x in names}
     for r in results:
-        for c in results.boxes.cls:
+        for c in r.boxes.cls:
             c = int(c)
             if c in names:
                 object_counts[c] += 1