Update app.py

app.py

@@ -47,7 +47,12 @@ def yolov8_img_inference(
     # image = read_image
     results = model.predict(image)
     render = render_result(model=model, image=image, result=results[0])
-    count_result = results[0].boxes.cls.tolist().count('name')
+    # get the model names list
+    names = model.names
+    # get the 'car' class id
+    obj_id = list(names)[list(names.values()).index('object')]
+    # count 'car' objects in the results
+    count_result = results[0].boxes.cls.tolist().count(obj_id)
     # count_result = results.pandas().xyxy[0].value_counts('name')
     return render, count_result