Update app.py

app.py

@@ -102,7 +102,7 @@ def process_image(image_input, unit):
         
         print(res0)
         event = threading.Event()
-        t = threading.Thread(target=update, args=(res0,))
+        t = threading.Thread(target=update, args=(res0, event))
         t.start()
         local_data.results = "正在分析....." 
         event.set()