add update loader func

app.py

@@ -1501,6 +1501,11 @@ def Text2Sound_HMI():
     #     print("playsound error:", e)
     #     return None
 
+def UpdateChatbot(Running_history):
+    # timestr = time.strftime("%Y%m%d-%H%M%S")
+    # Running_history = Running_history + [(None, timestr)]
+    return Running_history
+
 global last_answer
 last_answer = ""
 
@@ -1657,6 +1662,10 @@ with gr.Blocks() as demo:
     # voice_output.play(clear_voice, None, None)
 
     # demo.load(read_logs, None, logs, every=1)
+    demo.load(UpdateChatbot, chatbot, chatbot, every=5)
+
+
+
 
 
 # demo = gr.Interface(