update hmi

app.py

@@ -753,12 +753,14 @@ def chathmi4(message, history2):
     print("Input Message:", message)
     last_request = message
     history2 = history2 + [(message, None)]
-    yield ["", history2, gr.update(visible = False), gr.update(visible = True)]
+    # yield ["", history2, gr.update(visible = False), gr.update(visible = True)]
+    yield ["", history2, None, None]
     try:
         response = agent.run(message)
         time.sleep(0.1)
         history2 = history2 + [(None, response)]
-        yield ["", history2, gr.update(visible = True), gr.update(visible = False)]
+        # yield ["", history2, gr.update(visible = True), gr.update(visible = False)]
+        yield ["", history2, None, None]
         print ("response of chatbot:", response)
         # real_content = response[-1:]
         # print("real_content", real_content)
@@ -774,8 +776,7 @@ def chathmi4(message, history2):
 
     except Exception as e:
         print("chathmi3 error:", e)
-      
-    return ["", history2, None, None]
+
     # history = history + [(message, None)]
     
     print("History2: ", history2)