Update app.py

app.py

@@ -172,11 +172,25 @@ examples = [
     ]
 ]
 
-demo = gr.Blocks()
+with gr.Blocks() as demo:
+    chatbot = gr.Chatbot()
+    msg = gr.Textbox()
+    clear = gr.Button("Clear")
+
+    def user(user_message, history):
+        return "", history + [[user_message, None]]
+
+    msg.submit(user, [msg, chatbot], [msg, chatbot], queue=False).then(
+        predict, chatbot, chatbot
+    )
+    clear.click(lambda: None, None, chatbot, queue=False)
+
+
+"""demo = gr.Blocks()
 
 with gr.Blocks() as demo:
     gr.ChatInterface(predict)
     gr.HTML("""<h3 style="text-align:center">Sources</h3><p>""" + source_text + """</p>""")
 
 if __name__ == "__main__":
-    demo.queue().launch()
+    demo.queue().launch()"""