Update app.py

app.py

@@ -65,7 +65,13 @@ async def chat_stream(idx, local_data, instruction_txtbox, chat_state):
     for result in await gen_text(prompt, hf_model=MODEL_ID, hf_token=TOKEN):
         ppm.append_pong(result)
         yield ppm.build_uis(), str(res)
-        
+
+def set_chatbot(btn, ld, state):
+    choice = channel_num(btn)
+
+    res = [state["ppmanager_type"].from_json(json.dumps(ppm_str)) for ppm_str in ld]
+    empty = len(res[choice].pingpongs) == 0
+    return (res[choice].build_uis(), choice, gr.update(visible=empty), gr.update(interactive=not empty))
 
 with gr.Blocks(css=MODEL_SELECTION_CSS, theme='gradio/soft') as demo:
     with gr.Column() as chat_view: