Update app.py

app.py

@@ -143,7 +143,7 @@ def gradio_answer(video, chatbot, chat_state, img_list, num_beams, temperature):
     chatbot[-1][1] = llm_message
     print(chat_state.get_prompt())
     print(chat_state)
-    return chatbot, chat_state
+    return chatbot, chat_state, []
 
 title = """
 <div align="center">
@@ -235,7 +235,7 @@ with gr.Blocks() as demo:
     
     start_time = time.time()
     text_input.submit(gradio_ask, [text_input, chatbot, chat_state], [text_input, chatbot, chat_state]).then(
-        gradio_answer, [video, chatbot, chat_state, img_list, num_beams, temperature], [chatbot, chat_state]
+        gradio_answer, [video, chatbot, chat_state, img_list, num_beams, temperature], [chatbot, chat_state, img_list]
     )
     end_time = time.time()
     print('Time:', end_time - start_time)