clr 12 added q_bu

app.py

@@ -103,7 +103,7 @@ def get_response(msg, bot, doc_text_list, doc_embeddings):
                            )
     res = result.json()['content']
     bot.append([msg, res])
-    return "", bot[max(0, len(bot) - 3):]
+    return bot[max(0, len(bot) - 3):]
 
 
 def up_file(files):
@@ -168,11 +168,13 @@ with gr.Blocks(css=".gradio-container {background-color: Tomato}, footer {visibi
             md = gr.Markdown("Please Upload the PDF")
             chat_bot = gr.Chatbot(visible=False)
             msg_txt = gr.Textbox(visible = False)
+            q_bu = gr.Button(value='Erase', visible=False)
             chat_bu = gr.Button(value='Clear', visible=False)
 
     file.change(up_file, [file], [txt, doc_bu, md]) #hiding the text
-    doc_bu.click(doc_emb, [txt], [doc_text_state, doc_emb_state, msg_txt, chat_bu, md, chat_bot])
+    doc_bu.click(doc_emb, [txt], [doc_text_state, doc_emb_state, msg_txt, chat_bu, q_bu, md, chat_bot])
     msg_txt.submit(get_response, [msg_txt, chat_bot,doc_text_state, doc_emb_state], [chat_bot],queue=False)
+    q_bu.click(lambda: None, None, msg_txt, queue=False)
     chat_bu.click(lambda: None, None, chat_bot, queue=False)
 
 if __name__ == "__main__":