send_button.click(

app.py

@@ -65,17 +65,18 @@ with gr.Blocks() as demo:
         with gr.Column():
             file_upload = gr.File(label="Upload your file")
             chatbot = gr.Chatbot()
-            msg = gr.Textbox(label="请输入对话内容")
-            send_button = gr.Button("发送")
-            send_button.click(
-                respond, 
-                inputs=[msg, file_upload, chatbot], 
-                outputs=[msg, chatbot]
-            )
+            msg = gr.Textbox(label="Message")
+            send_button = gr.Button("Send")
 
         with gr.Column():
             df_string_output = gr.Textbox(label="raw data", interactive=False)
 
+    send_button.click(
+        respond, 
+        inputs=[msg, df_string_output, chatbot], 
+        outputs=[msg, chatbot]
+    )
+
     file_upload.change(process_file, inputs=file_upload, outputs=df_string_output)
 
 demo.launch()