Update app.py

app.py

@@ -28,7 +28,7 @@ with gr.Blocks() as demo:
         
     fi_excel = gr.File(label="Excel File")
 
-    fi_excel.change(get_columns, inputs=[fi_excel], outputs=[dd_source, df_output])
+    fi_excel.change(get_columns, inputs=[fi_excel], outputs=[dd_source_ask, dd_source_class, df_output])
     btn_extract.click(extractionPrincipale, inputs=[tb_url, fi_excel], outputs=[fi_excel, tb_status_message])
     mist_button.click(chat_with_mistral, inputs=[dd_source_ask, tb_destcol, tb_prompt, tb_filename, fi_excel, tb_url], outputs=[fi_excel, df_output])
     btn_classif.click(classification, inputs=[dd_source_class, fi_excel], outputs=[fi_excel, df_output])