Update app.py

app.py

@@ -22,16 +22,23 @@ with gr.Blocks() as demo:
     with gr.Tab("Classification by topic"):
         dd_source_class = gr.Dropdown(label="Source Column(s)", multiselect=False)
         btn_classif = gr.Button("Categorize")
+
+    with gr.Tab("Charts Generation"):
+        gr.Markdown("## Deeper Analysis coming soon...")
+        dd_label = gr.Dropdown(label="Source Column", multiselect=False)
+        btn_chart = gr.Button("Generate Bar Plot")
+        plt_figure = gr.Plot()
         
     with gr.Accordion("Excel Preview", open=False):
         df_output = gr.DataFrame()
         
     fi_excel = gr.File(label="Excel File")
 
-    fi_excel.change(get_columns, inputs=[fi_excel], outputs=[dd_source_ask, dd_source_class, df_output])
+    fi_excel.change(get_columns, inputs=[fi_excel], outputs=[dd_source_ask, dd_source_class, dd_label, 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])
+    btn_chart.click(create_bar_plot, inputs=[fi_excel, dd_label], outputs=[plt_figure])
 
 
 demo.launch(debug=True)