Update app.py

app.py

@@ -188,8 +188,8 @@ with gr.Blocks() as demo:
     #classification
     btn_classif.click(classification, inputs=[dd_source_class, fi_excel, df_category, sl_treshold], outputs=[fi_excel, df_output])
     btn_reset_df.click(reset_cate, inputs=df_category, outputs=df_category)
-    btn_filter.click(filterByTopics, inputs=[dd_filter, df_category_hidden], outputs=df_category)
-    btn_add_categories.click(addCategories, inputs=[df_category, df_category_hidden],outputs=[dd_filter,df_category_hidden])    
+    btn_filter.click(filter_by_topics, inputs=[dd_filter, df_category_hidden], outputs=df_category)
+    btn_add_categories.click(add_categories, inputs=[df_category, df_category_hidden],outputs=[dd_filter,df_category_hidden])    
     
     #charts
     btn_chart.click(create_bar_plot, inputs=[fi_excel, dd_label1, dd_label2], outputs=[plt_figure])