Update app.py

app.py

@@ -725,7 +725,15 @@ elif selected_country == 'Overall':
     st.write("""The rMAE of Forecasts chart compares the forecast accuracy of the predictions published by ENTSO-E Transparency Platform for Portugal, Spain, Belgium, France, Germany-Luxembourg, Austria, the Netherlands, Italy and Denmark. It shows the rMAE for onshore wind, offshore wind (if any), solar, and load demand, highlighting how well forecasts perform relative to a basic persistence model across these countries and energy sectors.""")
 
     rmae_df = create_rmae_dataframe(data_dict)
-    plot_rmae_radar_chart(rmae_df)
+
+    # Add multiselect for country selection
+    selected_countries = st.multiselect("Select Countries for Radar Plot", options=rmae_df['Country'].unique(), default=['BE', 'DE_LU', 'FR'])
+
+    # Filter the dataframe based on the selected countries
+    filtered_rmae_df = rmae_df[rmae_df['Country'].isin(selected_countries)]
+
+    # Plot radar chart for the selected countries
+    plot_rmae_radar_chart(filtered_rmae_df)