Refactor portfolio handling in app.py: remove unnecessary portfolio copy logic and streamline download options, enhancing data management and user experience during portfolio updates.

app.py

@@ -843,9 +843,7 @@ with tab3:
                             st.session_state['portfolio'] = st.session_state['portfolio'][lock_mask]
                         
                         st.session_state['portfolio'] = trim_portfolio(st.session_state['portfolio'], performance_type, own_type)
-                        export_file = st.session_state['portfolio'].copy()
                         st.session_state['portfolio'] = st.session_state['portfolio'].sort_values(by='median', ascending=False)
-                        st.session_state['download_portfolio'] = export_file
 
         with col2:
             st.session_state['portfolio'] = predict_dupes(st.session_state['portfolio'], map_dict, site_var, type_var, Contest_Size, strength_var)
@@ -877,12 +875,7 @@ with tab3:
                     lambda row: all(player in list(row) for player in player_lock), axis=1
                 )
                 st.session_state['portfolio'] = st.session_state['portfolio'][lock_mask]
-            export_file = st.session_state['portfolio'].copy()
             st.session_state['portfolio'] = st.session_state['portfolio'].sort_values(by='median', ascending=False)
-            if csv_file is not None:
-                player_columns = [col for col in st.session_state['portfolio'].columns if col not in excluded_cols]
-                for col in player_columns:
-                    export_file[col] = export_file[col].map(st.session_state['export_dict'])
             with st.expander("Download options"):
                 if stack_dict is not None:
                     with st.form(key='stack_form'):