Refactor combo analysis controls in 'Manage Portfolio' to use a form for submission, improving user interaction and streamlining the analysis process.

app.py

@@ -2008,16 +2008,18 @@ if selected_tab == 'Manage Portfolio':
                 st.subheader("Player Combinations")
                 
                 # Add controls for combo analysis
-                combo_size_col, columns_excluded_col, combo_analyze_col = st.columns(3)
-                with combo_size_col:
-                    combo_size = st.selectbox("Combo Size", [2, 3], key='combo_size')
-                with columns_excluded_col:
-                    excluded_cols_extended = st.multiselect("Exclude Columns?", st.session_state['display_frame'].drop(columns=excluded_cols).columns, key='excluded_cols_extended')
-                with combo_analyze_col:
-                    if st.button("Analyze Combos", key='analyze_combos'):
-                        st.session_state['combo_analysis'] = analyze_player_combos(
-                            st.session_state['display_frame'], excluded_cols + excluded_cols_extended, combo_size
-                        )
+                with st.form("combo_analysis_form"):
+                    combo_size_col, columns_excluded_col, combo_analyze_col = st.columns(3)
+                    with combo_size_col:
+                        combo_size = st.selectbox("Combo Size", [2, 3], key='combo_size')
+                    with columns_excluded_col:
+                        excluded_cols_extended = st.multiselect("Exclude Columns?", st.session_state['display_frame'].drop(columns=excluded_cols).columns, key='excluded_cols_extended')
+                    with combo_analyze_col:
+                        submitted = st.form_submit_button("Analyze Combos")
+                        if submitted:
+                            st.session_state['combo_analysis'] = analyze_player_combos(
+                                st.session_state['display_frame'], excluded_cols + excluded_cols_extended, combo_size
+                            )
                 
                 # Display results
                 if 'combo_analysis' in st.session_state: