Refactor trimming options in app.py: encapsulate trimming selections within a form for better user interaction, and update the submission button for clarity in the trimming process.

app.py

@@ -5,6 +5,7 @@ import pandas as pd
 import time
 from fuzzywuzzy import process
 import random
+from scipy.stats import gmean
 
 ## import global functions
 from global_func.clean_player_name import clean_player_name
@@ -801,11 +802,13 @@ with tab3:
                     
                     submitted = st.form_submit_button("Submit")
             with st.expander('Trimming Options'):
-                performance_type = st.selectbox("Select sort type", ['median', 'Finish_percentile'])
-                own_type = st.selectbox("Select trimming variable type", ['Own', 'Geomean'])
-                if st.button('Trim Portfolio'):
+                with st.form(key='trim_form'):
+                    performance_type = st.selectbox("Select sort type", ['median', 'Finish_percentile'])
+                    own_type = st.selectbox("Select trimming variable type", ['Own', 'Geomean'])
                     st.session_state['portfolio'] = trim_portfolio(st.session_state['portfolio'], performance_type, own_type)
 
+                    submitted = st.form_submit_button("Trim")
+
         with col2:
             st.session_state['portfolio'] = predict_dupes(st.session_state['portfolio'], map_dict, site_var, type_var, Contest_Size, strength_var)
             st.session_state['portfolio'] = st.session_state['portfolio'][st.session_state['portfolio']['Dupes'] <= max_dupes]