Add unmatched names warning in app.py: implement logic to identify and display portfolio names without matches in projections, enhancing user feedback and improving data validation during the matching process.

app.py

@@ -148,6 +148,7 @@ with tab1:
             
             # Create match dictionary for portfolio names to projection names
             portfolio_match_dict = {}
+            unmatched_names = []
             for portfolio_name in st.session_state['portfolio_names']:
                 match = process.extractOne(
                     portfolio_name,
@@ -158,6 +159,7 @@ with tab1:
                     portfolio_match_dict[portfolio_name] = match[0]
                 else:
                     portfolio_match_dict[portfolio_name] = portfolio_name
+                    unmatched_names.append(portfolio_name)
             
             # Update portfolio with matched names
             portfolio = st.session_state['portfolio'].copy()
@@ -216,7 +218,12 @@ with tab1:
             projections['upload_match'] = projections['player_names'].map(match_dict)
             st.session_state['export_dict'] = match_dict
                 
-            st.write(st.session_state['export_dict'])
+            if unmatched_names:
+                st.warning(f"Found {len(unmatched_names)} names in portfolio without matches in projections:")
+                for name in unmatched_names:
+                    st.write(f"- {name}")
+            else:
+                st.success("All portfolio names were matched to projections!")
             st.session_state['origin_portfolio'] = st.session_state['portfolio'].copy()
 
 # with tab2: