Update app.py

app.py

@@ -904,6 +904,7 @@ def server(input, output, session):
             
             # Fetch comparison data if compare_mode is enabled
             compare_df = None
+            compare_year = None
             if input.compare_mode():
                 try:
                     p.set(0.5, "Fetching comparison data...")
@@ -954,7 +955,8 @@ def server(input, output, session):
                 plot_picker='short_form_movement',
                 sport_id=sport_id,
                 game_type=[input.type_input()],
-                compare_df=compare_df
+                compare_df=compare_df,
+                compare_year=compare_year
             )