Update app.py

app.py

@@ -104,6 +104,7 @@ result = st.empty()
 pro_tip = st.empty()
 betting_strategy = st.empty()
 
+
 while True:
     if 'Hit' in player.possible_actions:
         if player_hit_option.button('Hit'):
@@ -135,7 +136,7 @@ while True:
     pro_tip.write(display_pro_tip(player, dealer))
     betting_strategy.write(display_betting_strategy(player, dealer))
 
-    if game_play.game_over:
+    if game_play.is_game_over():
         break
 
     if not player.possible_actions: