Update app.py

app.py

@@ -192,8 +192,9 @@ def generate_leaderboard(collection):
     rows = list(collection.find())
     leaderboard_data = pd.DataFrame(rows, columns=['bot_name', 'elo_rating', 'games_played'])
     leaderboard_data.columns = ['Chatbot', 'ELO Score', 'Games Played']
+    leaderboard_data['ELO Score'] = leaderboard_data['ELO Score'].round().astype(int)
+    leaderboard_data = leaderboard_data.sort_values('ELO Score', ascending=False)
     return leaderboard_data
-    
 def refresh_leaderboard():
     collection = init_database()
     return generate_leaderboard(collection)