reverted to tie-based ranking

app.py

@@ -220,20 +220,20 @@ def create_ranking_str(ranking, ranking_difference):
         return f"{int(ranking)}"
     
 def get_arena_table(arena_df, model_table_df, arena_subset_df=None):
-    arena_df = arena_df.sort_values(by=["rating"], ascending=False)
-    # arena_df = arena_df.sort_values(by=["final_ranking"], ascending=True)
+    # arena_df = arena_df.sort_values(by=["rating"], ascending=False)
+    arena_df = arena_df.sort_values(by=["final_ranking"], ascending=True)
     arena_df = arena_df[arena_df["num_battles"] > 2000]
 
-    arena_df["final_ranking"] = range(1, len(arena_df) + 1)
+    # arena_df["final_ranking"] = range(1, len(arena_df) + 1)
     # sort by rating
     if arena_subset_df is not None:
         # filter out models not in the arena_df
         arena_subset_df = arena_subset_df[arena_subset_df.index.isin(arena_df.index)]
-        arena_subset_df = arena_subset_df.sort_values(by=["rating"], ascending=False)
-        # arena_subset_df = arena_subset_df.sort_values(by=["final_ranking"], ascending=True)
+        # arena_subset_df = arena_subset_df.sort_values(by=["rating"], ascending=False)
+        arena_subset_df = arena_subset_df.sort_values(by=["final_ranking"], ascending=True)
 
         # assign ranking by the order
-        arena_subset_df["final_ranking"] = range(1, len(arena_subset_df) + 1)
+        # arena_subset_df["final_ranking"] = range(1, len(arena_subset_df) + 1)
         # join arena_df and arena_subset_df on index
         arena_df = arena_subset_df.join(arena_df["final_ranking"], rsuffix="_global", how="inner")
         arena_df['ranking_difference'] =  arena_df['final_ranking_global'] - arena_df['final_ranking']