Update app.py

app.py

@@ -10,13 +10,15 @@ def load_table():
 
     wide = (
         df_long
-        .query("metric != 'alias'")            # drop alias
+        .query("metric != 'alias'")  # drop alias
         .pivot_table(index=["model_id", "task"],
-                     columns="metric",
+                     columns=["metric", "aggregation"],
                      values="value")
         .reset_index()
         .sort_values(["task", "model_id"])
     )
+
+    wide.columns = ['_'.join(filter(None, map(str, col))).strip() for col in wide.columns.values]
     return wide
 
 def refresh():