Update bias_auc.py

bias_auc.py

@@ -123,7 +123,7 @@ class BiasAUC(evaluate.Metric):
 
     def _get_auc_score(self, gen_func, *args, **kwargs):
         try:
-            y_trues, y_preds = zip(*self.gen_func(args))
+            y_trues, y_preds = zip(*gen_func(args))
             score = roc_auc_score(y_trues, y_preds)
         except ValueError:
             print(f"Sample not sufficient for target clases '{args[-1]}' subgroup metric (need correct and incorrect predictions for '{args[-1]}')")