code: def batch_keep_absolute_retrain__roc_auc(X, y, model_generator, method_name, num_fcounts=11):
      
      return __run_batch_abs_metric(measures.batch_keep_retrain, X, y, model_generator, method_name, sklearn.metrics.roc_auc_score, num_fcounts)
docs: Batch Keep Absolute (retrain)
      xlabel = "Fraction of features kept"
      ylabel = "ROC AUC"
      transform = "identity"
      sort_order = 13