Github user WeichenXu123 commented on a diff in the pull request: https://github.com/apache/spark/pull/19122#discussion_r138518235 --- Diff: python/pyspark/ml/tuning.py --- @@ -208,23 +210,23 @@ class CrossValidator(Estimator, ValidatorParams, MLReadable, MLWritable): @keyword_only def __init__(self, estimator=None, estimatorParamMaps=None, evaluator=None, numFolds=3, - seed=None): + seed=None, parallelism=1): """ __init__(self, estimator=None, estimatorParamMaps=None, evaluator=None, numFolds=3,\ - seed=None) + seed=None, parallelism=1) """ super(CrossValidator, self).__init__() - self._setDefault(numFolds=3) + self._setDefault(numFolds=3, parallelism=1) --- End diff -- I add check when creating thread pool.
--- --------------------------------------------------------------------- To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org