HyukjinKwon commented on code in PR #47341:
URL: https://github.com/apache/spark/pull/47341#discussion_r1677226969
##########
mllib/src/main/scala/org/apache/spark/ml/util/ReadWrite.scala:
##########
@@ -411,7 +411,10 @@ private[ml] object DefaultParamsWriter {
paramMap: Option[JValue] = None): Unit = {
val metadataPath = new Path(path, "metadata").toString
val metadataJson = getMetadataToSave(instance, sc, extraMetadata, paramMap)
- sc.parallelize(Seq(metadataJson), 1).saveAsTextFile(metadataPath)
+ val spark = SparkSession.getActiveSession.get
+ // Note that we should write single file. If there are more than one row
+ // it produces more partitions.
+ spark.createDataFrame(Seq(Tuple1(metadataJson))).write.text(metadataPath)
Review Comment:
Sure
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For queries about this service, please contact Infrastructure at:
us...@infra.apache.org
---------------------------------------------------------------------
To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org
For additional commands, e-mail: reviews-h...@spark.apache.org
