Github user facaiy commented on a diff in the pull request:
https://github.com/apache/spark/pull/18556#discussion_r126026388
--- Diff:
mllib/src/main/scala/org/apache/spark/ml/source/libsvm/LibSVMRelation.scala ---
@@ -89,18 +93,17 @@ private[libsvm] class LibSVMFileFormat extends
TextBasedFileFormat with DataSour
files: Seq[FileStatus]): Option[StructType] = {
val libSVMOptions = new LibSVMOptions(options)
val numFeatures: Int = libSVMOptions.numFeatures.getOrElse {
- // Infers number of features if the user doesn't specify (a valid)
one.
- val dataFiles = files.filterNot(_.getPath.getName startsWith "_")
--- End diff --
Do you mean that _success file of hdfs, if existed, will be safely ignored
by spark?
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