Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/23100#discussion_r236097295 --- Diff: mllib/src/main/scala/org/apache/spark/ml/feature/OneHotEncoder.scala --- @@ -17,126 +17,512 @@ package org.apache.spark.ml.feature +import org.apache.hadoop.fs.Path --- End diff -- The changes here are basically the copy-paste from OneHotEncoderEstimator? I wonder if we could structure this as a delete, followed by move, in git, for a better history. But, doesn't matter much or maybe it's treated the same.
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