viirya commented on a change in pull request #30413:
URL: https://github.com/apache/spark/pull/30413#discussion_r529776310
##########
File path: python/pyspark/mllib/util.py
##########
@@ -313,24 +363,30 @@ def convertMatrixColumnsToML(dataset, *cols):
return callMLlibFunc("convertMatrixColumnsToML", dataset, list(cols))
@staticmethod
- @since("2.0.0")
def convertMatrixColumnsFromML(dataset, *cols):
"""
Converts matrix columns in an input DataFrame to the
:py:class:`pyspark.mllib.linalg.Matrix` type from the new
:py:class:`pyspark.ml.linalg.Matrix` type under the `spark.ml`
package.
- :param dataset:
- input dataset
- :param cols:
- a list of matrix columns to be converted.
- Old matrix columns will be ignored. If unspecified, all new
- matrix columns will be converted except nested ones.
- :return:
- the input dataset with new matrix columns converted to the
- old matrix type
+ .. versionadded:: 2.0.0
+
+ dataset : :py:class:`pyspark.sql.DataFrame`
+ input dataset
+ cols : str
Review comment:
ditto.
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