zero323 commented on a change in pull request #30413:
URL: https://github.com/apache/spark/pull/30413#discussion_r529824599
##########
File path: python/pyspark/mllib/stat/_statistics.py
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@@ -65,11 +65,19 @@ def colStats(rdd):
"""
Computes column-wise summary statistics for the input RDD[Vector].
- :param rdd: an RDD[Vector] for which column-wise summary statistics
- are to be computed.
- :return: :class:`MultivariateStatisticalSummary` object containing
- column-wise summary statistics.
-
+ Parameters
+ ----------
+ rdd : :py:class:`pyspark.RDD`
+ an RDD[Vector] for which column-wise summary statistics
Review comment:
Conveniently, that's syntax we use both for Scala and Python, with
corresponding type hints looking like this:
https://github.com/apache/spark/blob/048a9821c788b6796d52d1e2a0cd174377ebd0f0/python/pyspark/mllib/stat/_statistics.pyi#L44
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