Github user MLnick commented on a diff in the pull request:
https://github.com/apache/spark/pull/19892#discussion_r161684641
--- Diff: python/pyspark/ml/param/__init__.py ---
@@ -134,6 +134,16 @@ def toListFloat(value):
return [float(v) for v in value]
raise TypeError("Could not convert %s to list of floats" % value)
+ @staticmethod
+ def toListListFloat(value):
--- End diff --
We need a test case in `ParamTypeConversionTests` for this new method; see
`test_list_float` for reference.
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