Github user jkbradley commented on a diff in the pull request:
https://github.com/apache/spark/pull/12604#discussion_r61016865
--- Diff: python/pyspark/ml/tuning.py ---
@@ -141,6 +144,71 @@ def getEvaluator(self):
"""
return self.getOrDefault(self.evaluator)
+ def _transfer_param_map_to_java_impl(self, pyParamMap, java_obj):
+ """
+ Transfer a Python ParamMap to a Java ParamMap which belongs to an
Java estimator of
+ ValidatorParams.
+ This utility method helps CrossValidator and TrainValidationSplit
implementing their
+ _transfer_param_map_to_java().
+ """
+ estimator, epms, evaluator, seed = self._to_java_impl()
--- End diff --
This is getting the Python Params from the class, not from pyParamMap. It
should get them from pyParamMap.
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