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fix: make EnsembleByKey transformSchema match output #2575

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fix: make EnsembleByKey transformSchema match output #2575

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c5261b8
fix: align EnsembleByKey transform schema
fallintoplace Jul 26, 2026
b343288
fix: align EnsembleByKey vector schema
ranadeepsingh Jul 31, 2026
f0c76ba
test: cover unsupported EnsembleByKey inputs
ranadeepsingh Jul 31, 2026
69a8efe
Add Round 3 code review artifact for PR #2575
ranadeepsingh Aug 2, 2026
fe51c12
fix: align EnsembleByKey declared and runtime schemas
ranadeepsingh Aug 2, 2026
68f56a1
chore: remove review artifacts from PR
ranadeepsingh Aug 4, 2026
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13 changes: 13 additions & 0 deletions core/src/main/python/synapse/ml/stages/EnsembleByKey.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,13 @@
# Copyright (C) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See LICENSE in project root for information.

from pyspark.ml.common import inherit_doc
from synapse.ml.stages._EnsembleByKey import _EnsembleByKey


@inherit_doc
class EnsembleByKey(_EnsembleByKey):
def getColNames(self):
if self.isSet(self.colNames):
return self.getOrDefault(self.colNames)
return [f"{self.getStrategy()}({name})" for name in self.getCols()]
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