Github user yanboliang commented on a diff in the pull request:
https://github.com/apache/spark/pull/19185#discussion_r138045342
--- Diff: python/pyspark/ml/classification.py ---
@@ -529,8 +529,11 @@ def summary(self):
"""
if self.hasSummary:
java_blrt_summary = self._call_java("summary")
- # Note: Once multiclass is added, update this to return
correct summary
- return
BinaryLogisticRegressionTrainingSummary(java_blrt_summary)
+ if (self.numClasses == 2):
--- End diff --
```if (self.numClasses <= 2)```
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