Github user thunterdb commented on a diff in the pull request:
https://github.com/apache/spark/pull/11621#discussion_r56587656
--- Diff: python/pyspark/ml/regression.py ---
@@ -151,6 +151,209 @@ def intercept(self):
"""
return self._call_java("intercept")
+ @property
+ @since("2.0.0")
+ def summary(self):
+ """
+ Gets summary (e.g. residuals, mse, r-squared ) of model on
+ training set. An exception is thrown if
+ `trainingSummary == None`.
+ """
+ java_lrt_summary = self._call_java("summary")
+ return LinearRegressionTrainingSummary(java_lrt_summary)
+
+ @property
+ @since("2.0.0")
+ def hasSummary(self):
+ """
+ Indicates whether a training summary exists for this model
+ instance.
+ """
+ return self._call_java("hasSummary")
+
+ """
--- End diff --
same thing here
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