Merge pull request #4537 from amueller/callibrated_classifier_cv_linearsvc_seed

amueller · amueller · commit 2305bdc7b97f · 2015-04-06T17:46:15.000-05:00
[MRG+2] FIX make CalibratedClassifierCV deterministic by default.
diff --git a/sklearn/calibration.py b/sklearn/calibration.py
@@ -124,7 +124,9 @@ def fit(self, X, y, sample_weight=None):
 
         self.calibrated_classifiers_ = []
         if self.base_estimator is None:
-            base_estimator = LinearSVC()
+            # we want all classifiers that don't expose a random_state
+            # to be deterministic (and we don't want to expose this one).
+            base_estimator = LinearSVC(random_state=0)
         else:
             base_estimator = self.base_estimator
 
