[backport] Fix sklearn test that calls a removed field (dmlc#8579) (dmlc#8636)

trivialfis · rongou · web-flow · commit 83a078b7e543 · 2023-01-05T21:17:05.000+08:00
Co-authored-by: Rong Ou &lt;rong.ou@gmail.com&gt;
diff --git a/tests/python/test_with_sklearn.py b/tests/python/test_with_sklearn.py
@@ -1030,7 +1030,7 @@ def test_pandas_input():
     clf_isotonic = CalibratedClassifierCV(model, cv="prefit", method="isotonic")
     clf_isotonic.fit(train, target)
     assert isinstance(
-        clf_isotonic.calibrated_classifiers_[0].base_estimator, xgb.XGBClassifier
+        clf_isotonic.calibrated_classifiers_[0].estimator, xgb.XGBClassifier
     )
     np.testing.assert_allclose(np.array(clf_isotonic.classes_), np.array([0, 1]))
 

Original file line number	Diff line number	Diff line change
`@@ -1030,7 +1030,7 @@ def test_pandas_input():`
`1030`	`1030`	`clf_isotonic = CalibratedClassifierCV(model, cv="prefit", method="isotonic")`
`1031`	`1031`	`clf_isotonic.fit(train, target)`
`1032`	`1032`	`assert isinstance(`
`1033`		`- clf_isotonic.calibrated_classifiers_[0].base_estimator, xgb.XGBClassifier`
	`1033`	`+ clf_isotonic.calibrated_classifiers_[0].estimator, xgb.XGBClassifier`
`1034`	`1034`	`)`
`1035`	`1035`	`np.testing.assert_allclose(np.array(clf_isotonic.classes_), np.array([0, 1]))`
`1036`	`1036`