429ddb8fb8cc6d1492c9d459cd2120b75352f125,category_encoders/tests/test_leave_one_out.py,TestLeaveOneOutEncoder,test_leave_one_out_fit_callTwiceOnDifferentData_ExpectRefit,#TestLeaveOneOutEncoder#,40

Before Change

        col_b_mapping = mapping[0]
        self.assertEqual("col_b", col_b_mapping["col"]) // the model must get updated
        self.assertEqual({"sum": 2.0, "count": 3, "mean": 2.0/3.0}, col_b_mapping["mapping"]["1"])
        self.assertEqual({"sum": 1.0, "count": 3, "mean": 01.0/3.0}, col_b_mapping["mapping"]["2"])

After Change

        mapping = encoder.mapping
        self.assertEqual(1, len(mapping))
        self.assertIn("col_b", mapping)     // the model should have the updated mapping
        expected = pd.DataFrame({"sum": [2.0, 1.0], "count": [3, 3]}, index=["1", "2"])
        pd.testing.assert_frame_equal(expected, mapping["col_b"], check_like=True)

    def test_leave_one_out_unique(self):
        X = pd.DataFrame(data=["1", "2", "2", "2", "3"], columns=["col"])

Instances