test_generic.py 文件源码

def test_unexpected_keyword(self):  # GH8597
        df = DataFrame(np.random.randn(5, 2), columns=['jim', 'joe'])
        ca = pd.Categorical([0, 0, 2, 2, 3, np.nan])
        ts = df['joe'].copy()
        ts[2] = np.nan

        with assertRaisesRegexp(TypeError, 'unexpected keyword'):
            df.drop('joe', axis=1, in_place=True)

        with assertRaisesRegexp(TypeError, 'unexpected keyword'):
            df.reindex([1, 0], inplace=True)

        with assertRaisesRegexp(TypeError, 'unexpected keyword'):
            ca.fillna(0, inplace=True)

        with assertRaisesRegexp(TypeError, 'unexpected keyword'):
            ts.fillna(0, in_place=True)

    # See gh-12301