test_resample.py 文件源码

def test_resample_with_timedeltas(self):

        expected = DataFrame({'A': np.arange(1480)})
        expected = expected.groupby(expected.index // 30).sum()
        expected.index = pd.timedelta_range('0 days', freq='30T', periods=50)

        df = DataFrame({'A': np.arange(1480)}, index=pd.to_timedelta(
            np.arange(1480), unit='T'))
        result = df.resample('30T').sum()

        assert_frame_equal(result, expected)

        s = df['A']
        result = s.resample('30T').sum()
        assert_series_equal(result, expected['A'])