test_base.py 文件源码

def test_nat_new(self):

        idx = pd.period_range('2011-01', freq='M', periods=5, name='x')
        result = idx._nat_new()
        exp = pd.PeriodIndex([pd.NaT] * 5, freq='M', name='x')
        tm.assert_index_equal(result, exp)

        result = idx._nat_new(box=False)
        exp = np.array([tslib.iNaT] * 5, dtype=np.int64)
        tm.assert_numpy_array_equal(result, exp)