test_timeseries.py 文件源码

def test_append_concat_tz_explicit_pytz(self):
        # GH 2938
        tm._skip_if_no_pytz()
        from pytz import timezone as timezone

        rng = date_range('5/8/2012 1:45', periods=10, freq='5T',
                         tz=timezone('US/Eastern'))
        rng2 = date_range('5/8/2012 2:35', periods=10, freq='5T',
                          tz=timezone('US/Eastern'))
        rng3 = date_range('5/8/2012 1:45', periods=20, freq='5T',
                          tz=timezone('US/Eastern'))
        ts = Series(np.random.randn(len(rng)), rng)
        df = DataFrame(np.random.randn(len(rng), 4), index=rng)
        ts2 = Series(np.random.randn(len(rng2)), rng2)
        df2 = DataFrame(np.random.randn(len(rng2), 4), index=rng2)

        result = ts.append(ts2)
        result_df = df.append(df2)
        self.assertTrue(result.index.equals(rng3))
        self.assertTrue(result_df.index.equals(rng3))

        appended = rng.append(rng2)
        self.assertTrue(appended.equals(rng3))