1   2018-03-11
        dtype: datetime64[ns]

        >>> s.dt.to_pydatetime()
        array([datetime.datetime(2018, 3, 10, 0, 0),
               datetime.datetime(2018, 3, 11, 0, 0)], dtype=object)

        pandas' nanosecond precision is truncated to microseconds.

        >>> s = pd.Series(pd.date_range('20180310', periods=2, freq='ns'))
        >>> s
        0   2018-03-10 00:00:00.000000000
        1   2018-03-10 00:00:00.000000001
        dtype: datetime64[ns]

        >>> s.dt.to_pydatetime()
        array([datetime.datetime(2018, 3, 10, 0, 0),
               datetime.datetime(2018, 3, 10, 0, 0)], dtype=object)
        r[