# pandas.Series.dt.is_year_end

Series.dt.is_year_end

  Indicate whether the date is the last day of the year.

  Returns
    Series or DatetimeIndex

      The same type as the original data with boolean values. Series will have the same name and index. DatetimeIndex will have the same name.

  See also

  `is_year_start`

    Similar property indicating the start of the year.

  Examples

  This method is available on Series with datetime values under the `.dt` accessor, and directly on DatetimeIndex.

      >>> dates = pd.Series(pd.date_range("2017-12-30", periods=3))
      >>> dates
      0   2017-12-30
      1   2017-12-31
      2   2018-01-01
      dtype: datetime64[ns]

      >>> dates.dt.is_year_end
      0    False
      1     True
      2    False
      dtype: bool

      >>> idx = pd.date_range("2017-12-30", periods=3)
      >>> idx
      DatetimeIndex(['2017-12-30', '2017-12-31', '2018-01-01'],
                    dtype='datetime64[ns]', freq='D')

      >>> idx.is_year_end
      array([False,  True, False])