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# pandas.DatetimeIndex.is_quarter_end

property DatetimeIndex.is_quarter_end

  Indicator for whether the date is the last day of a quarter.

  This boolean attribute evaluates to True if the date falls on the last day of a calendar quarter (March 31, June 30, September 30, or December 31), and False otherwise.

  Returns:
    is_quarter_end 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

  `quarter`

    Return the quarter of the date.

  `is_quarter_start`

    Similar property indicating the quarter start.

  Examples

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

      >>> df = pd.DataFrame({'dates': pd.date_range("2017-03-30",
      ...                    periods=4)})
      >>> df.assign(quarter=df.dates.dt.quarter,
      ...           is_quarter_end=df.dates.dt.is_quarter_end)
             dates  quarter    is_quarter_end
      0 2017-03-30        1             False
      1 2017-03-31        1              True
      2 2017-04-01        2             False
      3 2017-04-02        2             False

      >>> idx = pd.date_range('2017-03-30', periods=4)
      >>> idx
      DatetimeIndex(['2017-03-30', '2017-03-31', '2017-04-01', '2017-04-02'],
                    dtype='datetime64[us]', freq='D')

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