pandas.arrays.DatetimeArray.is_year_end — pandas 0.24.0rc1 documentation (original) (raw)
DatetimeArray. 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. |
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See also
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])