pyspark.pandas.Series.dt.is_year_start¶
- 
property dt.is_year_start¶
- Indicate whether the date is the first day of a year. - Returns
- Series
- The same type as the original data with boolean values. Series will have the same name and index. 
 
 - See also - is_year_end
- Similar property indicating the last day of the year. 
 - Examples - This method is available on Series with datetime values under the - .dtaccessor.- >>> dates = ps.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_start 0 False 1 False 2 True dtype: bool