pyspark.pandas.DatetimeIndex.is_year_start

property DatetimeIndex.is_year_start

Indicate whether the date is the first day of a year.

Returns

Index

Returns an Index with boolean values.

See also

is_year_end

Similar property indicating the last day of the year.

Examples

>>> idx = ps.date_range("2017-12-30", periods=3)  
>>> idx.is_year_start  
Index([False, False, True], dtype='bool')