woom.util.WoomDate.is_year_start# WoomDate.is_year_start# Return True if date is first day of the year. Return type: bool See also Timestamp.is_year_endSimilar property indicating the end of the year. Examples >>> ts = pd.Timestamp(2020, 3, 14) >>> ts.is_year_start False >>> ts = pd.Timestamp(2020, 1, 1) >>> ts.is_year_start True