BUG: `DatetimeIndex.is_year_start` and `DatetimeIndex.is_quarter_start` always return False on double-digit frequencies#58549

Merged

MarcoGorelli merged 11 commits intopandas-dev:mainfrom

natmokval:bug-DatetimeIndex-is_year_start-breaks-on-double-digit-freq

May 10, 2024

Commits on May 3, 2024

correct def get_start_end_field, add test, add a note to v3.0.0
natmokval
committed

Commits on May 7, 2024

replace regex with to_offset
natmokval
committed

Commits on May 8, 2024

replace offset.freqstr.replace with offset.name
natmokval
committed

Commits on May 10, 2024