shell pip install PyTime python from pytime import pytime python datetime_str = '2022-01-01 12:00:00' datetime_obj = pytime.parse(datetime_str) python print(formatted_datetime_str) python new_datetime_obj = pytime.add(datetime_obj, years=1, months=2, days=3, hours=4, minutes=5, seconds=6) print(new_datetime_obj) python datetime_obj1 = pytime.parse('2022-01-01') datetime_obj2 = pytime.parse('2022-02-01') if pytime.is_later(datetime_obj1, datetime_obj2): else: