docs: def print_datetime_object(dt):
      """prints a date-object"""
      print(dt)
      print('ctime  :', dt.ctime())
      print('tuple  :', dt.timetuple())
      print('ordinal:', dt.toordinal())
      print('Year   :', dt.year)
      print('Mon    :', dt.month)
      print('Day    :', dt.day)