date_to_int.py

def to_minutes(wd, h, m):
    return wd * 24 * 60 + h * 60 + m


def from_minutes(minutes):
    wd = minutes // (24 * 60)
    rest = minutes - (wd * 24 * 60)
    return wd, rest // 60, rest % 60


if __name__ == '__main__':
    print(f'from_minutes(to_minutes(2, 23, 45)) -> {from_minutes(to_minutes(2, 23, 45))}')
    print(f'from_minutes(to_minutes(2, 21, 45)) -> {from_minutes(to_minutes(2, 21, 45))}')