Give this app your birthday and it will tell you how many days until your birthday, how many have passed since your birthday, or happy birthday!

Birthday App

from datetime import datetime


def print_header():
    print ('---------------------------------------------' + '\n' + '          BIRTHDAY APP' + '\n' + '---------------------------------------------' + '\n')


def get_birthday_from_user():
    year = int(input('What year were you born [YYYY]?: '))
    month = int(input('What month were you born [MM]?: '))
    day = int(input('What day were you born [DD]?: '))

    bday = datetime(year, month, day)
    return bday

def compute_days_between_dates(birthday, today):
    date1 = datetime(today.year, birthday.month, birthday.day)
    dt = date1 - today
    wait = int(dt.total_seconds()/60/60/24)
    return wait

def print_birthday_information(bday, wait):
    print('It looks like you were born on {0:%B %d, %Y}.'.format(bday))
    if wait > 0:
        print('Looks like your birthday is in {} days.'.format(wait))
        print("Hope you're looking forward to it!")
    elif wait == 0:
        print('Looks like your birthday is today!  Happy birthday.')
    elif wait < 0:
        print('Looks like your birthday passed {} days ago.'.format(-wait))
        print('Hope you enjoyed it!')

def main():
    print_header()
    bday = get_birthday_from_user()
    now = datetime.now() #current time
    number_of_days = compute_days_between_dates(bday, now)
    print_birthday_information(bday, number_of_days)


main()