python计算年龄小程序

import time

now = time.strftime('%Y%m%d',time.localtime(time.time()))
bday = input("insert birthday example:20170101:")
def getDays( year, month ):
    day = 31
    while day:
        try:
            time.strptime( '%s-%s-%d'%( year, month, day ), '%Y-%m-%d' )
            return day
        except:
            day -= 1

mons = list(range(1,13))
if (bday[4]) == '0':
    monn = bday[5:6]
else:
    monn = bday[4:6]

if (now[4]) == '0':
    mon_now = now[5:6]
else:
    mon_now = now[4:6]

youxm = mons[int(monn):int(mon_now)-1]
monns = 0
if (int(now[0:4]) - int(bday[0:4])) == 0:
    for monss in youxm:
        monns = int(monns) + int(getDays(int(bday[0:4]), int(monss)))
    monns = int(getDays(int(bday[0:4]), int(monn))) -int(bday[6:9]) + int(now[6:9]) + 1 +monns
elif (int(now[0:4]) - int(bday[0:4])) == 1:
    youxm = mons[int(monn):13]
    for monss in youxm:
        monns = int(monns) + int(getDays(int(bday[0:4]), int(monss)))
    monns = monns + int(getDays(int(bday[0:4]), int(monn))) -int(bday[6:9])+1
    youxm = mons[0:int(mon_now)-1]
    for monns_now in youxm:
        monns = int(monns) + int(getDays(int(now[0:4]), int(monns_now)))
    monns = monns + int(now[6:9])
else:
    youxms = list(range(int(bday[0:4])+1,int(now[0:4])))
    monns = 0
    for youxm in youxms:
        for monsz in mons:
            monns = int(monns) + int(getDays(int(youxm), int(monsz)))
    youxm = mons[int(monn):13]
    for monss in youxm:
        monns = int(monns) + int(getDays(int(bday[0:4]), int(monss)))
    monns = monns + int(getDays(int(bday[0:4]), int(monn))) -int(bday[6:9])+1
    youxm = mons[0:int(mon_now)-1]
    for monns_now in youxm:
        monns = int(monns) + int(getDays(int(now[0:4]), int(monns_now)))
    monns = monns + int(now[6:9])
year = monns//365
days = monns%365
if monns < 365*5:
    print('宝宝年龄是' + str(year) + '岁' + str(days) + '天')
else:
    print('您的年龄是'+str(year)+'岁'+str(days)+'天')

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