from time importsleepimporttimeimportosclassClock(object):"""數字時鐘"""

def __init__(self, hour=0, minute=0, second=0):"""初始化方法

:param hour: 時

:param minute: 分

:param second: 秒"""self._hour=hour

self._minute=minute

self._second=seconddefrun(self):"""走字"""self._second+= 1

if self._second == 60:

self._second=0

self._minute+= 1

if self._minute == 60:

self._minute=0

self._hour+= 1

if self._hour == 24:

self._hour=0defshow(self):"""顯示時間"""

return '%02d:%02d:%02d' %\

(self._hour, self._minute, self._second)defmain():

localtime=time.asctime( time.localtime(time.time()) )

hour= int(localtime[11:13])

min= int(localtime[14:16])

sec= int(localtime[17:19])

clock=Clock(hour, min, sec)whileTrue:print(clock.show())

sleep(1)

clock.run()

os.system('cls')if __name__ == '__main__':

main()