import time
import turtle


def getTime():
    tt = time.localtime()  # 结构化的时间
    ss = time.strftime('%Y年%m月%d日 %H:%M:%S', tt)
    return ss


pen = turtle.Turtle()

pen.backward(100)
pen.speed(0)

while True:
    time.sleep(1)
    times = getTime()
    pen.clear()
    pen.write(times, font=("Arial", 40, "normal"))

input()

效果