代码：
[Python] 纯文本查看 复制代码from turtle import * ## 导入turtle库
from datetime import * ## 导入时间库
def Skip(step):
penup()
forward(step)
pendown()
## 定义Turtle形状，建立指针Turtle
def mkHand(name, length):
reset()
Skip(-length*0.1)
begin_poly()
forward(length*1.1)
end_poly()
handForm = get_poly()
register_shape(name, handForm) ## 定义3个指针的对象
def Init():
global secHand, minHand, hurHand, printer
mode("logo") ## 初始Turtle指向北
## 建立三个表针Turtle并初始化
mkHand("secHand", 125)
mkHand("minHand", 130)
mkHand("hurHand", 90)
secHand = Turtle()
## Turtle是turtle模块中的类，可将三个指针实例化
secHand.shape("secHand")
## 定义秒针对象。shape是Turtle类中的方法
minHand = Turtle()
minHand.shape("minHand")
## 定义分针对象
hurHand = Turtle()
hurHand.shape("hurHand")
## 定义时针对象
for hand in secHand, minHand, hurHand:
hand.shapesize(1, 1, 3)
hand.speed(0)
## 速度设置
## 定义输出文字Turtle
printer = Turtle()
##实例化，并输出文字为类的一个对象
printer.hideturtle()
printer.penup()
def SetupClock(radius): ##定义表的外框
reset()
pensize(7)
for i in range(60):
Skip(radius)
if i % 5 == 0:
forward(20)
Skip(-radius-20)
else:
dot(5)
Skip(-radius)
right(6)
def Week(t):
week = ["Monday", "Tuesday", "Wednesday",
"Thursday", "Friday", "Saturday", "Sunday"]
return week[t.weekday()]
def Date(t):
y = t.year
m = t.month
d = t.day
return "%s %d %d" % (y, m, d)
def Tick(): ## 定义指针的动态显示
t = datetime.today()
second = t.second + t.microsecond*0.000001
minute = t.minute + second/60.0
hour = t.hour + minute/60.0
secHand.setheading(6*second)
## 指针对象中的setheading方法接受参数，设定朝向的角度
minHand.setheading(6*minute)
hurHand.setheading(30*hour)
tracer(False)
printer.forward(65)
printer.write(Week(t), align="center",
font=("Courier", 16, "bold"))
printer.back(130)
printer.write(Date(t), align="center",
font=("Courier", 16, "bold"))
printer.home()
tracer(True)
ontimer(Tick, 100)
##设置为100毫秒后继续调用tick函数
def main():
tracer(False)
Init()
SetupClock(160)
tracer(True)
Tick()
mainloop()
## 文件作为脚本直接执行才会被执行，
## 而import到其他脚本中是不会被执行的声明
if __name__ == "__main__":
main()
都是内置库，可直接运行
