Python Turtle绘制动态时钟

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• 好久没更新我的博客了，也不想多说什么了，Python的一个副产品，可能网络上到处都是，直接呈现代码吧！

	# -*-coding=utf-8
	  
	import turtle
	from datetime import *
	  
	# 抬起画笔，向前运动一段距离放下
	def Skip(step):
	    turtle.penup()
	    turtle.forward(step)
	    turtle.pendown()
	  
	def mkHand(name, length):
	    # 注册Turtle形状，建立表针Turtle
	    turtle.reset()
	    Skip(-length * 0.1)
	    # 开始记录多边形的顶点。当前的乌龟位置是多边形的第一个顶点。
	    turtle.begin_poly()
	    turtle.forward(length * 1.1)
	    # 停止记录多边形的顶点。当前的乌龟位置是多边形的最后一个顶点。将与第一个顶点相连。
	    turtle.end_poly()
	    # 返回最后记录的多边形。
	    handForm = turtle.get_poly()
	    turtle.register_shape(name, handForm)
	  
	def Init():
	    global secHand, minHand, hurHand, printer
	    # 重置Turtle指向北
	    turtle.mode("logo")
	    # 建立三个表针Turtle并初始化
	    mkHand("secHand", 135)
	    mkHand("minHand", 125)
	    mkHand("hurHand", 90)
	    secHand = turtle.Turtle()
	    secHand.shape("secHand")
	    minHand = turtle.Turtle()
	    minHand.shape("minHand")
	    hurHand = turtle.Turtle()
	    hurHand.shape("hurHand")
	    
	    for hand in secHand, minHand, hurHand:
	        hand.shapesize(1, 1, 3)
	        hand.speed(0)
	    
	    # 建立输出文字Turtle
	    printer = turtle.Turtle()
	    # 隐藏画笔的turtle形状
	    printer.hideturtle()
	    printer.penup()
	     
	def SetupClock(radius):
	    # 建立表的外框
	    turtle.reset()
	    turtle.pensize(7)
	    for i in range(60):
	        Skip(radius)
	        if i % 5 == 0:
	            turtle.forward(20)
	            Skip(-radius - 20)
	            
	            Skip(radius + 20)
	            if i == 0:
	                turtle.write(int(12), align="center", font=("Courier", 14, "bold"))
	            elif i == 30:
	                Skip(25)
	                turtle.write(int(i/5), align="center", font=("Courier", 14, "bold"))
	                Skip(-25)
	            elif (i == 25 or i == 35):
	                Skip(20)
	                turtle.write(int(i/5), align="center", font=("Courier", 14, "bold"))
	                Skip(-20)
	            else:
	                turtle.write(int(i/5), align="center", font=("Courier", 14, "bold"))
	            Skip(-radius - 20)
	        else:
	            turtle.dot(5)
	            Skip(-radius)
	        turtle.right(6)
	         
	def Week(t):  
	    week = ["星期一", "星期二", "星期三",
	            "星期四", "星期五", "星期六", "星期日"]
	    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():
	    # 绘制表针的动态显示
	    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)
	    minHand.setheading(6 * minute)
	    hurHand.setheading(30 * hour)
	     
	    turtle.tracer(False)
	    printer.forward(65)
	    printer.write(Week(t), align="center",
	                  font=("Courier", 14, "bold"))
	    printer.back(130)
	    printer.write(Date(t), align="center",
	                  font=("Courier", 14, "bold"))
	    printer.home()
	    turtle.tracer(True)
	  
	    # 100ms后继续调用tick
	    turtle.ontimer(Tick, 100)
	  
	def main():
	    # 打开/关闭龟动画，并为更新图纸设置延迟。
	    turtle.tracer(False)
	    Init()
	    SetupClock(160)
	    turtle.tracer(True)
	    Tick()
	    turtle.mainloop()
	  
	if __name__ == "__main__":
	    main()