递归可视化之汉诺塔的动画实现（turtle海龟）

import turtle
 
class Stack:
    def __init__(self):
        self.items = []
    def isEmpty(self):
        return len(self.items) ==
    def push(self, item):
        self.items.append(item)
    def pop(self):
        return self.items.pop()
    def peek(self):
        if not self.isEmpty():
            return self.items[len(self.items) - ]
    def size(self):
        return len(self.items)
 
def drawpole_3():#画出汉诺塔的poles
    t = turtle.Turtle()
    t.hideturtle()
    def drawpole_1(k):
        t.up()
        t.pensize()
        t.speed()
        t.goto(*(k-), )
        t.down()
        t.goto(*(k-), -)
        t.goto(*(k-)-, -)
        t.goto(*(k-)+, -)
    drawpole_1()#画出汉诺塔的poles[]
    drawpole_1()#画出汉诺塔的poles[]
    drawpole_1()#画出汉诺塔的poles[]
 
def creat_plates(n):#制造n个盘子
    plates=[turtle.Turtle() for i in range(n)]
    for i in range(n):
        plates[i].up()
        plates[i].hideturtle()
        plates[i].shape("square")
        plates[i].shapesize(,-i)
        plates[i].goto(-,-+*i)
        plates[i].showturtle()
    return plates
 
def pole_stack():#制造poles的栈
    poles=[Stack() for i in range()]
    return poles
 
def moveDisk(plates,poles,fp,tp):#把poles[fp]顶端的盘子plates[mov]从poles[fp]移到poles[tp]
    mov=poles[fp].peek()
    plates[mov].goto((fp-)*,)
    plates[mov].goto((tp-)*,)
    l=poles[tp].size()#确定移动到底部的高度（恰好放在原来最上面的盘子上面）
    plates[mov].goto((tp-)*,-+*l)
 
def moveTower(plates,poles,height,fromPole, toPole, withPole):#递归放盘子
    if height >= :
        moveTower(plates,poles,height-,fromPole,withPole,toPole)
        moveDisk(plates,poles,fromPole,toPole)
        poles[toPole].push(poles[fromPole].pop())
        moveTower(plates,poles,height-,withPole,toPole,fromPole)
 
myscreen=turtle.Screen()
drawpole_3()
n=int(input("请输入汉诺塔的层数并回车:\n"))
plates=creat_plates(n)
poles=pole_stack()
for i in range(n):
    poles[].push(i)
moveTower(plates,poles,n,,,)
myscreen.exitonclick()

运行结果（层数为5）：