python代码turtle画车轮

import turtle

#设置画圆，从开始到结束
def Skip(x,y):
t1.penup()
t1.goto(x,y)
t1.pendown()

t1=turtle.Turtle()#创建车轮
t1.circle(90)#画圆
Skip(0,90)#设置原中心
for i in range(14):#循环`
t1.forward(90)
t1.left(30)
Skip(0,90)

turtle.done()