Python案例：电脑绣花

绘制五角红星

from turtle import *
color('red','red')
begin_fill()
for i in range(5):
    fd(200)
    rt(144)
end_fill()
done()

绘制七彩圆圈:

import turtle
colors = ['red','orange','yellow','green','blue','indigo','purple']

for i in range(7):
    c=colors[i]
    turtle.color(c,c)
    turtle.begin_fill()
    turtle.rt(360/7)
    turtle.circle(50)
    turtle.end_fill()

turtle.done()