Python实例练手项目源码 - 优美的彩虹线条

游戏效果

源码

import turtle
q = turtle.Pen()
turtle.bgcolor("black")
sides = 7
colors =["red","orange","yellow","green","cyan","blue","blue","purple"]
for x in range(360):
    q.pencolor(colors[x%sides])
    q.forward(x*3/sides+x)
    q.left(360/sides+1)
    q.width(x*sides/200)