python内置库turtle绘制有趣图形

import turtle

t = turtle.Pen()
turtle.bgcolor("black")
sides = 6
colors = ["red", "yellow", "green", "blue", "orange", "purple"]
for x in range(360):
    t.pencolor(colors[x % sides])
    t.forward(x * 3 / sides + x)
    t.left(360 / sides + 1)
    t.width(x * sides / 200)