python绘制多彩N边形（turtle）

import turtle
from tkinter import *
from tkinter.simpledialog import *
turtle.bgcolor("black")

# You can choose between 2 and 6 sides for some cool shapes!
a = askinteger(title="输入边数：",prompt="请输入边数，范围2-6：",initialvalue="",minvalue=2,maxvalue=6)
sides=a
colors=["red","yellow", "blue", "orange","green","purple"]

for x in range(200):

    turtle.color(colors[x%sides])

    turtle.forward(x*3/sides   x)

    turtle.left(360/sides   1)

    turtle.width(x*sides/200)
turtle.done()

import turtle
from tkinter import *
from tkinter.simpledialog import *
turtle.bgcolor（“black“）

# You can choose between 2 and 6 sides for some cool shapes!
a = askinteger（title=“输入边数：“prompt=“请输入边数，范围2-6：“initialvalue=““minvalue=2maxvalue=6