turtle模块实现多边形

import turtle

def square(length,n):#边长和边数

    bob = turtle.Turtle()

    for i in range(n):

        bob.fd(length)

        bob.lt(360/n)#每次所转角度

    turtle.mainloop()

square(70,6)

<a target="_blank" href="//shang.qq.com/wpa/qunwpa?idkey=14810f366fd210392f3943e7a1f03d90dabd650cb62dedfba80ceaa4476f2a40"><img border="0" src="//pub.idqqimg.com/wpa/p_w_picpaths/group.png" alt="pythonER" title="pythonER"></a>