叠加等边三角形的绘制

import turtle as tt.setup(600, 600, None,None)t.pu()t.fd(-120)t.pensize(5)t.width(5)t.pencolor("darkgreen")t.pd()t.fd(250)t.seth(120)t.pencolor("black")t.fd(250)t.seth(-120)t.pencolor("blue")t.fd(250)t.pencolor("purple")t.fd(250)t.seth(0)t.pencolor("green")t.fd(250)t.pencolor("gold")t.fd(250)t.seth(120)t.pencolor("red")t.fd(250)t.seth(-120)t.pencolor("grey")t.fd(250)t.seth(120)t.pencolor("violet")t.fd(250)