from turtle import*
seth(-120)
for i in range(3):
for i in range(3):
fd(100)
left(120)
left(60)
right(60)
fd(100)
seth(-60)
for i in range(3):
fd(100)
right(120)
hideturtle()
原文：https://www.cnblogs.com/1234just/p/13746131.html