【Python程序设计】Trutle

import turtle
turtle.setup(650, 350, 200, 200)
turtle.colormode(255)
turtle.penup()
turtle.fd(-250)
turtle.pendown()
turtle.pensize(25)
turtle.seth(-40)
r,g,b = 0,100,0
for i in range(4):
    if i==2:
        r,g,b = 0,160,0
    turtle.pencolor(r, g, b)
    g=g+20
    turtle.circle(40, 80)
    turtle.pencolor(r, g, b)
    turtle.circle(-40, 80)
turtle.circle(40, 80/2)
turtle.pencolor(160, 102, 240)
turtle.fd(40)
turtle.pencolor(160, 62, 240)
turtle.circle(16, 180)
turtle.fd(40*2/3)
turtle.done()