python代码：

import turtle
turtle.circle(100)
turtle.color('black','black')
turtle.begin_fill()
turtle.circle(50,180)
turtle.circle(-50,180)
turtle.right(180)
turtle.circle(100,180)
turtle.end_fill()
turtle.penup()
turtle.goto(0,25)
turtle.pendown()
turtle.color('black','white')
turtle.begin_fill()
turtle.circle(25)
turtle.end_fill()
turtle.penup()
turtle.goto(0,125)
turtle.pendown()
turtle.color('black','black')
turtle.begin_fill()
turtle.circle(25)
turtle.end_fill()