from turtle import *
from time import sleep
def go_to(x, y):
up()
goto(x, y)
down()
def big_Circle(size): #函数用于绘制心的大圆
speed(1)
for i in range(150):
forward(size)
right(0.3)
def small_Circle(size): #函数用于绘制心的小圆
speed(1)
for i in range(210):
forward(size)
right(0.786)
def line(size):
speed(1)
forward(51*size)
def heart( x, y, size):
go_to(x, y)
left(150)
begin_fill()
line(size)
big_Circle(size)
small_Circle(size)
left(120)
small_Circle(size)
big_Circle(size)
line(size)
end_fill()
def arrow():
pensize(10)
setheading(0)
go_to(-400, 0)
left(15)
forward(150)
go_to(339, 178)
forward(150)
def arrowHead():
pensize(1)
speed(1)
color(‘red‘, ‘red‘)
begin_fill()
left(120)
forward(20)
right(150)
forward(35)
right(120)
forward(35)
right(150)
forward(20)
end_fill()
def main():
pensize(2)
color(‘red‘, ‘pink‘)
#getscreen().tracer(30, 0) #取消注释后，快速显示图案
heart(200, 0, 1) #画出第一颗心，前面两个参数控制心的位置，函数最后一个参数可控制心的大小
setheading(0) #使画笔的方向朝向x轴正方向
heart(-80, -100, 1.5) #画出第二颗心
arrow() #画出穿过两颗心的直线
arrowHead() #画出箭的箭头
go_to(400, -300)
write("author：520Python", move=True, align="left", font=("宋体", 30, "normal"))
done()
main()原文：http://blog.51cto.com/853056088/2160349