python爱心

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(10)
    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(10)
    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(5)
    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(100, -300)
    write("author：软嵌171陈虎", move=True, align="left", font=("楷体", 30, "normal"))
    done()
main()