效果图如下：

from turtle import*
setup(750,500)
penup()
pensize(25)
pencolor("pink")
fd(-230)
seth(90)
pendown()
circle(-50,180)
circle(50,-180)
circle(75,-50)
circle(-190,-45)
penup()
fd(185)
seth(180)
fd(120)
seth(90)
pendown()
circle(-75,-50)
circle(190,-45)
penup()
fd(184)
seth(0)
fd(80)
seth(90)
pendown()
circle(-50,180)
circle(50,-180)
circle(75,-50)
circle(-190,-45)
penup()
fd(185)
seth(180)
fd(120)
seth(90)
pendown()
circle(-75,-50)
circle(190,-45)
penup()
fd(150)
seth(180)
fd(300)
pencolor("red")
pensize(10)
pendown()
fd(-500)
seth(90)
fd(30)
fd(-60)
seth(30)
fd(60)
seth(150)
fd(60)
done()

Python使用turtle库画一个爱心构成的爱心

#!/usr/bin/env python
# coding:utf-8

from turtle import *
import time

def setTurtle():
    # 窗口大小
    screensize(900, 700, 'pink')
    # 颜色
    color('red', 'pink')
    # 笔粗细
    pensize(3)
    # 速度
    speed(6)
    # 提笔
    penup()

def getStart(h):
    # 去到的坐标,窗口中心为0,0
    goto(0, -180)
    r = h / 5
    drawBigL(r, h)
    drawBigArc(r, 140)
    drawBigArc(r, 70)
    drawBigR(r, h)
    centerRange()
    drawHope()
    drawName()

def drawBigL(r, h):
    colors = ['red', 'orange', 'yellow', '#87CEEB', 'violet', 'red']
    for i in range(int(240 / h) + 1):
        seth(0)
        color(colors[i], colors[i + 1])
        drawHeart(r)
        seth(140)
        fd(h)

def drawBigArc(r, rad):
    colors = ['red', 'orange', 'yellow', 'SkyBlue', 'violet', 'red']
    for i in range(50):
        if (i % 10 == 0):
            color(colors[int(i / 10)], colors[int(i / 10) + 1])
            seth(0)
            drawHeart(r)
            seth(rad - (i + 1) * 4)
        rt(4)
        fd(10.5)

def drawBigR(r, h):
    colors = ['red', 'orange', 'yellow', 'SkyBlue', 'violet', 'red']
    for i in range(int(240 / h) + 1):
        color(colors[i], colors[i + 1])
        seth(0)
        drawHeart(r)
        setheading(220)
        fd(h)

def drawHeart(r):
    down()
    begin_fill()
    factor = 180
    seth(45)
    circle(-r, factor)
    fd(2 * r)
    right(90)
    fd(2 * r)
    circle(-r, factor)
    end_fill()
    up()

# 在心中写字
def centerRange():
    for i in range(6):
        drawCenter(i)
        time.sleep(1)

def drawCenter(i):
    goto(0, 0)
    colors = ['red', 'orange', 'yellow', 'SkyBlue', 'violet', 'red']
    pencolor(colors[i])
    # 在心中写字 font可以设置字体自己电脑有的都可以设 align开始写字的位置
    write('love SPY', font=('gungsuh', 30,), align="center")
    up()