1.py

import turtle
pen=turtle.Pen()
screen=turtle.Screen()
pen1 = turtle.Pen()
pen.penup()
pen.goto(100,-100)
pen.write("春眠不觉晓，\n处处闻啼鸟。\n夜来风雨声，\n花落知多少。\n", font=("Times",20,"normal"))
screen.bgcolor("light blue")
pen1.pencolor("red")
pen1.pensize(5)
len=screen.textinput("提示","你想要多大的爱心？")
lovesize=int(len)
pen1.left(45)
pen1.forward(2*lovesize)
pen1.circle(lovesize,180)
pen1.right(90)
pen1.circle(lovesize,180)
pen1.forward(2*lovesize)
pen1.hideturtle()
turtle.done()