save project

diy1.py

 # 利用write()帮助悟空给诺依
 # 利用write()帮助悟空给诺依
 import turtle
 import turtle
 screen=turtle.Screen()
 screen=turtle.Screen()
-screen.bgcolor("blue")
+lovesize = int(screen.textinput("数字框","请输入数字"))
 pen=turtle.Pen()
 pen=turtle.Pen()
 pen.write("勇敢牛牛，\n不怕困难",font=("Times",20,"normal"))
 pen.write("勇敢牛牛，\n不怕困难",font=("Times",20,"normal"))
 pen.hideturtle()
 pen.hideturtle()
@@ -9,13 +9,12 @@ pen1=turtle.Pen()
 pen1.penup()
 pen1.penup()
 pen1.goto(-100,0)
 pen1.goto(-100,0)
 pen1.pensize(20)
 pen1.pensize(20)
-len=60
 pen1.pencolor("red")
 pen1.pencolor("red")
 pen1.left(45)
 pen1.left(45)
-pen1.forward(2*len)
-pen1.circle(len,180)
+pen1.forward(2*lovesize)
+pen1.circle(lovesize,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(len,180)
-pen1.forward(2*len)
+pen1.circle(lovesize,180)
+pen1.forward(2*lovesize)
 pen1.hideturtle()
 pen1.hideturtle()
 turtle.done()
 turtle.done()