save project

diy1.py

 import turtle
 import turtle
+len=60
 pen=turtle.Pen()
 pen=turtle.Pen()
 screen=turtle.Screen()
 screen=turtle.Screen()
 screen.bgcolor("light blue")
 screen.bgcolor("light blue")
@@ -7,11 +8,11 @@ pen.goto(100,0)
 pen.write("诺伊，turtle真好用\n啦啦啦啦啦啦啦",font=("Times",20,"normal"))
 pen.write("诺伊，turtle真好用\n啦啦啦啦啦啦啦",font=("Times",20,"normal"))
 pen1=turtle.Pen()
 pen1=turtle.Pen()
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.hideturtle()
 pen1.hideturtle()
 turtle.done()
 turtle.done()