save project

diy1.py

 import turtle
 pen=turtle.Pen()
+len=60
 screen=turtle.Screen()
-screen.bgcolor("bule")
+screen.bgcolor("blue")
 pen.penup()
 pen.goto(100,-100)
 pen.write("Holo\n啊",font=("Times",40,"normal"))
@@ -12,10 +13,10 @@ pen1=turtle.Pen()
 pen1.pensize(5)
 pen1.color("red")
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(len)
+pen1.circle(len/2,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len/2,180)
+pen1.forward(len)
 pen1.hideturtle()
 turtle.done()
\ No newline at end of file