save project

diy1.py

 import turtle
-# pen=turtle.Pen()
-# pen.write("床前明月光~\n疑是地上霜~\n举头望明月~\n低头思故乡",font=("Times",30,"normal"))
-# Pen.hideturtle()
-# turtle.done()
+screen=turtle.Screen()
+screen.bgcolor("light bule")
+pen=turtle.Pen()
+pen.penup()
+pen.goto(-100,0)
+pen.write("无",font=("Times",100,"normal"))
 pen1=turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(3)
+len=60
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(2*len)
+pen1.circle(len,180)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(len,180)
+pen1.forward(2*len)
 pen1.hideturtle()
-turtle.done()
\ No newline at end of file
+turtle.done()