save project

diy1.py

@@ -7,15 +7,15 @@ pen.penup()
 pen.goto(100,-100)
 pen.write("Hi，诺依~\n用python写电子贺卡真是太有趣啦~\n我也喜欢python~\n——悟空 ",font=("Times",18,"normal"))
 pen.hideturtle()
-
+len=50
 pen1=turtle.Pen()
 pen1.pencolor("red")
 pen1.pensize(5)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+pen1.forward(len*2)
+pen1.circle(50,len)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(50,len)
+pen1.forward(2*len)
 pen1.hideturtle()
 turtle.done()
\ No newline at end of file