save project

nb.py

 import turtle
 import turtle
-pen=turtle.Pen
-pen.write("你好啊"，font=("Times",50,"normal"))
+screen=turtle.Screen()
+screen.bgcolor("light red")
+pen=turtle.Pen()
+pen.penup()
+pen.goto(100,-100)
+pen.write("你好啊",font=("Times",50,"normal"))
 pen.hideturtle()
 pen.hideturtle()
-pen.done()
 pen1=turtle.Pen()
 pen1=turtle.Pen()
 pen1.pencolor("yellow")
 pen1.pencolor("yellow")
 pen1.pensize(10)
 pen1.pensize(10)
 pen1.left(45)
 pen1.left(45)
-pen1.forward(100)
-pen1.circle(50,180)
+nb=0
+pen1.forward(2*nb)
+pen1.circle(nb,180)
 pen1.right(90)
 pen1.right(90)
-pen1.circle(50,180)
-pen1.forward(100)
+pen1.circle(nb,180)
+pen1.forward(2*nb)
 pen1.hideturtle()
 pen1.hideturtle()
 turtle.done()
 turtle.done()
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