save project

lesson.py

+import turtle
+pen=turtle.Pen()
+pen.penup()
+pen.goto(-100,-100)
+pen.pendown()
+for i in range(4):
+    pen.fd(200)
+    pen.left(90)
+turtle.done()
+
+

lesson1.py

+import turtle
+pen=turtle.Pen()
+screen=turele.Pen()
+screen=turtle.Screen()
+screen.bgcolor("red")
+pen.penup()
+pen.goto(100,-100)
+pen.write("你好"，font=("Time"30,"normal"))
+pen,hideturtle()
+turtle.done()
+pen1=turtle.Pen()
+pen1.left(45)
+pen1.forward(100)
+pen1.circle(50,180)
+pen1.right(90)
+pen1.circle(50,180)
+pen1.forward(100)
+pen1.hideturtle()
+turtle.dont()
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