save project

Untitled-1.py.py

 import turtle
 import turtle
 screen = turtle.Screen()
 screen = turtle.Screen()
 screen.bgcolor("red")
 screen.bgcolor("red")
-a=screen.textinput("提示","想画多大的圆")
-
-len=float(a)
+len=60
 pen=turtle.Pen()
 pen=turtle.Pen()
 pen1=turtle.Pen()
 pen1=turtle.Pen()
 pen1.left(45)
 pen1.left(45)