save project

diy1.py

 import turtle
 import turtle
 pen=turtle.Pen()
 pen=turtle.Pen()
 pen.speed(100)
 pen.speed(100)
-
-
-for i in range(10000):
+b=turtle.Screen()
+b.bgcolor('sky blue')
+colors=["red","orange","yellow","green"]
+for i in range(1,10000):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)