save project

for.py

 import turtle
 import turtle
+
 pen = turtle.Pen()
 pen = turtle.Pen()
-for i in range(1,300):
+screen=turtle.Screen()
+screen.bgcolor("silver")
+colors=["violet","springgreen","skyblue","yellow"]
+for i in range(10,100000):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)
 turtle.hideturtle()
 turtle.hideturtle()