save project

Mc.py

 import turtle
 pen=turtle.Pen()
 screen=turtle.Screen()
-screen.bgcolor(blake)
-colors=["red" "orange" "yellow" "blue"]
+screen.bgcolor("black")
+colors=["red" ,"orange", "yellow", "blue"]
 pen.speed(0)
 for i in range(0,60):
     pen.forward(i)
+    pen.pencolor(colors[i%4])
     pen.right(91)
 pen.hideturtle()
 pen.done()
\ No newline at end of file