save project

diy1.py

 import turtle
 import turtle
 pen = turtle.Pen()
 pen = turtle.Pen()
 screen = turtle.Screen()
 screen = turtle.Screen()
+screen.bgcolor("black")
+clours=["red","blue","yellow","green"]
 SB=1
 SB=1
 pen.speed(9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)
 pen.speed(9999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999)
 for i in range(99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999):
 for i in range(99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999):
     pen.forward(SB)
     pen.forward(SB)
-    pen.right(135)
+    pen.right(120)
+    pen.pencolor(clours[SB%4])
     SB+=1
     SB+=1
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
\ No newline at end of file