save project

diy1.py

 import turtle
 import turtle
+
+
 pen=turtle.Pen()
 pen=turtle.Pen()
-for i in range(1,300)
+screen=turtle.Screen()
+screen.bgcolor("black")
+colors=["red","orange","yellow","green"]
+for i in range(1,300):
+    pen.pencolor(colors[i%4])
     pen.forward(i)
     pen.forward(i)
     pen.right(91)
     pen.right(91)
-pen.hideturtle()
+turtle.hideturtle()
 turtle.done()
 turtle.done()