save project

diy2.py

 import turtle
 pen=turtle.Pen()
-distance=1
-for i in range(1,300,5):
+colors=["red","orange","yellow","green"]
+screen=turtle.Screen()
+screen.bgcolor("black")
+for i in range(1,300,1):
    pen.forward(i)
    pen.right(91)
+   pen.pencolor(colors[i%4])
 pen.hideturtle()
 turtle.done()