auto save

ddy.py

 import turtle
 import turtle
 pen = turtle.Pen()
 pen = turtle.Pen()
 screen = turtle.Screen()
 screen = turtle.Screen()
-screen.bgcolor("light pink")
-color=["white","blue","violet","cyan"]
-for i in range(1,300)
-color[i%4]
+screen.bgcolor("black")
+colors=["white","blue","violet","cyan"]
 distance=1
 distance=1
-pen.speed(1000)
-for i in range(500):
+pen.speed(5000)
+for i in range(5000):
+    pen.pencolor(colors[i%4])
     pen.forward(distance)
     pen.forward(distance)
     pen.left(91)
     pen.left(91)
     distance+=1
     distance+=1
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