auto save

1.py

+import turtle
+
+screen=turtle.Screen()
+screen.bgcolor("black")
+pen = turtle.Pen()
+pen.speed(100)
+colors=["red","orange","yellow","green"]
+
+for i in range(1,300):
+    pen.color((colors[i%4]))
+    pen.forward(i)
+    pen.right(91)
+pen.hideturtle()
+turtle.done()
\ No newline at end of file