save project

diy1.py

+
+import turtle
+screen = turtle.Screen()
+screen.bgcolor("black")
+pen = turtle.Pen()
+pen.speed(100)
+color = ["red","orange","yellow","green"]
+for i in range(1,300000000000000):
+    pen.color(color[i%4])
+    pen.forward(i)
+    pen.right(91)
+turtle.done()
\ No newline at end of file