save project

diy1.py

+import turtle
+pen=turtle.Pen()
+screen=turtle.Screen()
+screen.bgcolor("black")
+colors=["red","blue","green","yellow"]
+pen.speed(0)
+i=1
+for i in range(1,100000000):
+    pen.pencolor(colors[i%4])
+    pen.forward(i)
+    pen.right(91)
+
+pen.hideturtle()
+turtle.done()
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