save project

dd.py

 import turtle
 import turtle
+colors=["red","blue","violet","cyan"]
+screen=turtle.Screen()
+screen.bgcolor('black')
 pen=turtle.Pen()
 pen=turtle.Pen()
-t=1
-for i in range(300):
-    pen.forward(t)
+pen.speed(9)
+for i in range(1,300):
+    pen.color(colors[i%4])
+    pen.forward(i)
     pen.right(91)
     pen.right(91)
-    t+=1
+  
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
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