save project

123.py

 import turtle
 import turtle
+
 pen=tuple.pen()
 pen=tuple.pen()
+screen=turtle.pen()
+screen.bgcolor("black")
+coiors=["red","orange","yellow","green",]
 for i in range(1,300):
 for i in range(1,300):
     pen.forward(i)
     pen.forward(i)
-    pen.hideturtle()
-pen.hideturtle()
-turtle.done()
+    pen.pencoior(coiors[i%4])
+    pen.right(91)
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