save project

啊.py/j.py

-import turtle
+import turtle
 import turtle
 pen=turtle.Pen()
-e = 1
-for i in range(900):
-    pen.forward(e)
+q=turtle.Screen()
+q.bgcolor("black")
+e=["red","orange","yellow","blue"]
+for i in range(1,500):
+    pen.color(e[i%4])
+    pen.forward(i)
     pen.right(91)
-    e+=1
 pen.hideturtle()
-turtle.done()
\ No newline at end of file
+turtle.done()