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diy1.py

 # 悟空想海龟作图画出弹簧隧道，但是出现了bug，运行不了，请你帮助他，修改bug~
 import turtle 
-
+cs = ['white','red','pink','green','yellow','blue']
 pen=turtle.Pen()
 screen=turtle.Screen()
 pen.speed(999999999)
 pen.hideturtle()
 screen.bgcolor('black')
-
+pen.pensize(10)
 i=0
-while i<135:
-    pen.pencolor('pink')
+while i<999:
+    pen.pencolor(cs[i&5])
     pen.penup()
     pen.goto(0,0)
-    pen.forward(200)
+    pen.forward(400)
     pen.pendown()
-    pen.circle(100)
-    pen.left(2)
+    pen.circle(500)
+    pen.left(9999999999999999999)
     i+=1
 
 turtle.done()
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