save project

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~
 # 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 
 import turtle 
-
+import random
 pen=turtle.Pen()
 pen=turtle.Pen()
 screen=turtle.Screen()
 screen=turtle.Screen()
-pen.speed()
+pen.speed(500)
 pen.hideturtle()
 pen.hideturtle()
 screen.bgcolor('black')
 screen.bgcolor('black')
-
+color_list=['pink','red']
 i=0
 i=0
-while i<135:
-    pen.pencolor('pink')
+while i<180:
+    pen.pencolor(random.choice(color_list))
     pen.penup()
     pen.penup()
     pen.goto(0,0)
     pen.goto(0,0)
     pen.forward(200)
     pen.forward(200)