python:使用turtle库绘制彩色螺旋线

划句顾

1. import turtle as t
   
2. t.speed("fastest")
   
3. t.pensize(2)
   
4. colors = ["red","blue","yellow","purple"]
   
5. for x in range(200):
   
6.     t.color(colors[x%4])
   
7.     t.forward(2*x)
   
8.     t.left(91)
   
9. t.done()

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