save project

diy1.py

-"""
-使用turtle模块画图
-每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
-"""
+colors=["red","orange","yellow","green"]
 import turtle
 import turtle
 pen = turtle.Pen()
 pen = turtle.Pen()
-for i in range(300):
+for i in range(1,300):
     pen.forward(i)
     pen.forward(i)
+    pen.pencolor(colors[1%4])
     pen.right(91)
     pen.right(91)
 pen.hideturtle()
 pen.hideturtle()
 turtle.done()
 turtle.done()
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