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
 """
 import turtle
 
 pen = turtle.Pen()
+distance=1
 for i in range(300):
-    pen.forward(i)
+    pen.forward(distance)
     pen.right(91)
-pen.hideturtle()
+    distance+=1
+.hideturtle()
 pen.done()