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
+o=turtle.Pen()
+sb=["red","green","yellow","blue"]
+for i in range(1,300):
+    o.speed(9999999999999999999999999999)
+    o.color(sb[i%4])
+    o.forward(i)
+    o.right(91)
+turtle.done()
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