auto save

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()
+pen.speed(0)
+RFETRF=1
+for i in range(1200):
+    pen.forward(RFETRF)
+    RFETRF=RFETRF+1
+    pen.left(91)
+turtle.done()
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