auto save

如日.py/牛逼.py

+import turtle
+import turtle
+io = turtle.Pen()#点记法 
+screen = turtle.Screen()#创建画布
+fi=screen.textinput("输入框","你要多大的爱心？")
+f=int(fi)#int整数 float浮点 str字符串 
+io.left(45)
+io.forward(2*f)
+io.circle(f,180)
+io.right(90)
+io.circle(f,180)
+io.forward(2*f)
+turtle.done()
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