auto save

diy.py

+class Hero:
+    def __init__(self,name,level,hp,attack):
+        self.level=level
+        self.name=name
+        self.hp=hp
+        self.attack=attack
+    # def upgrade(self):
+    #     self.level=self.level+1
+    #     self.hp=self.hp+50
+    #     self.attack=self.attack+4
+yasuo=Hero('亚索',1,300,20)
+yasuo.upgrade()
+houyi=Hero('后羿',1,240,24)
+houyi.upgrade()
+print(yasuo.hp)
+print(houyi.hp)
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