auto save

diy.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level=1
+        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
+
+
+yase=Hero("亚瑟",300,20)
+diaochan=Hero("貂蝉",150,25)
+lvbu=Hero("吕布",350,30)
+
+yase.upgrade(50,4)
+diaochan.upgrade(35,6)
+
+print(yase.hp)
+print(yase.attack)
+print(diaochan.attack)
+# print(lvbu.name)
\ No newline at end of file