auto save

diy2.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.name=name
+        self.level=1
+        self.hp=hp
+        self.attack=attack
+def upgrade():
+    yase.level+=1
+    yase.hp+=50
+    yase.attack+=4
+yase=Hero("亚瑟",300,20)
+print("亚瑟血量初始值：",yase.hp)
+upgrade()
+upgrade()
+print("亚瑟血量初始值：",yase.hp)
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