auto save

diy2.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level=1
+        self.name=name
+        self.hp=hp
+        self.attack=attack
+yase=Hero('yase',300,20)
+
+def upgrade(self):
+    self.level=self.level+1
+    self.hp=self.hp+50
+    self.attack=self.attack+5
+yase=Hero("亚瑟",300,20)
+print("等级为:",yase.level)
+print("血量为:",yase.hp)
+print("攻击力为:",yase.attack)