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('后羿',320,24)
+yase.upgrade()
+print('后羿的等级是:',yase.level)
+print('后羿的血量是:',yase.hp)
+print('后羿的攻击力是:',yase.attack)