auto save

diy.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level = 1
+        self.name = name
+        self.hp = hp
+        self.attack = attack
+yase = Hero("亚瑟",300,20)
+houyi = Hero("后羿",250,23)
+
+def upgrade():
+    yase.level += 1
+    yase.hp += 50
+    yase.attack += 4
+
+upgrade()
+upgrade()
+
+print("亚瑟的攻击力为：",yase.attack)