auto save

diy.py

+class Hero:
+    def __init__(self,name,hp,attck):
+        self.name = name
+        self.hp = hp
+        self.level = 1
+        self.attack = attck
+
+yase = Hero('亚瑟',250,30)
+print(yase.hp)
+
+def upgrade(name):
+    name.level += 1
+    name.hp += 50
+    name.attack += 4
+upgrade(yase)
+print(yase.hp)