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)
+# print(yase.hp)
+# print(houyi.attack)
+def upgrade():
+    yase.level=yase.level+1
+    yase.hp=yase.hp+50
+    yase.attack=yase.attack+4
+upgrade()
+upgrade()
+print(yase.level)
+print(yase.hp)
+print(yase.attack)