auto save

diy2.py

@@ -8,3 +8,9 @@ yase=Hero("鸭塞",300,20)
 hoye=Hero("侯爷",240,23)    
 hoye=Hero("侯爷",240,23)    
 print("鸭塞",yase.hp)
 print("鸭塞",yase.hp)
 print("侯爷",hoye.hp)
 print("侯爷",hoye.hp)
+def upgrade:
+        yase.level=
+        yase.name=name
+        yase.hp=hp
+        yase.attack=attack
+