save project

diy2.py

 class Hero:
     def __init__(self,name,hp,attack):
         self.hp=hp
-        self.level=2
+        self.level=1
         self.attack=attack
         self.name=name
+    def  upgrade(self):
+        self.level=self.level+1
+        self.hp=yese.hp+50
+        self.attack=yese.attack+3
 yese=Hero("亚瑟",300,20)
 print(yese.hp)
 houyi=Hero("后羿",240,25)
 print(houyi.hp)
-def  upgrade():
-    yese.hp=yese.hp+50
-    yese.attack=yese.attack+3
-upgrade()
-upgrade()
+yese.upgrade()
+yese.upgrade()
 print(yese.hp)
+print(yese.level)
+print(yese.attack)
\ No newline at end of file