save project

diy2.py

@@ -4,12 +4,12 @@ class Hero:
         self.name=name
         self.hp=hp
         self.attack=attack
-yase=Hero('垭瑟',300,20)
-houyi=Hero('后羿',250,23)
-def upgrade():
+    def upgrade(self):
         self.level+=1
         self.hp+=50
         self.attack+=20
-upgrade
+yase=Hero('垭瑟',300,20)
+houyi=Hero('后羿',250,23)
+yase.upgrade()
 print(yase.hp)
 print(houyi.name)