save project

diy.py

@@ -5,10 +5,18 @@ class Hero:
          self.hp = hp
          self.attack = attack
 
-def upgrade():   
-    yase.level=yase.level+1
-    yase.hp = yase.hp+20
-    yase.attack =yase.attack+50
+     def upgrade(self):   
+         self.level=self.level+1
+         self.hp = self.hp+20
+         self .attack =self.attack+50
 yase = Hero("亚瑟",100,20)
-upgrade()
+yase.upgrade()
+houyi = Hero("后羿",100,20)
+houyi.upgrade()
+harry = Hero("哈利",100,20)
+harry.upgrade()
+
 print("亚瑟的血量:",yase.hp)
+print("后羿的血量:",houyi.hp)
+print("哈利的血量:",harry.hp)
+