save project

diy.py

@@ -4,8 +4,11 @@ class Hero:
         self.name=name
         self.name=name
         self.hp=hp
         self.hp=hp
         self.attack=attack
         self.attack=attack
+    def upgrade(self):
+        self.level+=1
+        self.hp+=50
+        self.attack+=4
 yase=Hero('亚瑟',300,20)
 yase=Hero('亚瑟',300,20)
 houyi=Hero('后羿',250,23)
 houyi=Hero('后羿',250,23)
-print(yase.hp)
-print(yase.name)
-print(houyi.attack)
+yase.upgrade()
+print(yase.level)
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