save project

diy.py

@@ -4,6 +4,13 @@ class Hero:
         self.name=name
         self.hp=hp
         self.attack=attack
+    def upgrade(self):
+        self.level=self.level+1
+        self.attack=self.attack+100
+        self.hp=self.hp+10
+
+
 houyi=Hero("后裔",100,1010)
 yase=Hero("亚瑟",10001,10)
-print(yase.hp)
\ No newline at end of file
+print(houyi.hp)
+upgrade()
\ No newline at end of file