save project

diy2.py

@@ -4,9 +4,10 @@ class Hero:
         self.name = name
         self.name = name
         self.hp=hp
         self.hp=hp
         self.attack=attack
         self.attack=attack
+    def upgrade(self):
+        self.levle=self.levle+1
+        self.hp=self.hp+40
+        self.attack=self.attack+20
 yao=Hero("瑶",300,89)
 yao=Hero("瑶",300,89)
-def upgrade():
-    yao.hp=yao.hp+40
-    yao.attack=yao.attack+20
-upgrade()
-print(yao.hp)
+yao.upgrade()
+print(yao.levle)