save project

diy2.py

@@ -4,14 +4,11 @@ class Hero:
         self.name=name
         self.hp=hp
         self.attack=attack
-
-def upgrade():
-    yase.level=yase.level+1
-    yase.hp=yase.hp+50
-    yase.attack=yase.attack+4
+    def upgrade(self):
+        self.level=self.level+1
+        self.hp=self.hp+50
+        self.attack=self.attack+4
 
 yase=Hero("垭瑟",300,20)
-print("垭瑟的初始血量值为",yase.hp)
-upgrade()
-upgrade()
-print("升级两次后,垭瑟的血量值为",yase.hp)
\ No newline at end of file
+yase.upgrade()
+print("垭瑟的血量值为",yase.hp)
\ No newline at end of file