save project

diy2.py

@@ -4,5 +4,9 @@ class Hero:
         self.name = name
         self.hp=hp
         self.attack=attack
-guanyu=Hero("关羽",300,89)
-print(guanyu.hp)
\ No newline at end of file
+yao=Hero("瑶",300,89)
+def upgrade():
+    yao.hp=yao.hp+40
+    yao.attack=yao.attack+20
+upgrade()
+print(yao.hp)