save project

diy2.py

@@ -4,10 +4,10 @@ class Hero:
         self.hp=20
         self.attack=300
 
-def upgrade():
-    yase.level=yase+1
-    yase.hp=yase.hp+50
-    yase.attace=yace.attace+4 
+    def upgrade(self):
+        self.level=yase+1
+       self.hp=yase.hp+50
+        self.attace=yace.attace+4 
 yase = Hero("垭瑟",300,20)
 houyi=Hero("后羿",240,23)
 print(yase.hp)