save project

diy2.py

@@ -4,7 +4,7 @@ class Hero:
         self.name=name
         self.hp=hp
         self.attack=attack
-    def upgrade():
+    def upgrade(self):
         yase.hp=yase.hp+50
         yase.attack=yase.attack+4
         yase.level=yase.level+1