save project

diy2.py

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