save project

diy2.py

@@ -5,9 +5,9 @@ class Hero():
         self.hp = hp
         self.hp = hp
         self.attack = attack
         self.attack = attack
     def upgrade(self):
     def upgrade(self):
-        self.level = yase.level+1
-        self.hp = yase.hp+50
-        self.attack = yase.attack+4
+        self.level = self.level+1
+        self.hp = self.hp+50
+        self.attack = self.attack+4
 yase = Hero('垭瑟',300,20)
 yase = Hero('垭瑟',300,20)
 yase.upgrade()
 yase.upgrade()