save project

diy2.py

@@ -4,6 +4,11 @@ class Hero():
         self.name = name
         self.hp = hp
         self.attack = attack
-kkkkkkkklk
+    def upgrade(self):
+        self.level = self.level+1
+        seif.hp = self.hp+50
+        self.attack = self.attack+4
+
 yase = Hero("yase",300,20)
 houyi = Hero("hoyi",250,23)
+