save project

diy2.py

@@ -4,10 +4,8 @@ class Hero:
         self.name = name
         self.attack = attack
 
-yase = Hero("亚瑟",300,20)
+    def upgrade(self):
+        self.level=self.level+1
+        self.hp=self.hp+100
+        self.attack=self.attack+50
 
-
-def upgrade():
-    yase.level=yase.level+1
-    yase.hp=yase.hp+100
-    yase.attack=yase.attack+50