save project

diy2.py

@@ -5,15 +5,15 @@ class Hero:
         self.hp = hp
         self.attack = attack
 
-    def upgrade():
-    self.level=self.level+1
-    self.hp=self.hp+50
-    self.attack=self.attack+4
+def upgrade():
+    yase.level=yase.level+1
+    yase.hp=yase.hp+50
+    yase.attack=yase.attack+4
 
 
 yase = Hero("垭瑟",300,20)
 print("亚瑟初始的血量为",yase.hp)
-yase.upgrade()
-yase.upgrade()
+upgrade()
+upgrade()
 print("亚瑟升级两次后的血量为",yase.hp)
      
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