save project

diy.py

@@ -5,11 +5,12 @@ class Hero():
         self.level=1
         self.attack=attack
 
+    def upgrade(self):
+        self.level = self.level + 1
+        self.hp = self.hp + 50 
+        self.attack = self.attack + 20
 yase = Hero("亚瑟",300,200)
 houyi = Hero("后裔",240,240)
-def upgrade():
-    yase.level = yase.level + 1
-    yase.hp = yase.hp + 50 
-    yase.attack = yase.attack + 20
-upgrade()
+yase.upgrade()
+houyi.upgrade()
 print(yase.level,yase.hp)
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