save project

diy2.py

@@ -6,5 +6,9 @@ class Hero:
         self.attack = attack
 
 yase=Hero("亚瑟",300,20)
-houyi=Hero("后裔",250,23)
-print(houyi.attack)
\ No newline at end of file
+print(yase.attack)
+def upgrade():
+    yase.level=yase.level+1
+    yase.hp=yase.hp+50
+    yase.attack=yase.attack+4
+upgrade()
\ No newline at end of file