save project

diy2.py

@@ -7,9 +7,9 @@ class Hero:
 yase=Hero("垭瑟",300,20)
 houyi=Hero("后羿",250,23)
 def upgrade():
-    yase.level=level+1
-    yase.hp=hp+50
-    yase.attack=attack+4
+    yase.level=yase.level+1
+    yase.hp=yase.hp+50
+    yase.attack=yase.attack+4
 upgrade()
 print(yase.hp)
 print(houyi.hp)
\ No newline at end of file