save project

diy.py

@@ -8,10 +8,10 @@ yase=Hero("亚瑟",300,20)
 houyi=Hero("后羿",250,23)
 #print(yase.hp)
 #print(houyi.hp)
-def upgrade():
-    yase.level=yase.level+1
-    yase.hp=yase.hp+50
-    yase.attack=yase.attack+4
+def upgrade(self):
+    self.level=self.level+1
+    self.hp=self.hp+50
+    self.attack=self.attack+4
 upgrade()
 print(yase.hp)
 print(houyi.hp)    
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