save project

diy2.py

@@ -4,13 +4,14 @@ class Hero:
         self.name=fun
         self.hp=fun1
         self.attack=fun2
+    def upgrade(self):
+        self.level=self.level+1
+        self.hp=self.hp+50
+        self.attack=self.attack+4
 f=Hero('yase',300,20)
 f1=Hero('houyi',250,23)
-def upgrade():
-    f.level=f.level+1
-    f.hp=f.hp+50
-    f.attack=f.attack+4
-    
+f.upgrade()
+print(f.level)