save project

diy.py

@@ -6,5 +6,11 @@ class Hero()
     self.attack = attack
 yase=Hero('yase',300,24)
 houyi=Hero('houyi',350,29)
-print('yase的血量',yase,HP)
-print('houyi的血量',yase,HP)
\ No newline at end of file
+def upgrade()
+   yase level= yase level+1
+   yase HP= yase HP+50
+   yase attack= yase attack+4
+upgrade()
+upgrade()
+
+