save project

diy2.py

+class Hero:
+    def __init__(self,name,hp,attack):
+        self.level=1
+        self.name=name
+        self.hp=hp
+        self.attack=attack
+    def upgrade(self):
+        self.level+=1
+        self.hp+=50
+        self.attack+=4
+yase=Hero('亚瑟',300,20)
+houyi=Hero('后羿',250,23)
+upgrade()
+upgrade()
+print('伤害为',yase.attack)
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