save project

diy2.py

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