save project

diy2.py

+class Hero:
+    def __init__(self,level,hp,attack):
+        self.level=level
+        self.hp=hp
+        self.attack=attack
+    def upgrade():
+        self.level=self.level+1
+        self.hp=self.hp+50
+        self.attack=self.attack+4
+
+yase=Hero(1,300,20)
+print("亚瑟的血量是:",yase.hp)
+yase.upgrade()
+yase.upgrade()
+print("两次升级后：亚瑟的血量为",yase.hp)
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