auto save

diy2.py

+calss Hero:
+    def __init__(self,name):
+        self.level=1
+        self.attack=50
+        self.hp=300
+        self.name=name
+
+    def combat(self, enemy):    # 普通攻击
+        info1 = self.name+"对"+enemy.name+"发起进攻，"
+        info2 = "造成"+str(self.attack)+"点伤害，"
+        enemy.hp -= self.attack
+        if enemy.hp > 0:
+            info3 = enemy.name+"还剩下"+str(enemy.hp)+"血量"
+            info = info1+info2+info3
+            print(info)
+        else:
+            info3 = enemy.name+"阵亡，游戏结束"
+            info = info1+info2+info3
+            print(info)
+            print('你干嘛啊~~')
+            exit()
+