auto save

diy2.py

@@ -4,14 +4,12 @@ class Hero:
         self.name=name
         self.name=name
         self.hp=hp
         self.hp=hp
         self.attack=attack
         self.attack=attack
-
-def upgrade():
-    xiaobei.level=xiaobei.level+1
-    xiaobei.hp=xiaobei.hp+50
-    xiaobei.attack=xiaobei.attack+5
+    def upgrade(self):
+        self.level=self.level+1
+        self.hp=self.hp+50
+        self.attack=self.attack+5
 xiaobei=Hero("小贝",300,30)
 xiaobei=Hero("小贝",300,30)
 print("小贝的初始血量为：",xiaobei.hp)
 print("小贝的初始血量为：",xiaobei.hp)
-upgrade()
-upgrade()
-upgrade()
-print("升3级后的血量值为：",xiaobei.hp)
+xiaobei.upgrade()
+xiaobei.upgrade()
+print("升2级后的血量值为：",xiaobei.hp)
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