auto save

diy2.py

+class hero:
+    def __init__(self,name,hp,attack):
+        self.level=1
+        self.name=name
+        self.hp=hp
+        self.attack=attack
+
+def upgrade():
+    ren.level += 1
+    ren.hp+=50
+    ren.attack+=4
+def npgrade():
+    zhu.level += 1
+    zhu.hp+=50
+    zhu.attack+=4
+ren=hero("亚瑟","300","20")
+zhu=hero("后羿","250","23")
+print(ren.hp)
+print(zhu.hp)