save project

my_app.py

 import tkinter
-from json import messagebox
+from tkinter import messagebox
 import json
 
 with open("user.txt","r",encoding="utf-8") as f:
-        into=f.read()
+    info=f.read()
     users=json.loads(info)
 
 def login_to_reg():    # 登录界面转注册界面