save project

diy2.py

 import tkinter
 from tkinter import messagebox
 import json
-
-with open("user.txt","r",encoding="utf-8") as file:
-
+with open("user.txt","r",encoding="utf-8") as f:
+    info = f.read()
+    users = json.loads(info)
 def login_to_reg():    # 登录界面转注册界面
     app_login.root.destroy()
     global app_reg
@@ -19,18 +19,26 @@ def reg_to_login():   # 注册界面转登录界面
 def register():     # 注册验证
     name.password1,password2 =app_reg,get_input()
     if name == ""or password2 ==""or password1 =="":
-        messagebox.showwarning("警告！"，"请输入完整的注册信息")
+        messagebox.showwarning("警告！","请输入完整的注册信息")
     elif name in users:
         wessagebox.showwarning("错误！","用户名已存在！")
     elif password1 !=password2:
         wessagebox.showwarning("错误！","两次密码不一致！")
-    else：
+    else:
         users[name] = password1
         content = json.dumps(usert)
         with open("user.txt","r",encoding="utf-8") as file:
-            file.write
+            file.write(content)
+            wessagebox.showinfo("成功","成功注册")
+            reg_to_login()
+                
 def login():    # 登录验证
-    pass    
+    name = password = app_login.get_input()
+    pwd = users.get(name)
+    if pwd == password:
+        wessagebox.showinfo("成功","成功登录")
+    else:
+        wessagebox.showwarning("错误！","用户名或密码错误！")
 
 class My_login():       # 登录窗口
     def __init__(self):