save project

my_app.py

 import tkinter
+from tkinter import messagebox
+import json
 
+with open("user.txt","r",encoding="utf-8")as file:
+    f = file.read()
+    print(f)
+user = json.loads(f)
 def login_to_reg():    # 登录界面转注册界面
-    pass
-
+    app_login.root.destroy()
+    global app_reg
+    app_reg = My_register()
+    app_reg.show()
 def reg_to_login():   # 注册界面转登录界面
-    pass
-
+    app_reg.root.destroy()
+    global app_login
+    app_login = My_register()
+    app_login.show()
 def register():     # 注册验证
-    pass
-
+    name,pw1,pw2 = app_reg.get_input()
+    if name == "" or pw1 == "" or pw2 == "":
+        messagebox.showwarning("警告","注册信息不能为空！")
+    elif name in user:
+        messagebox.showwarning("警告","账号已经被注册！")
+    elif pw1!= pw2:
+        messagebox.showwarning("警告","两个个密码不一致！")
+    else:
+        user[name] = pw1
+        messagebox.showinfo("提示","注册成功")
 def login():    # 登录验证
     pass