save project

my_app.py

 import tkinter
 import tkinter
+from tkinter import messagebox
+with open("use.txt","r",encoding="utf-8")as f:
+    info = f.read()
+    users = json.loads(info)
 
 
 def login_to_reg():
 def login_to_reg():
     app_login.root.destroy()
     app_login.root.destroy()
@@ -15,7 +19,15 @@ def reg_to_login():   # 注册界面转登录界面
     app_login.show()
     app_login.show()
 
 
 def register():     # 注册验证
 def register():     # 注册验证
-    pass
+    name,password1,password2 = app_reg.get_input()
+    if name == ""or password1==""or password2=="":
+        messagebox.showwarning("警告","请填写完整资料")
+    elif name in users:
+        messagebox.showwarning("错误","用户名已存在")
+    elif password1 != password2:
+        messagebox.showwarning("错误","两次密码不一致")
+    elif:
+        users[name] = password1
 
 
 def login():    # 登录验证
 def login():    # 登录验证
     pass    
     pass