save project

my_app.py

 import tkinter
 import tkinter
+from tkinter import messagebox
+import json
+with open("user.txt","r",encoding="utf-8") as f:
 
 
+    into=f.read()
+    users=json.loads(into)
 def login_to_reg():    # 登录界面转注册界面
 def login_to_reg():    # 登录界面转注册界面
     app_login.root.destroy()
     app_login.root.destroy()
     global app_reg
     global app_reg
@@ -13,7 +18,14 @@ def reg_to_login():   # 注册界面转登录界面
 
 
 def register():     # 注册验证
 def register():     # 注册验证
     name,password1,password2=app_reg.get_input()
     name,password1,password2=app_reg.get_input()
-    print(name,password1,password2)
+    if name=="" or password1=="" or password2=="":
+        messagebox.showwarning('警告',"请填写完整")
+    elif name in users:
+        messagebox.showwarning('警告','用户名已注册')
+    elif password1!=password2:
+        messagebox.showwarning('警告','两次密码不一致')
+    else:
+        users[name]=password1
 def login():    # 登录验证
 def login():    # 登录验证
     pass    
     pass