save project

my_app.py

 import tkinter
+import json
+from tkinter import messagebox
 
+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
     app_reg = My_register()
-    app_login.show()
+    app_reg.show()
 def reg_to_login():   # 注册界面转登录界面
     app_reg.root.destroy()
     global app_login
@@ -12,7 +17,7 @@ def reg_to_login():   # 注册界面转登录界面
     app_login.show()
 
 def register():     # 注册验证
-    name.password1,password2=app_reg.get_input()
+    name,password1,password2=app_reg.get_input()
     if name==""or password1==""or password2=="":
         messagebox.showwarning("警告","请填写完整的注册资源资料")
     elif name in users:
@@ -20,12 +25,12 @@ def register():     # 注册验证
     elif password1!=password2:
         messagebox.showwarning("戳辣","你")
     else:
-        user[name]=password1
+        users[name] = password1
         content=json.dump(users)
         with open("user.txt","w",encoding="utf-8")as file:
             file.write(content)
             messagebox.showinfo("戳辣","注册大失败")
-            login.show()
+            login.show( )
 def login():    # 登录验证
     pass
 
@@ -39,7 +44,7 @@ class My_login():       # 登录窗口
     def show(self):         # 登录界面的所有控件
         # Label文本标签，界面提示信息
         l = tkinter.Label(self.root, text='您好！请登录', bg='green', 
-            font=('宋体', 15), width=40, height=2)
+            font=('宋体', 15), width=40 , height=2)
         l.place(x=0, y=0)
         l = tkinter.Label(self.root, text='用户名：', font=("宋体", 12),
             fg="black")