save project

my_app.py

 import tkinter
 
 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_login.root.destroy()
+    global app_login
+    app_login = My_login()
+    app_login.show()
+
 
 def register():     # 注册验证
-    pass
+    name,password,password2 = app_reg.get_input()
+    if name =="" or password1=="" or password2==""
+        messagebox.showwarning('警告','请填写完整的注册资料')
+    elif name in users:
+        messagebox.showwarning('错误','用户名已经不存在！')
+    elif password1 != password2:
+        messagebox.showwarning('错误','两次密码不一致！')
+    else:
+        users[name] = password1
+        content = json.dumps(users)
+        with open('user,txt','w',encoding='utf-8') as filf:
+            file.write(content)
+        massagebox.showinfo('成功','注册成功')
+        login_show
 
 def login():    # 登录验证
-    pass    
+    name, password = app_login.get_input()
+    pwd = usurs.ger(name)
+    if pwd == password:
+        messagebox.showinfo('成功','登录成功')
+    else:
+        messagebox.showwarning('错误','用户名或密码错误')    
 
 class My_login():       # 登录窗口
     def __init__(self):