save project

my_app.py

-import tkinter
+import tkinter import messagebox
 
+with open("urer.txt","r",)
 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_login()
+    app_login.show()
+
+def register():
+    name,password1,password2 = app_reg.get_input()
+    if name = "" or password1 = "" or password2 = "":
+        messagebox.showwarning("错误","请输入正确的密码")
+    elif password1 != password2:
+        messagebox.showwarning("警告，两次密码不一样")
+    elif name in users:
+        messagebox.showwarning("已存在用户名")
+    else 
+            # 注册验证
     
-def register():     # 注册验证
-    pass
 
 def login():    # 登录验证
     pass