save project

my_app.py

 import tkinter
 from tkinter import messagebox
-with open("SB") as f:
-    info=f.read()
-    uses=json.l
+import json
+
+with open("wser.tst","r",encoding="utf-8") as f:
+    info = f.read()
+    uses = json(info)
 
 def login_to_reg():    # 登录界面转注册界面
     app_login.root.destroy()
@@ -13,23 +15,11 @@ def login_to_reg():    # 登录界面转注册界面
 
 def reg_to_login():   # 注册界面转登录界面
     app_login.root.destroy()
-    global app_login
-    app_login=My_login
-    app_login.show()
-
+    global app_reg
+    app_reg = My_register
+    app_login = 
 def register():     # 注册验证
-    name,password1,password2=app_reg.get_input()
-    if name=='' or password1=='' or password2=='':
-        messagebox.showwarning('SB')
-        elif  name in uses:
-            messagebox.showwarning('SB')
-        elif password2!=password1:
-            messagebox.showwarning('SB')
-        else:
-            uses[name]=password1
-            con=json.dumps(uses)
-            with open('user.txt','w',encoding)
-
+    pass
 
 def login():    # 登录验证
     pass