save project

my_app.py

 import tkinter
-
+from tkinter import messagebox
+import json
+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_reg.root.destroy()
+    app_login.root.destroy()
     global app_reg
-    app_login = My_register()
-    app_reg.show
+    app_reg = My_register()
+    app_reg.show()
 
 def reg_to_login():   # 注册界面转登录界面
     app_reg.root.destroy()
     global app_login
-    app_login = My_register()
-    app_reg.show
+    app_login = My_login()
+    app_login.show()
 
 
 def register():     # 注册验证
-    pass
+    name,password1,password2 = app_reg.get_input()
+    if name =="" or password1=="" or password2=="":
+        messagebox.showwarning("ww","swsq")
+    elif name in users:
+        messagebox.showwarning("ss","sca")
+    elif password1 != password2:
+        messagebox.showerror("ss","js")
+    else:
+        users[name] = password1
+        content = json.dumps(users)
+        with open("user.txt","w", encoding="utf-8") as file:
+            file.write(content)
+        messagebox.showinfo("ww","ww")
+        #login_show()   
 
 def login():    # 登录验证
     pass