save project

my_client.py

@@ -92,7 +92,11 @@ def login():        # 登录验证
     pwd = users.get(name)
     if pwd == password:
         messagebox.showinfo("成功", "登录成功")
+        global app
         app_login.root.destroy()
+        app = Note()
+        app.show()
+        app.root.mainloop()
     else:
         messagebox.showwarning("错误", "用户名或密码错误!")
 
@@ -192,7 +196,4 @@ class My_register():        # 注册窗口
         return self.name, self.password1, self.password2
 
 app_login = My_login()
-app_login.show()
-app = Note()
-app.show()
-app.root.mainloop()
+app_login.show()
\ No newline at end of file