save project

my_client.py

@@ -100,10 +100,14 @@ def register():     # 注册验证
         reg_to_login()
 
 def login():        # 登录验证
+    global app
     name, password = app_login.get_input()
     pwd = users.get(name)
     if pwd == password:
-        messagebox.showinfo("成功", "登录成功")
+        app_login.root.destroy()
+        app = Note()
+        app.show()
+        app.root.mainloop()
     else:
         messagebox.showwarning("错误", "用户名或密码错误!")