sudo apt-get install <program>
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: The package python-attr needs to be reinstalled, but I can't find an archive for it.
每次我尝试下载任何程序时，都会不断出现此错误，并要求重新安装python-attr。而且当我重新安装python-attr时，我仍然收到相同的消息。