Chrome 驱动程序将在您的程序退出时关闭所有浏览器实例.这是一个已知问题，幸运的是今天它的优先级被提升了——尽快寻找修复方法.

The Chrome driver will close all browser instances when your program exits. It's a known issue, and its priority was fortunately bumped today - look for a fix soon.