如何取消嵌套嵌套列表或展平嵌套列表。
以便,
servers = [["10.10.10.10" , "20.20.20.20"] ,["30.30.30.30"] , ["40.40.40.40", "50.50.50.50"] , ["60.60.60.60"],["70.70.70.70"]]
变成,
servers = ["10.10.10.10" , "20.20.20.20"] ,["30.30.30.30"] , ["40.40.40.40", "50.50.50.50"] , ["60.60.60.60"],["70.70.70.70"]
欢迎大家帮忙谢谢