Hi Michael, I haven't used it, but does https://github.com/felipenoris/BusinessDays.jl suit your needs?
Kevin On Thu, Jan 28, 2016 at 6:52 AM, Michael Landis <darkskyanar...@gmail.com> wrote: > Maybe I'm missing something, but the one thing I want from DateTime is the > ability to determine whether a day has elapsed since a file modify date, > but not just a calendar day... at least a business day (i.e. Saturdays and > Sundays don't count), but even better if a calendar could skip past > government and/or business holidays too, so elapsed days are only the > meaningful ones, weekends and business holidays would not increment a > business days elapsed counter. > > For example, if you have downloaded daily closing stock prices at 8PM on > Friday the 29th of January, there's no point in downloading them again > until after the close of trading Monday, February 1st, but if you > originally downloaded them at 2PM on Friday the 29th of January, you will > get one more result by downloading them again at 8PM that same day. It > gets even more interesting when you throw time zone into the mix. The > markets are still actively trading at 6:30 PM Pacific Time. Need DateTime > functions that will aid in making those decisions. Is this being > considered for Julia and if not, should it be? >