Did you have a look at JuMP? I believe it is equivalent to PuLP, but written in Julia: https://github.com/JuliaOpt/JuMP.jl
-- João Felipe Santos On Tue, Jan 14, 2014 at 2:52 PM, Andrew B. Martin < [email protected]> wrote: > Hello, > > I'm new to julia; I discovered it when I posted in the python pulp-or > google group about generating large LP models. > > I currently use AMPL for model generation, but I'd like to switch to an > open-source alternative. I first went to pulp-or because I'm familiar with > python, but it's too slow; julia looks promising, but I'm concerned that > since I don't have a solid grasp of the language I might code the > constraints very inefficiently. > > The LP models I'm generating are about 1.5Gb as .lp files and take ~20 > minutes to generate on an 8Gb machine using AMPL. > > It would help me get started if someone here could translate a piece of my > AMPL code to julia. I think I can translate the whole model if I have an > example to compare against. > > Anyone here interested? It would be about 10 lines of AMPL code, > describing a variable defined by two derived sets. > > Regards, > Andrew >
