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Perl libraries for RDF can be found on CPAN [1]. Many of them include examples, like RDF::Dumper. Another reference is "Working with RDF with Perl" [2] HTH. Stefano [1] http://search.cpan.org/search?query=rdf&mode=all [2] http://www.perlrdf.org/ On 30/set/2014, at 16:14, Jean Roth <[log in to unmask]> wrote: > Thank you so much for the reply. > > I have not investigated the LCNAF data set thoroughly. However, my > default/ideal is to read in all variables from a dataset. > > So, I was wondering if any one had an example Python or Perl script for > reading RDF/XML, Turtle, or N-triples file. A simple/partial example > would be fine. > > Thanks, > > Jean > > On Mon, 29 Sep 2014, Kyle Banerjee wrote: > > KB> The best way to handle them depends on what you want to do. You need to > KB> actually download the NAF files rather than countries or other small files > KB> as different kinds of data will be organized differently. Just don't try to > KB> read multigigabyte files in a text editor :) > KB> > KB> If you start with one of the giant XML files, the first thing you'll > KB> probably want to do is extract just the elements that are interesting to > KB> you. A short string parsing or SAX routine in your language of choice > KB> should let you get the information in a format you like. > KB> > KB> If you download the linked data files and you're interested in actual > KB> headings (as opposed to traversing relationships), grep and sed in > KB> combination with the join utility are handy for extracting the elements you > KB> want and flattening the relationships into something more convenient to > KB> work with. But there are plenty of other tools that you could also use. > KB> > KB> If you don't already have a convenient environment to work on, I'm a fan > KB> of virtualbox. You can drag and drop things into and out of your regular > KB> desktop or even access it directly. That way you can view/manipulate files > KB> with the linux utilities without having to deal with a bunch of clunky file > KB> transfer operations involving another machine. Very handy for when you have > KB> to deal with multigigabyte files. > KB> > KB> kyle > KB> > KB> On Mon, Sep 29, 2014 at 11:19 AM, Jean Roth <[log in to unmask]> wrote: > KB> > KB> > Thank you! It looks like the files are available as RDF/XML, Turtle, or > KB> > N-triples files. > KB> > > KB> > Any examples or suggestions for reading any of these formats? > KB> > > KB> > The MARC Countries file is small, 31-79 kb. I assume a script that > KB> > would read a small file like that would at least be a start for the LCNAF > KB> > > KB> > > KB> >