Re: [Bug-gnubg] Python bindings question

[Christian Anthon]

What Jim here presents is doable from any shell cabable program: sh,
bash, perl, python, etc and doesn't use the python bindings in gnubg
in anyway. Just to make it clear.

Christian.

On 10/10/07, Jim Segrave <address@hidden> wrote:
> On Tue 09 Oct 2007 (20:25 +0200), jorma kala wrote:
> > Hi,
> >
> > I've seen that it is possible to load and run a python script in gnubg (I'm
> > using the non gui version).
> >
> > Is it also possible to run gnubg from a python program?
> > For instance, the python script called batch.py that comes with the gnubg
> > distribution; I've tried running it successfully from gnubg.
> > But is it possible to run it as a standalone python program (I get errors
> > when I try to do it)?
> > Do the python bindings allow to do a batch analysis of matches, for
> > instance, from a python program, without first starting gnubg?
>
> Yes, you can run copies of gnubg from a Python program - I use it for
> exactly what you describe, to analyse multiple matches. However, the
> os.popen2 command is a Unix/Linux/Mac Python command, I don't know how
> you do the same under Windows
>
> The relevant block of code (which does an analysis, adds the results
> to the relational databse and saves the .sgf file looks like this:
>
>     # start a cli gnubg up, with its stdin and stdout connected to
>     # this script
>     (child_stdin, child_stdout) = os.popen2("/usr/local/bin/gnubg -t")
>     # tell it to import a .mat file and analyse it (dg_id is the name
>     # of the .mat file, for example 1193225.mat)
>     child_stdin.write("import mat /tmp/%d.mat\n" % dg_id)
>     child_stdin.write("analyse match\n");
>
>     # some stuff I want in my database
>     child_stdin.write("set matchinfo place %09.9d\n" % dg_id)
>     child_stdin.write("set matchinfo round %d\n" % round)
>     child_stdin.write("set matchinfo event %s\n" % name)
>
>     # ask gnubg for the match stats so we can display them
>     child_stdin.write("show stat mat\n")
>
>     # add to database
>     child_stdin.write("relational add mat\n")
>
>     # occasionally gnubg asks a yes/no question here, can't remember
>     # what it is
>     child_stdin.write("y\n")
>
>     # save the match
>     child_stdin.write("save mat /home/jes/bg/%s.sgf\n" % file)
>     child_stdin.write("quit\n")
>     child_stdin.close()
>
>     # gnubg will have printed the match results before it sees the
>     # quit command, read the lines and display them
>
>     for l in child_stdout.readlines():
>         print l,
>         sys.stdout.flush()
>
>     for l in child_stdout.readlines():
>         print l,
>         sys.stdout.flush()
>
>     child_stdout.close()
>
>
> --
> Jim Segrave           address@hidden
>
>
>
>
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