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This package allows to write code in tex, latex, Perl, Lua, PYthon,
and MetaPost into external files, run that code and insert the 
output as pdf or png image or text.  Parts of the external code
can be listed in the document. 
The main LaTeX document must be run with the option --shell-escape


%% It may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%% The latest version of this license is in
%%    http://www.latex-project.org/lppl.txt
%% and version 1.3c or later is part of all distributions of LaTeX
%% version 2005/12/01 or later.


Herbert Voß, hvoss@tug.org