Perl 5 module IO::Tee Lingua::Stem::Ru is a pure perl module that lets you multiplex output to multiple file handles. INSTALLATION You install IO::Tee by running these commands in the *nix environment: perl Makefile.PL make make test (optional) make install If you have a CPAN client installed, you should be able to run something like: cpan IO::Tee cpanm IO::Tee DOCUMENTATION POD format documentation is included in lib/IO/Tee.pm. You can read the documentation online: https://metacpan.org/pod/IO::Tee Or read it on your terminal, using the perldoc command: perldoc IO::Tee COPYRIGHT Copyright (C) 1998-2017 Chung-chieh Shan. AUTHOR This module was created by Chung-chieh Shan (KENSHAN), but is currently (as of August 2017) being maintained by Neil Bowers (NEILB).