parse big .torrent directories and only grab infohash and name

grab_infohashes.pl

#!/usr/bin/perl

use warnings;
use Net::BitTorrent::File;

$directory = "./yts.am_26.01.2019/yts.am_torrents_26.01.2019";
#$directory = "./mac-torrents.com_23.01.2019/torrents";
$directory = "./eztv.io_27.01.2019/eztv.io_torrents_27.01.2019";
$directory = "./nostalgic.is_19.12.2019/nostalgic.is_public_torrents/";

opendir DIR, $directory;
my @files = readdir(DIR);
close DIR;

foreach(@files) {

        if ((-f $directory . "/" . $_) && (-s $directory . "/" . $_)) {
                my $torrent = new Net::BitTorrent::File ($directory. "/" .$_);
                $info_hash = $torrent->info_hash();

                $printvalue = "";

                while ($info_hash =~ /(.)/g) {

                        $printvalue .= sprintf('%02x', unpack("C*",$1));

                }

                print $printvalue." | ";

                print $torrent->name;
                print "\n";

        }

}