prepare_training_text.pl
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#!/usr/bin/env perl
#===============================================================================
# Copyright (c) 2017 Johns Hopkins University
# (Author: Jan "Yenda" Trmal <jtrmal@gmail.com>)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
# WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
# MERCHANTABLITY OR NON-INFRINGEMENT.
# See the Apache 2 License for the specific language governing permissions and
# limitations under the License.
#===============================================================================
use strict;
use warnings;
use utf8;
use List::Util qw(max);
binmode(STDOUT, ":utf8");
binmode(STDERR, ":utf8");
if (@ARGV != 2) {
print STDERR "Incorrect number of parameters: $ARGV\n";
print STDERR "Script expects only one parameter, symbol of unk\n";
die "Example: $0 \"<unk>\" data/train/text\n";
}
my $unk = $ARGV[0];
open(my $text, "<:encoding(utf-8)", $ARGV[1])
or die "Cannot open file $ARGV[1]: $!";
while(<$text>) {
chomp;
next if /<foreign/;
next if /\[\[NS\]\]/;
next if /<unclear/;
(my $utt, my $line) = split / /, $_, 2;
$line =~ s/{/</g;
$line =~ s/}/>/g;
$line =~ s/[,.?^+*]//g;
$line =~ s/%([^ ]+)/"<" . lc($1) . ">"/ge;
$line = " $line ";
$line =~ s/(?<= )[\w]+-(?= )/"$unk"/ge;
$line =~ s/(?<= )-[\w]+(?= )/"$unk"/ge;
$line =~ s/(?<= )-[\w]+-(?= )/"$unk"/ge;
$line =~ s/(?<= )_[\w_]+(?= )/"$unk"/ge;
$line =~ s/^ +//g;
$line =~ s/ +$//g;
print "$utt $line\n";
}
close($text);