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fairseq
/examples
/joint_alignment_translation
/prepare-wmt18en2de_no_norm_no_escape_no_agressive.sh
| # Copyright (c) Facebook, Inc. and its affiliates. | |
| # | |
| # This source code is licensed under the MIT license found in the | |
| # LICENSE file in the root directory of this source tree. | |
| echo 'Cloning Moses github repository (for tokenization scripts)...' | |
| git clone https://github.com/moses-smt/mosesdecoder.git | |
| SCRIPTS=mosesdecoder/scripts | |
| TOKENIZER=$SCRIPTS/tokenizer/tokenizer.perl | |
| CLEAN=$SCRIPTS/training/clean-corpus-n.perl | |
| REM_NON_PRINT_CHAR=$SCRIPTS/tokenizer/remove-non-printing-char.perl | |
| URLS=( | |
| "http://statmt.org/wmt13/training-parallel-europarl-v7.tgz" | |
| "http://statmt.org/wmt13/training-parallel-commoncrawl.tgz" | |
| "http://data.statmt.org/wmt18/translation-task/training-parallel-nc-v13.tgz" | |
| "http://data.statmt.org/wmt18/translation-task/rapid2016.tgz" | |
| "http://data.statmt.org/wmt17/translation-task/dev.tgz" | |
| "http://statmt.org/wmt14/test-full.tgz" | |
| ) | |
| CORPORA=( | |
| "training/europarl-v7.de-en" | |
| "commoncrawl.de-en" | |
| "training-parallel-nc-v13/news-commentary-v13.de-en" | |
| "rapid2016.de-en" | |
| ) | |
| if [ ! -d "$SCRIPTS" ]; then | |
| echo "Please set SCRIPTS variable correctly to point to Moses scripts." | |
| exit | |
| fi | |
| src=en | |
| tgt=de | |
| lang=en-de | |
| prep=wmt18_en_de | |
| tmp=$prep/tmp | |
| orig=orig | |
| dev=dev/newstest2012 | |
| codes=32000 | |
| bpe=bpe.32k | |
| mkdir -p $orig $tmp $prep $bpe | |
| cd $orig | |
| for ((i=0;i<${#URLS[@]};++i)); do | |
| url=${URLS[i]} | |
| file=$(basename $url) | |
| if [ -f $file ]; then | |
| echo "$file already exists, skipping download" | |
| else | |
| wget "$url" | |
| if [ -f $file ]; then | |
| echo "$url successfully downloaded." | |
| else | |
| echo "$url not successfully downloaded." | |
| exit 1 | |
| fi | |
| if [ ${file: -4} == ".tgz" ]; then | |
| tar zxvf $file | |
| elif [ ${file: -4} == ".tar" ]; then | |
| tar xvf $file | |
| fi | |
| fi | |
| done | |
| cd .. | |
| echo "pre-processing train data..." | |
| for l in $src $tgt; do | |
| rm -rf $tmp/train.tags.$lang.tok.$l | |
| for f in "${CORPORA[@]}"; do | |
| cat $orig/$f.$l | \ | |
| perl $REM_NON_PRINT_CHAR | \ | |
| perl $TOKENIZER -threads 8 -l $l -no-escape >> $tmp/train.tags.$lang.tok.$l | |
| done | |
| done | |
| echo "pre-processing test data..." | |
| for l in $src $tgt; do | |
| if [ "$l" == "$src" ]; then | |
| t="src" | |
| else | |
| t="ref" | |
| fi | |
| grep '<seg id' $orig/test-full/newstest2014-deen-$t.$l.sgm | \ | |
| sed -e 's/<seg id="[0-9]*">\s*//g' | \ | |
| sed -e 's/\s*<\/seg>\s*//g' | \ | |
| sed -e "s/\’/\'/g" | \ | |
| perl $TOKENIZER -threads 8 -l $l -no-escape > $tmp/test.$l | |
| echo "" | |
| done | |
| # apply length filtering before BPE | |
| perl $CLEAN -ratio 1.5 $tmp/train.tags.$lang.tok $src $tgt $tmp/train 1 100 | |
| # use newstest2012 for valid | |
| echo "pre-processing valid data..." | |
| for l in $src $tgt; do | |
| rm -rf $tmp/valid.$l | |
| cat $orig/$dev.$l | \ | |
| perl $REM_NON_PRINT_CHAR | \ | |
| perl $TOKENIZER -threads 8 -l $l -no-escape >> $tmp/valid.$l | |
| done | |
| mkdir output | |
| mv $tmp/{train,valid,test}.{$src,$tgt} output | |
| #BPE | |
| git clone https://github.com/glample/fastBPE.git | |
| pushd fastBPE | |
| g++ -std=c++11 -pthread -O3 fastBPE/main.cc -IfastBPE -o fast | |
| popd | |
| fastBPE/fast learnbpe $codes output/train.$src output/train.$tgt > $bpe/codes | |
| for split in {train,valid,test}; do for lang in {en,de}; do fastBPE/fast applybpe $bpe/$split.$lang output/$split.$lang $bpe/codes; done; done | |