Datasets:
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Translation
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multilingual
Size Categories:
10K<n<100K
Language Creators:
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Annotations Creators:
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Source Datasets:
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Browse files- opus_euconst.py +0 -119
opus_euconst.py
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# coding=utf-8
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# Copyright 2020 The HuggingFace Datasets Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Euroconst: A parallel corpus collected from the European Constitution for 21 language"""
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import itertools
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import os
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import datasets
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_CITATION = """\
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J. Tiedemann, 2012, Parallel Data, Tools and Interfaces in OPUS. \
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In Proceedings of the 8th International Conference on Language Resources and Evaluation (LREC 2012)
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"""
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_DESCRIPTION = """\
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A parallel corpus collected from the European Constitution for 21 language.
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"""
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_HOMEPAGE = "https://opus.nlpl.eu/EUconst/corpus/version/EUconst"
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_LANGUAGES = [
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"cs",
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"da",
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"de",
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"el",
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"en",
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"es",
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"et",
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"fi",
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"fr",
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"ga",
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"hu",
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"it",
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"lt",
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"lv",
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"mt",
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"nl",
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"pl",
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"pt",
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"sk",
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"sl",
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"sv",
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]
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_LANGUAGE_PAIRS = list(itertools.combinations(_LANGUAGES, 2))
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_BASE_URL = "https://object.pouta.csc.fi/OPUS-EUconst/v1/moses"
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_URLS = {f"{l1}-{l2}": f"{_BASE_URL}/{l1}-{l2}.txt.zip" for l1, l2 in _LANGUAGE_PAIRS}
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class OpusEuconst(datasets.GeneratorBasedBuilder):
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"""Euroconst: A parallel corpus collected from the European Constitution for 21 language"""
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VERSION = datasets.Version("1.0.0")
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BUILDER_CONFIGS = [
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datasets.BuilderConfig(
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name=f"{l1}-{l2}", version=datasets.Version("1.0.0"), description=f"OPUS EUconst {l1}-{l2}"
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)
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for l1, l2 in _LANGUAGE_PAIRS
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]
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def _info(self):
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return datasets.DatasetInfo(
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description=_DESCRIPTION,
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features=datasets.Features(
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{"translation": datasets.features.Translation(languages=tuple(self.config.name.split("-")))}
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),
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supervised_keys=None,
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homepage=_HOMEPAGE,
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citation=_CITATION,
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)
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def _split_generators(self, dl_manager):
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"""Returns SplitGenerators."""
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lang_pair = self.config.name.split("-")
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data_dir = dl_manager.download_and_extract(_URLS[self.config.name])
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return [
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datasets.SplitGenerator(
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name=datasets.Split.TRAIN,
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gen_kwargs={
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"source_file": os.path.join(data_dir, f"EUconst.{self.config.name}.{lang_pair[0]}"),
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"target_file": os.path.join(data_dir, f"EUconst.{self.config.name}.{lang_pair[1]}"),
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},
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),
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]
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def _generate_examples(self, source_file, target_file):
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with open(source_file, encoding="utf-8") as f:
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source_sentences = f.read().split("\n")
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with open(target_file, encoding="utf-8") as f:
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target_sentences = f.read().split("\n")
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assert len(target_sentences) == len(source_sentences), "Sizes do not match: %d vs %d for %s vs %s." % (
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len(source_sentences),
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len(target_sentences),
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source_file,
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target_file,
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)
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source, target = tuple(self.config.name.split("-"))
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for idx, (l1, l2) in enumerate(zip(source_sentences, target_sentences)):
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result = {"translation": {source: l1, target: l2}}
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yield idx, result
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