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  1. build_parquet.py +117 -0
build_parquet.py ADDED
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+ """TODO(xtreme): Add a description here."""
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+
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+ import csv
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+ import glob
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+ import os
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+
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+ import datasets
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+
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+
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+ _UD_POS_LANG = {
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+ "Afrikaans": 'af',
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+ "Arabic": 'ar',
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+ "Basque": 'eu',
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+ "Bulgarian": 'bg',
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+ "Dutch": 'nl',
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+ "English": 'en',
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+ "Estonian": 'et',
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+ "Finnish": 'fi',
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+ "French": 'fr',
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+ "German": 'de',
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+ "Greek": 'el',
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+ "Hebrew": 'he',
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+ "Hindi": 'hi',
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+ "Hungarian": 'hu',
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+ "Indonesian": 'id',
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+ "Italian": 'it',
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+ "Japanese": 'ja',
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+ "Kazakh": 'kk',
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+ "Korean": 'ko',
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+ "Chinese": 'zh',
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+ "Marathi": 'mr',
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+ "Persian": 'fa',
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+ "Portuguese": 'pt',
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+ "Russian": 'ru',
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+ "Spanish": 'es',
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+ "Tagalog": 'tl',
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+ "Tamil": 'ta',
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+ "Telugu": 'te',
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+ "Thai": 'th',
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+ "Turkish": 'tr',
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+ "Urdu": 'ur',
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+ "Vietnamese": 'vi',
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+ "Yoruba": 'yo',
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+ }
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+
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+
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+ _DATA_URLS = {
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+ "2_5": "https://lindat.mff.cuni.cz/repository/xmlui/bitstream/handle/11234/1-3105/ud-treebanks-v2.5.tgz",
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+ "2_7": 'https://lindat.mff.cuni.cz/repository/xmlui/bitstream/handle/11234/1-3424/ud-treebanks-v2.7.tgz',
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+ }
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+
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+
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+ def generate_examples(folder: str, lang: str, split: str):
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+ """Yields examples."""
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+ for path in glob.glob(f'{folder}/UD_{lang}*/*{split}.conllu'):
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+ # For lang other than [see below], we exclude Arabic-NYUAD which does not contains any words, only _
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+ if lang in ["Kazakh", "Tagalog", "Thai", "Yoruba"] or "NYUAD" not in path:
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+ print('read', path)
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+ with open(path) as file:
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+ data = csv.reader(file, delimiter="\t", quoting=csv.QUOTE_NONE)
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+ tokens = []
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+ pos_tags = []
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+ for id_row, row in enumerate(data):
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+ if len(row) >= 10 and row[1] != "_" and row[3] != "_":
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+ tokens.append(row[1])
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+ pos_tags.append(row[3])
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+ if len(row) == 0 and len(tokens) > 0:
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+ yield {"tokens": tokens, "pos_tags": pos_tags}
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+ tokens = []
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+ pos_tags = []
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+
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+
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+ def main():
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+ features = datasets.Features({
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+ "tokens": datasets.Sequence(datasets.Value("string")),
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+ "pos_tags": datasets.Sequence(datasets.features.ClassLabel(names=[
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+ "ADJ",
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+ "ADP",
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+ "ADV",
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+ "AUX",
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+ "CCONJ",
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+ "DET",
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+ "INTJ",
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+ "NOUN",
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+ "NUM",
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+ "PART",
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+ "PRON",
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+ "PROPN",
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+ "PUNCT",
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+ "SCONJ",
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+ "SYM",
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+ "VERB",
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+ "X",
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+ ])),
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+ })
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+
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+ path = 'ud-treebanks-v2.7/'
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+ if '2.7' in path: # xtreme-r
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+ _UD_POS_LANG.update({
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+ 'Lithuanian': 'lt', 'Polish': 'pl', 'Ukrainian': 'uk', 'Wolof': 'wo', 'Romanian': 'ro',
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+ })
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+ for lang, code in _UD_POS_LANG.items():
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+ os.makedirs(f'{path}/parquet/{code}/', exist_ok=True)
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+ splits = ['test'] if code != 'en' else ['train', 'dev', 'test']
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+ for split in splits:
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+ ds = datasets.Dataset.from_generator(
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+ generate_examples, features=features, keep_in_memory=True, gen_kwargs=dict(
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+ folder=path, lang=lang, split=split
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+ )
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+ )
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+ sp = f'{path}/parquet/{code}/{split}.parquet'
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+ ds.to_parquet(sp)
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+ print('save', sp)
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+
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+
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+ if __name__ == '__main__':
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+ main()