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| import os |
| import json |
|
|
| import datasets |
|
|
|
|
| _DESCRIPTION = """MQA is a multilingual corpus of questions and answers parsed from the Common Crawl. Questions are divided between Frequently Asked Questions (FAQ) pages and Community Question Answering (CQA) pages.""" |
| _HOMEPAGE_URL = "https://huggingface.co/datasets/clips/mqa" |
| _CITATION = """ |
| @misc{debruyn2021mfaq, |
| title={MFAQ: a Multilingual FAQ Dataset}, |
| author={Maxime {De Bruyn} and Ehsan Lotfi and Jeska Buhmann and Walter Daelemans}, |
| year={2021}, |
| booktitle={MRQA@EMNLP2021}, |
| } |
| """ |
|
|
| _VERSION = "0.1" |
| _BASE_NAME = "" |
| _BASE_URL = "data/data.{}.{}.json.gz" |
|
|
|
|
| _LANGUAGES = [ |
| "ca", "en", "de", "es", "fr", |
| "ru", "ja", "it", "zh", "pt", |
| "nl", "tr", "pl", "vi", "ar", |
| "id", "uk", "ro", "no", "th", |
| "sv", "el", "fi", "he", "da", |
| "cs", "ko", "fa", "hi", "hu", |
| "sk", "lt", "et", "hr", "is", |
| "lv", "ms", "bg", "sr", |
| ] |
| _SCOPES = ["faq", "cqa"] |
| _LEVELS = ["domain", "page", "question"] |
|
|
|
|
| class MQAConfig(datasets.BuilderConfig): |
| def __init__(self, *args, language="en", scope="all", level="question", **kwargs): |
| super().__init__( |
| *args, |
| name=f"{language}-{scope}-{level}", |
| **kwargs, |
| ) |
| self.language = language |
| self.scope = scope |
| self.level = level |
|
|
|
|
| class MQA(datasets.GeneratorBasedBuilder): |
| BUILDER_CONFIGS = [] |
| for language in _LANGUAGES: |
| for scope in _SCOPES: |
| for level in _LEVELS: |
| BUILDER_CONFIGS.append(MQAConfig(language=language, scope=scope, level=level)) |
| for language in _LANGUAGES: |
| BUILDER_CONFIGS.append(MQAConfig(language=language, scope="all", level=level)) |
| for scope in _SCOPES: |
| BUILDER_CONFIGS.append(MQAConfig(language="all", scope=scope, level=level)) |
| BUILDER_CONFIG_CLASS = MQAConfig |
|
|
| def _info(self): |
| question = { |
| "id": datasets.Value("string"), |
| "text": datasets.Value("string"), |
| "name": datasets.Value("string"), |
| "domain": datasets.Value("string"), |
| "bucket": datasets.Value("string"), |
| "answers": [{ |
| "text": datasets.Value("string"), |
| "name": datasets.Value("string"), |
| "is_accepted": datasets.Value("bool"), |
| }] |
| } |
| page = { |
| "id": datasets.Value("string"), |
| "bucket": datasets.Value("string"), |
| "domain": datasets.Value("string"), |
| |
| |
| "questions": [question] |
| } |
| domain = { |
| "domain": datasets.Value("string"), |
| "pages": [page] |
| } |
| if self.config.level == "question": |
| features = question |
| elif self.config.level == "page": |
| features = page |
| elif self.config.level == "domain": |
| features = domain |
| else: |
| raise NotImplementedError() |
| return datasets.DatasetInfo( |
| description=_DESCRIPTION, |
| features=datasets.Features(features), |
| supervised_keys=None, |
| homepage=_HOMEPAGE_URL, |
| citation=_CITATION, |
| ) |
|
|
| def _split_generators(self, dl_manager): |
| filenames = [] |
| languages = _LANGUAGES if self.config.language == "all" else [self.config.language] |
| scopes = _SCOPES if self.config.scope == "all" else [self.config.scope] |
| for language in languages: |
| for scope in scopes: |
| path = dl_manager.download_and_extract(_BASE_URL.format(language, scope)) |
| filenames.append(path) |
| return [ |
| datasets.SplitGenerator( |
| name=datasets.Split.TRAIN, |
| gen_kwargs={"filenames": filenames}, |
| ) |
| ] |
|
|
| def _generate_examples(self, filenames): |
|
|
| def default(e, key, default_value=""): |
| if e[key] is None: |
| return default_value |
| return e[key] |
|
|
| for filename in filenames: |
| with open(filename, "r", encoding="utf-8") as f: |
| domain = [] |
| previous_domain = '' |
| for line in f: |
| page = json.loads(line) |
| questions = [{ |
| "text": default(question, "text"), |
| "name": default(question, "name"), |
| "domain": page["domain"], |
| "bucket": page["bucket"], |
| "id": question["hash"], |
| "answers": [{ |
| "text": default(answer, "text"), |
| "name": default(answer, "name"), |
| "is_accepted": answer["is_accepted"] |
| } for answer in question["answers"]] |
| } for question in page["questions"]] |
| page = { |
| "id": page["page_hash"], |
| "domain": page["domain"], |
| "bucket": page["bucket"], |
| |
| |
| "questions": questions |
| } |
| if self.config.level == "question": |
| for question in questions: |
| yield question["id"], question |
| if self.config.level == "page": |
| yield page["id"], page |
| if self.config.level == "domain": |
| if page["domain"] == previous_domain or previous_domain == "": |
| domain.append(page) |
| else: |
| yield previous_domain, { |
| "domain": previous_domain, |
| "pages": domain |
| } |
| domain = [] |
| previous_domain = page["domain"] |