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import json
import datasets
from datasets.tasks import QuestionAnsweringExtractive
logger = datasets.logging.get_logger(__name__)
_VERSION = "1.0.0"
_NAME = "test"
_DESCRIPTION = """QA pairs generated in https://aclanthology.org/P18-1177/"""
_CITATION = ""
_BASE_URL = "https://huggingface.co/datasets/DrakuTheDragon/Test/resolve/main/"
_URLS = {
str("0_train"): f'{_BASE_URL}/0_wiki_train.json',
str("1_train"): f'{_BASE_URL}/1_wiki_train.json',
str("2_train"): f'{_BASE_URL}/2_wiki_train.json',
str("3_train"): f'{_BASE_URL}/3_wiki_train.json',
str("4_train"): f'{_BASE_URL}/4_wiki_train.json',
str("5_train"): f'{_BASE_URL}/5_wiki_train.json',
str("6_train"): f'{_BASE_URL}/6_wiki_train.json',
str("7_train"): f'{_BASE_URL}/7_wiki_train.json',
str("8_train"): f'{_BASE_URL}/8_wiki_train.json',
str("9_train"): f'{_BASE_URL}/9_wiki_train.json',
}
class QAHarvestingFromWikipediaConfig(datasets.BuilderConfig):
"""BuilderConfig"""
def __init__(self, **kwargs):
"""BuilderConfig
Args:
**kwargs: keyword arguments forwarded to super.
"""
super(QAHarvestingFromWikipediaConfig, self).__init__(**kwargs)
class QAHarvestingFromWikipedia(datasets.GeneratorBasedBuilder):
BUILDER_CONFIGS = [
QAHarvestingFromWikipediaConfig(name=_NAME, version=datasets.Version(_VERSION), description=_DESCRIPTION),
]
def _info(self):
return datasets.DatasetInfo(
description=_DESCRIPTION,
features=datasets.Features(
{
"id": datasets.Value("string"),
"title": datasets.Value("string"),
"context": datasets.Value("string"),
"question": datasets.Value("string"),
"answers": datasets.features.Sequence(
{
"text": datasets.Value("string"),
"answer_start": datasets.Value("int32"),
}
),
}
),
supervised_keys=None,
homepage="https://github.com/asahi417/lm-question-generation",
task_templates=[
QuestionAnsweringExtractive(
question_column="question", context_column="context", answers_column="answers"
)
],
)
def _split_generators(self, dl_manager):
downloaded_file = dl_manager.download_and_extract(_URLS)
return [datasets.SplitGenerator(name=i, gen_kwargs={"filepath": downloaded_file[str(i)]})
for i in ["0_train","1_train","2_train","3_train","4_train","5_train","6_train","7_train","8_train","9_train"]]
def _generate_examples(self, filepath):
"""This function returns the examples in the raw (text) form."""
logger.info("generating examples from = %s", filepath)
key = 0
with open(filepath, encoding="utf-8") as f:
squad = json.load(f)
for article in squad["data"]:
title = article.get("title", "")
for paragraph in article["paragraphs"]:
context = paragraph["context"] # do not strip leading blank spaces GH-2585
for qa in paragraph["qas"]:
answer_starts = [answer["answer_start"] for answer in qa["answers"]]
answers = [answer["text"] for answer in qa["answers"]]
# Features currently used are "context", "question", and "answers".
# Others are extracted here for the ease of future expansions.
yield key, {
"title": title,
"context": context,
"question": qa["question"],
"id": qa["id"],
"answers": {
"answer_start": answer_starts,
"text": answers,
},
}
key += 1 |