Datasets:
Tasks:
Question Answering
Modalities:
Text
Formats:
parquet
Sub-tasks:
extractive-qa
Languages:
Persian
Size:
1K - 10K
ArXiv:
License:
Delete loading script
Browse files
parsinlu_reading_comprehension.py
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# coding=utf-8
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# Copyright 2020 The HuggingFace Datasets Authors and the current dataset script contributor.
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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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"""ParsiNLU Persian reading comprehension task"""
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import json
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import datasets
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logger = datasets.logging.get_logger(__name__)
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_CITATION = """\
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@article{huggingface:dataset,
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title = {ParsiNLU: A Suite of Language Understanding Challenges for Persian},
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authors = {Khashabi, Daniel and Cohan, Arman and Shakeri, Siamak and Hosseini, Pedram and Pezeshkpour, Pouya and Alikhani, Malihe and Aminnaseri, Moin and Bitaab, Marzieh and Brahman, Faeze and Ghazarian, Sarik and others},
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year={2020}
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journal = {arXiv e-prints},
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eprint = {2012.06154},
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}
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"""
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# You can copy an official description
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_DESCRIPTION = """\
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A Persian reading comprehenion task (generating an answer, given a question and a context paragraph).
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The questions are mined using Google auto-complete, their answers and the corresponding evidence documents are manually annotated by native speakers.
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"""
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_HOMEPAGE = "https://github.com/persiannlp/parsinlu/"
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_LICENSE = "CC BY-NC-SA 4.0"
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_URL = "https://raw.githubusercontent.com/persiannlp/parsinlu/master/data/reading_comprehension/"
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_URLs = {
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"train": _URL + "train.jsonl",
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"dev": _URL + "dev.jsonl",
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"test": _URL + "eval.jsonl",
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}
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class ParsinluReadingComprehension(datasets.GeneratorBasedBuilder):
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"""ParsiNLU Persian reading comprehension task."""
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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="parsinlu-repo", version=VERSION, description="ParsiNLU repository: reading-comprehension"
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),
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]
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def _info(self):
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features = datasets.Features(
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{
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"question": datasets.Value("string"),
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"url": datasets.Value("string"),
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"context": datasets.Value("string"),
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"answers": datasets.features.Sequence(
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{
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"answer_start": datasets.Value("int32"),
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"answer_text": datasets.Value("string"),
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}
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),
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}
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)
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return datasets.DatasetInfo(
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# This is the description that will appear on the datasets page.
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description=_DESCRIPTION,
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# This defines the different columns of the dataset and their types
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features=features, # Here we define them above because they are different between the two configurations
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# If there's a common (input, target) tuple from the features,
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# specify them here. They'll be used if as_supervised=True in
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# builder.as_dataset.
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supervised_keys=None,
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# Homepage of the dataset for documentation
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homepage=_HOMEPAGE,
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# License for the dataset if available
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license=_LICENSE,
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# Citation for the dataset
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citation=_CITATION,
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)
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def _split_generators(self, dl_manager):
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data_dir = dl_manager.download_and_extract(_URLs)
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return [
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datasets.SplitGenerator(
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name=datasets.Split.TRAIN,
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# These kwargs will be passed to _generate_examples
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gen_kwargs={
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"filepath": data_dir["train"],
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"split": "train",
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},
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),
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datasets.SplitGenerator(
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name=datasets.Split.TEST,
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# These kwargs will be passed to _generate_examples
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gen_kwargs={"filepath": data_dir["test"], "split": "test"},
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),
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datasets.SplitGenerator(
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name=datasets.Split.VALIDATION,
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# These kwargs will be passed to _generate_examples
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gen_kwargs={
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"filepath": data_dir["dev"],
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"split": "dev",
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},
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),
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]
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def _generate_examples(self, filepath, split):
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logger.info("generating examples from = %s", filepath)
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def get_answer_index(passage, answer):
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return passage.index(answer) if answer in passage else -1
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with open(filepath, encoding="utf-8") as f:
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for id_, row in enumerate(f):
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data = json.loads(row)
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answer = data["answers"]
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if type(answer[0]) == str:
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answer = [{"answer_start": get_answer_index(data["passage"], x), "answer_text": x} for x in answer]
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else:
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answer = [{"answer_start": x[0], "answer_text": x[1]} for x in answer]
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yield id_, {
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"question": data["question"],
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"url": str(data["url"]),
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"context": data["passage"],
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"answers": answer,
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}
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