jamescalam
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Create new file
Browse files- reddit-topics-targz.py +84 -0
reddit-topics-targz.py
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# Lint as: python3
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"""Reddit Topics Targz Demo Dataset"""
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import json
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import datasets
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from datasets.tasks import QuestionAnsweringExtractive
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logger = datasets.logging.get_logger(__name__)
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_CITATION = """\
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@article{2016arXiv160605250R,
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author = {{Rajpurkar}, Pranav and {Zhang}, Jian and {Lopyrev},
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Konstantin and {Liang}, Percy},
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title = "{SQuAD: 100,000+ Questions for Machine Comprehension of Text}",
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journal = {arXiv e-prints},
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year = 2016,
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eid = {arXiv:1606.05250},
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pages = {arXiv:1606.05250},
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archivePrefix = {arXiv},
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eprint = {1606.05250},
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}
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"""
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_DESCRIPTION = """\
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Demo...
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"""
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_URL = "https://github.com/jamescalam/hf-datasets/raw/main/01_builder_script/dataset.tar.gz"
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class RedditTopicsTargz(datasets.GeneratorBasedBuilder):
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"""SQUAD: The Stanford Question Answering Dataset. Version 1.1."""
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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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{
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"id": datasets.Value("string"),
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"title": datasets.Value("string"),
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"context": datasets.Value("string"),
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"question": datasets.Value("string"),
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"answers": datasets.features.Sequence(
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{
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"text": datasets.Value("string"),
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"answer_start": datasets.Value("int32"),
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}
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),
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}
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),
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# No default supervised_keys (as we have to pass both question
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# and context as input).
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supervised_keys=None,
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homepage="https://rajpurkar.github.io/SQuAD-explorer/",
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citation=_CITATION,
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task_templates=[
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QuestionAnsweringExtractive(
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question_column="question", context_column="context", answers_column="answers"
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)
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],
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)
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def _split_generators(self, dl_manager):
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path = dl_manager.download_and_extract(_URL)
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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={"filepath": path+'./dataset.jsonl'}
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),
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]
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def _generate_examples(self, filepath):
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"""This function returns the examples in the raw (text) form."""
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idx = 0
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# open the file and read the lines
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with open(filepath, encoding="utf-8") as fp:
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for line in fp:
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# load json line
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obj = json.loads(line)
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yield idx, obj
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idx += 1
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