import json import gzip import datasets logger = datasets.logging.get_logger(__name__) _DESCRIPTION = """\ shu is a chinese book dataset. """ _HOMEPAGE = "https://github.com/shjwudp/shu" _DATA_URLS = { "clean": "clean_books.jsonl.gz", "simplified clean": "books_in_simplified_chinese.jsonl.gz", "original text": "books.jsonl.gz", "bad lines": "bad_lines.jsonl.gz", } class ShuConfig(datasets.BuilderConfig): """BuilderConfig for shu.""" def __init__(self, *args, subsets, **kwargs) -> None: """BuilderConfig for shu. Args: **kwargs: keyword arguments forwarded to super. """ super(ShuConfig, self).__init__( *args, name="+".join(subsets), **kwargs ) self.subsets = subsets class Shu(datasets.GeneratorBasedBuilder): """shu: Chinese book dataset.""" VERSION = datasets.Version("0.1.0") BUILDER_CONFIG_CLASS = ShuConfig BUILDER_CONFIGS = [ShuConfig(subsets=[subset]) for subset in _DATA_URLS] DEFAULT_CONFIG_NAME = "simplified clean" def _info(self): return datasets.DatasetInfo( description=_DESCRIPTION, features=datasets.Features({ "name": datasets.Value("string"), "text": datasets.Value("string"), }), homepage=_HOMEPAGE, ) def _split_generators(self, dl_manager): data_urls = {subset: _DATA_URLS[subset] for subset in self.config.subsets} archive = dl_manager.download(data_urls) return [ datasets.SplitGenerator( name=datasets.Split.TRAIN, gen_kwargs={ "files": { subset: archive[subset] for subset in self.config.subsets }, }, ), ] def _generate_examples(self, files): key = 0 for subset in files: filepath = files[subset] for line in gzip.open(filepath, "rt", encoding="utf-8"): j = json.loads(line) yield key, j key += 1