Datasets:
Languages:
English
Multilinguality:
monolingual
Size Categories:
1M<n<10M
Language Creators:
crowdsourced
Annotations Creators:
no-annotation
Source Datasets:
original
Tags:
License:
| import os | |
| import re | |
| import datasets | |
| logger = datasets.logging.get_logger(__name__) | |
| _DESCRIPTION = """\ | |
| Common Crawl - Malayalam. | |
| """ | |
| _CITATION = """\ | |
| @article{qburst, | |
| title={Common Crawl - Malayalam}, | |
| author={n.d}, | |
| year={2020}, | |
| journal={n.d}, | |
| } | |
| """ | |
| _URLs = { | |
| "malayalam_wiki_2020": "https://huggingface.co/datasets/rajeshradhakrishnan/malayalam_2020_wiki/resolve/main/", | |
| "checksum_url": "https://huggingface.co/datasets/rajeshradhakrishnan/malayalam_2020_wiki/resolve/main/ml_sha256.txt" | |
| } | |
| class MalayalamWikiConfig(datasets.BuilderConfig): | |
| """BuilderConfig for MalayalamWiki.""" | |
| def __init__(self, **kwargs): | |
| """BuilderConfig for MalayalamWiki. | |
| Args: | |
| **kwargs: keyword arguments forwarded to super. | |
| """ | |
| super(MalayalamWikiConfig, self).__init__(**kwargs) | |
| class MalayalamWiki(datasets.GeneratorBasedBuilder): | |
| """Malayalam News topic classification dataset.""" | |
| VERSION = datasets.Version("1.0.0") | |
| BUILDER_CONFIGS = [ | |
| MalayalamWikiConfig( | |
| name="malayalam_wiki_2020", version=VERSION, description="Common Crawl - Malayalam." | |
| ), | |
| ] | |
| def remove_special_characters(self, txt): | |
| chars_to_ignore_regex = '[\,\?\.\!\-\;\:\"\“\%\‘\”\�Utrnle\_]' | |
| unicode_ignore_regex = r'[\u200e\u200c\u200d]' | |
| english_ignore_regex = r'[a-zA-Z]' | |
| txt = txt.strip() | |
| txt = re.sub(chars_to_ignore_regex, '',txt) | |
| txt = re.sub(unicode_ignore_regex, '',txt) + " " | |
| txt = re.sub(english_ignore_regex, '',txt) + " " | |
| return txt | |
| def _info(self): | |
| return datasets.DatasetInfo( | |
| description=_DESCRIPTION, | |
| features=datasets.Features( | |
| { | |
| "text": datasets.Value("string") | |
| } | |
| ), | |
| supervised_keys=None, | |
| homepage="https://github.com/qburst/common-crawl-malayalam", | |
| citation=_CITATION | |
| ) | |
| def _split_generators(self, dl_manager): | |
| """Returns SplitGenerators.""" | |
| checksum_url = _URLs["checksum_url"] | |
| checksum_file = dl_manager.download(checksum_url) | |
| with open(checksum_file, encoding="utf-8") as f: | |
| data_filenames = [line.strip() for line in f if line] | |
| data_urls = [_URLs["malayalam_wiki_2020"] + data_filename for data_filename in data_filenames[1:2]] | |
| downloaded_files = dl_manager.download(data_urls) | |
| return [ | |
| datasets.SplitGenerator(name=datasets.Split.TRAIN, gen_kwargs={"filepaths": downloaded_files}), | |
| ] | |
| def _generate_examples(self, filepaths): | |
| """This function returns the examples in the raw (text) form by iterating on all the files.""" | |
| for file_id,filepath in enumerate(filepaths): | |
| logger.info("generating examples from = %s", filepath) | |
| with open(filepath, encoding="utf-8") as f: | |
| for row_id, row in enumerate(f): | |
| yield f"{file_id}_{row_id}", {"text": self.remove_special_characters(row).strip()} | |