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"""COSUJU: The Court Summaries and Judgements Dataset.""" |
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from __future__ import absolute_import, division, print_function |
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import json |
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import os |
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import re |
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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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@InProceedings{huggingface:dataset, |
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title = {CoSuJu 500+ Court Judegements and Summaries for Machine Text Summarization}, |
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authors = {Busani Ndlovu, Luke Jordan}, |
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year = {2021} |
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} |
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""" |
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_DESCRIPTION = """\ |
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Court Summaries and Judgements (CoSuJu) Dataset |
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""" |
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_URL = "https://frtnx.github.io/cosuju-extractor/dataset/" |
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_URLS = { |
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'train': _URL + 'train-v1.0.json' |
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} |
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class CosujuConfig(datasets.BuilderConfig): |
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"""BuilderConfig for COSUJU.""" |
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def __init__(self, **kwargs): |
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"""BuilderConfig for COSUJU. |
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Args: |
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**kwargs: keyword arguments forwarded to super. |
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""" |
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super(CosujuConfig, self).__init__(**kwargs) |
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class Cosuju(datasets.GeneratorBasedBuilder): |
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"""COSUJU: The Court Summaries and Judgements Dataset. Version 1.1.0""" |
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VERSION = datasets.Version("1.1.0") |
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BUILDER_CONFIGS = [ |
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datasets.BuilderConfig(name="include_no_summary", version=VERSION, description="Includes rows with no summary documents"), |
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datasets.BuilderConfig(name='exclude_no_summary', version=VERSION, description="Excludes rows with no summary documents") |
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] |
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DEFAULT_CONFIG_NAME = 'exclude_no_summary' |
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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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'url': datasets.Value('string'), |
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'year': datasets.Value('string'), |
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'update_date': datasets.Value('string'), |
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'summary_document': { |
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'filename': datasets.Value('string'), |
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'file_url': datasets.Value('string'), |
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'file_content': datasets.Value('string') |
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}, |
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'judgement_document': { |
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'filename': datasets.Value('string'), |
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'file_url': datasets.Value('string'), |
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'file_content': datasets.Value('string') |
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}, |
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'judgement_paragraphs': [datasets.Value('string')], |
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'max_length_judgement_paras': datasets.Value('int64') |
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} |
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), |
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supervised_keys=None, |
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homepage='https://huggingface.co/datasets/FRTNX/cosuju', |
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citation=_CITATION, |
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) |
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def _split_generators(self, dl_manager): |
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downloaded_files = dl_manager.download_and_extract(_URLS) |
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return [ |
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datasets.SplitGenerator(name=datasets.Split.TRAIN, gen_kwargs={'filepath': downloaded_files['train']}) |
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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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logger.info('generating examples from = %s', filepath) |
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with open(filepath, encoding="utf-8") as f: |
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cosuju = json.load(f) |
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for row in cosuju['data']: |
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if self.config.name == 'exclude_no_summary': |
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if not row['summary_document']: |
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continue |
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if type(row['summary_document']) == dict and \ |
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row['summary_document']['file_content'] == '': |
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continue |
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if 'judgement_document' not in list(row): |
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continue |
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if not row['judgement_document']: |
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continue |
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judgement_text = row['judgement_document']['file_content'] |
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if not judgement_text: |
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continue |
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judgement_paragraphs = re.split('\\n\\n\[\d+\]', judgement_text) |
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clean_paragraphs = [paragraph.replace('\n', ' ').strip() for paragraph in judgement_paragraphs] |
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squeaky_clean_paragraphs = [re.sub(' +', ' ', paragraph) for paragraph in clean_paragraphs] |
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ultimate_paragraphs = [paragraph.replace('\x0c2', '').replace(' ', ' ') for paragraph in squeaky_clean_paragraphs] |
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row['judgement_paragraphs'] = ultimate_paragraphs |
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row['max_length_judgement_paras'] = max([len(paragraph.split(' ')) for paragraph in ultimate_paragraphs]) |
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id_ = row['id'] |
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result = { |
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'id': row['id'], |
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'title': row['title'], |
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'url': row['url'], |
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'year': row['year'], |
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'update_date': row['update_date'], |
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'judgement_paragraphs': row['judgement_paragraphs'], |
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'max_length_judgement_paras': row['max_length_judgement_paras'] |
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} |
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for prop in ['summary_document', 'judgement_document']: |
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if row[prop]: |
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result[prop] = row[prop] |
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else: |
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result[prop] = { 'filename': '', 'file_url': '', 'file_content': '' } |
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yield id_, result |
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