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import json |
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import pandas as pd |
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import datasets |
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import requests |
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import os |
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_CITATION = """\\ |
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@article{shahshahani2018peyma, |
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title={PEYMA: A Tagged Corpus for Persian Named Entities}, |
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author={Mahsa Sadat Shahshahani and Mahdi Mohseni and Azadeh Shakery and Heshaam Faili}, |
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year=2018, |
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journal={ArXiv}, |
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volume={abs/1801.09936} |
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} |
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""" |
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_DESCRIPTION = """\\\\\\\\ |
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PEYMA dataset includes 7,145 sentences with a total of 302,530 tokens from which 41,148 tokens are tagged with seven different classes. |
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""" |
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_DRIVE_URL = "https://drive.google.com/uc?export=download&id=1WZxpFRtEs5HZWyWQ2Pyg9CCuIBs1Kmvx" |
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class PEYMAConfig(datasets.BuilderConfig): |
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"""BuilderConfig for PEYMA.""" |
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def __init__(self, **kwargs): |
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super(PEYMAConfig, self).__init__(**kwargs) |
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class PEYMA(datasets.GeneratorBasedBuilder): |
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BUILDER_CONFIGS = [ |
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PEYMAConfig(name="PEYMA", version=datasets.Version("1.0.0"), description="persian ner dataset"), |
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] |
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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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"token": datasets.Value("string"), |
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"label": datasets.Value("string") |
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} |
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), |
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supervised_keys=None, |
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homepage="https://hooshvare.github.io/docs/datasets/ner#peyma", |
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citation=_CITATION, |
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) |
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def custom_dataset(self, src_url, dest_path): |
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response = requests.get(src_url) |
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response.raise_for_status() |
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with open(dest_path, 'wb') as f: |
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f.write(response.content) |
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def _split_generators(self, dl_manager): |
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"""Returns SplitGenerators.""" |
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downloaded_file = dl_manager.download_custom(_DRIVE_URL, self.custom_dataset) |
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extracted_file = dl_manager.extract(downloaded_file) |
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return [ |
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datasets.SplitGenerator(name=datasets.Split.TRAIN, gen_kwargs={"filepath": os.path.join(extracted_file, 'peyma/train.txt')}), |
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datasets.SplitGenerator(name=datasets.Split.TEST, gen_kwargs={"filepath": os.path.join(extracted_file, 'peyma/test.txt')}), |
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datasets.SplitGenerator(name=datasets.Split.VALIDATION, gen_kwargs={"filepath": os.path.join(extracted_file, 'peyma/dev.txt')}), |
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] |
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def _generate_examples(self, filepath): |
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try: |
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df = pd.read_csv(filepath, error_bad_lines=False, engine='python', |
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sep='|', names=["token", "label"]) |
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for idx, row in enumerate(reader): |
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yield idx, { |
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"token": row["token"], |
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"label": row["label"] |
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} |
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except Exception as e: |
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print(e) |