Datasets:
cdt

	# coding=utf-8
	# Copyright 2020 The HuggingFace Datasets Authors and the current dataset script contributor.
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.
	"""Cyberbullying detection task"""


	import csv
	import os

	import datasets


	_CITATION = """\
	@article{ptaszynski2019results,
	title={Results of the PolEval 2019 Shared Task 6: First Dataset and Open Shared Task for Automatic Cyberbullying Detection in Polish Twitter},
	author={Ptaszynski, Michal and Pieciukiewicz, Agata and Dybala, Pawel},
	journal={Proceedings of the PolEval 2019 Workshop},
	publisher={Institute of Computer Science, Polish Academy of Sciences},
	pages={89},
	year={2019}
	}
	"""

	_DESCRIPTION = """\
	The Cyberbullying Detection task was part of 2019 edition of PolEval competition. The goal is to predict if a given Twitter message contains a cyberbullying (harmful) content.
	"""

	_HOMEPAGE = "https://github.com/ptaszynski/cyberbullying-Polish"

	_LICENSE = "BSD 3-Clause"

	_URLs = "https://klejbenchmark.com/static/data/klej_cbd.zip"


	class Cdt(datasets.GeneratorBasedBuilder):
	"""CyberbullyingDetectionTask"""

	VERSION = datasets.Version("1.1.0")

	def _info(self):
	return datasets.DatasetInfo(
	description=_DESCRIPTION,
	features=datasets.Features(
	{
	"sentence": datasets.Value("string"),
	"target": datasets.ClassLabel(names=["0", "1"]),
	}
	),
	supervised_keys=None,
	homepage=_HOMEPAGE,
	license=_LICENSE,
	citation=_CITATION,
	)

	def _split_generators(self, dl_manager):
	"""Returns SplitGenerators."""
	data_dir = dl_manager.download_and_extract(_URLs)
	return [
	datasets.SplitGenerator(
	name=datasets.Split.TRAIN,
	gen_kwargs={
	"filepath": os.path.join(data_dir, "train.tsv"),
	"split": "train",
	},
	),
	datasets.SplitGenerator(
	name=datasets.Split.TEST,
	gen_kwargs={"filepath": os.path.join(data_dir, "test_features.tsv"), "split": "test"},
	),
	]

	def _generate_examples(self, filepath, split):
	"""Yields examples."""
	with open(filepath, encoding="utf-8") as f:
	reader = csv.DictReader(f, delimiter="\t", quoting=csv.QUOTE_NONE)
	for id_, row in enumerate(reader):
	yield id_, {
	"sentence": row["sentence"],
	"target": -1 if split == "test" else row["target"],
	}