Added loading script
Browse files
ciral.py
ADDED
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# Copyright 2020 The HuggingFace Datasets Authors and the current dataset script contributor.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import csv
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import json
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import os
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import datasets
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from collections import defaultdict
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_CITATION = ""
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languages = ['hausa', 'yoruba']
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# TODO: Add description of the dataset here
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# You can copy an official description
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_DESCRIPTION = """\
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This dataset consists of the queries and relevance judgements in the CIRAL test collection.
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"""
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_HOMEPAGE = ""
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_LICENSE = ""
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_URLS = {
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lang: {
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'train': [
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f'https://huggingface.co/datasets/CIRAL/ciral/resolve/main/ciral-{lang}/qrels/qrels.ciral-{lang}-train.txt',
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f'https://huggingface.co/datasets/CIRAL/ciral/resolve/main/ciral-{lang}/topics/topics.ciral-{lang}-train.txt',
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],
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'test':[]
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} for lang in languages
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}
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def load_queries(_file):
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if _file is None:
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return None
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queries = {}
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with open(_file, encoding="utf-8") as query_file:
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for line in query_file:
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id, query = line.strip().split('\t')
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queries[id] = query
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return queries
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def load_qrels(_file):
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if _file is None:
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return None
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qrels = defaultdict(dict)
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with open(_file, encoding="utf-8") as qrel_file:
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for line in qrel_file:
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qid, _, docid, rel = line.strip().split('\t')
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qrels[qid][docid] = int(rel)
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return qrels
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class CIRAL(datasets.GeneratorBasedBuilder):
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VERSION = datasets.Version("1.1.0")
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BUILDER_CONFIGS = [
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datasets.BuilderConfig(
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name=lang,
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version=VERSION,
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description=f"CIRAL data for {lang}.") for lang in languages
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]
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def _info(self):
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features = datasets.Features(
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{
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"query id": datasets.Value("string"),
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"query": datasets.Value("string"),
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"positive passages": [{
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"docid": datasets.Value("string"),
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"title": datasets.Value("string"),
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"text": datasets.Value("string")}],
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"negative passages": datasets.features.Sequence({
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"docid": datasets.Value("string"),
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"title": datasets.Value("string"),
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"text": datasets.Value("string")})
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}
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)
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return datasets.DatasetInfo(
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# This is the description that will appear on the datasets page.
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description=_DESCRIPTION,
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# This defines the different columns of the dataset and their types
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features=features,
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supervised_keys=None,
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homepage=_HOMEPAGE,
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license=_LICENSE,
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citation=_CITATION,
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)
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def _split_generators(self, dl_manager):
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lang = self.config.name
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downloaded_files = dl_manager.download_and_extract(_URLS[lang])
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return [
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datasets.SplitGenerator(
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name='train',
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gen_kwargs={
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'filepaths': downloaded_files['train'],
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},
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),
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datasets.SplitGenerator(
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name='test',
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gen_kwargs={
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'filepaths': downloaded_files['test'],
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},
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),
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]
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# method parameters are unpacked from `gen_kwargs` as given in `_split_generators`
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def _generate_examples(self, filepaths, split):
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lang = self.config.name
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corpus = datasets.load_dataset('ciral/ciral-corpus', lang)
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docid2doc = {doc['docid']: (doc['title'], doc['text']) for doc in corpus}
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query_file, qrel_file = (filepaths) if len(filepaths) == 2 else (filepaths[0], None)
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queries = load_queries(query_file)
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qrels = load_qrels(qrel_file)
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for query_id in queries:
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data = {}
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data['Query Id'] = query_id
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data['Query'] = queries[query]
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data['Judgements'] = [{
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'docid': docid,
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'Judgement': judgement,
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'text': docid2doc[docid]
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} for docid, judgement in qrels[query_id].items()]
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yield query_id, data
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