Commit
•
408e34b
1
Parent(s):
c221773
upload hubscripts/ddi_corpus_hub.py to hub from bigbio repo
Browse files- ddi_corpus.py +222 -0
ddi_corpus.py
ADDED
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# coding=utf-8
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# Copyright 2022 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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"""
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+
The DDI corpus has been manually annotated with drugs and pharmacokinetics and
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pharmacodynamics interactions. It contains 1025 documents from two different
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sources: DrugBank database and MedLine.
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"""
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import os
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from pathlib import Path
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from typing import Dict, List, Tuple
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import datasets
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from .bigbiohub import kb_features
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from .bigbiohub import BigBioConfig
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from .bigbiohub import Tasks
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+
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_LANGUAGES = ['English']
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_PUBMED = True
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_LOCAL = False
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_CITATION = """\
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@article{HERREROZAZO2013914,
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title = {
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The DDI corpus: An annotated corpus with pharmacological substances and
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drug-drug interactions
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},
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author = {
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María Herrero-Zazo and Isabel Segura-Bedmar and Paloma Martínez and Thierry
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Declerck
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},
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year = 2013,
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journal = {Journal of Biomedical Informatics},
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volume = 46,
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number = 5,
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pages = {914--920},
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doi = {https://doi.org/10.1016/j.jbi.2013.07.011},
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issn = {1532-0464},
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url = {https://www.sciencedirect.com/science/article/pii/S1532046413001123},
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keywords = {Biomedical corpora, Drug interaction, Information extraction}
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}
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"""
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_DATASETNAME = "ddi_corpus"
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_DISPLAYNAME = "DDI Corpus"
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+
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_DESCRIPTION = """\
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The DDI corpus has been manually annotated with drugs and pharmacokinetics and \
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pharmacodynamics interactions. It contains 1025 documents from two different \
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+
sources: DrugBank database and MedLine.
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+
"""
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+
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_HOMEPAGE = "https://github.com/isegura/DDICorpus"
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+
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_LICENSE = 'Creative Commons Attribution Non Commercial 4.0 International'
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+
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_URLS = {
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_DATASETNAME: "https://github.com/isegura/DDICorpus/raw/master/DDICorpus-2013(BRAT).zip",
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}
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_SUPPORTED_TASKS = [Tasks.NAMED_ENTITY_RECOGNITION, Tasks.RELATION_EXTRACTION]
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_SOURCE_VERSION = "1.0.0"
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_BIGBIO_VERSION = "1.0.0"
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class DDICorpusDataset(datasets.GeneratorBasedBuilder):
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"""DDI Corpus"""
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SOURCE_VERSION = datasets.Version(_SOURCE_VERSION)
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BIGBIO_VERSION = datasets.Version(_BIGBIO_VERSION)
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BUILDER_CONFIGS = [
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BigBioConfig(
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name="ddi_corpus_source",
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version=SOURCE_VERSION,
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description="DDI Corpus source schema",
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schema="source",
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subset_id="ddi_corpus",
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),
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BigBioConfig(
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name="ddi_corpus_bigbio_kb",
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version=BIGBIO_VERSION,
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description="DDI Corpus BigBio schema",
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schema="bigbio_kb",
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subset_id="ddi_corpus",
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),
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]
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DEFAULT_CONFIG_NAME = "ddi_corpus_source"
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def _info(self) -> datasets.DatasetInfo:
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if self.config.schema == "source":
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features = datasets.Features(
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{
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"document_id": datasets.Value("string"),
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"text": datasets.Value("string"),
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"entities": [
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{
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"offsets": datasets.Sequence(datasets.Value("int32")),
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"text": datasets.Value("string"),
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"type": datasets.Value("string"),
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"id": datasets.Value("string"),
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}
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],
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"relations": [
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{
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"id": datasets.Value("string"),
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"head": {
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"ref_id": datasets.Value("string"),
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"role": datasets.Value("string"),
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},
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"tail": {
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"ref_id": datasets.Value("string"),
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"role": datasets.Value("string"),
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},
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"type": datasets.Value("string"),
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}
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],
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}
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)
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elif self.config.schema == "bigbio_kb":
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features = kb_features
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return datasets.DatasetInfo(
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description=_DESCRIPTION,
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features=features,
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homepage=_HOMEPAGE,
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license=str(_LICENSE),
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citation=_CITATION,
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)
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+
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def _split_generators(self, dl_manager) -> List[datasets.SplitGenerator]:
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urls = _URLS[_DATASETNAME]
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data_dir = dl_manager.download_and_extract(urls)
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standoff_dir = os.path.join(data_dir, "DDICorpusBrat")
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return [
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datasets.SplitGenerator(
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name=datasets.Split.TRAIN,
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gen_kwargs={
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"filepath": os.path.join(standoff_dir, "Train"),
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"split": "train",
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},
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),
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datasets.SplitGenerator(
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name=datasets.Split.TEST,
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gen_kwargs={
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"filepath": os.path.join(standoff_dir, "Test"),
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"split": "test",
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},
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),
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]
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+
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def _generate_examples(self, filepath: str, split: str) -> Tuple[int, Dict]:
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if self.config.schema == "source":
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for subdir, _, files in os.walk(filepath):
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for file in files:
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# Ignore configuration files and annotation files - we just consider the brat text files
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if not file.endswith(".txt"):
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continue
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brat_example = parsing.parse_brat_file(Path(subdir) / file)
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source_example = self._to_source_example(brat_example)
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yield source_example["document_id"], source_example
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elif self.config.schema == "bigbio_kb":
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for subdir, _, files in os.walk(filepath):
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for file in files:
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# Ignore configuration files and annotation files - we just consider the brat text files
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if not file.endswith(".txt"):
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continue
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+
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# Read brat annotations for the given text file and convert example to the BigBio-KB format
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brat_example = parsing.parse_brat_file(Path(subdir) / file)
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kb_example = parsing.brat_parse_to_bigbio_kb(brat_example)
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kb_example["id"] = kb_example["document_id"]
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+
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yield kb_example["id"], kb_example
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@staticmethod
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def _to_source_example(brat_example: Dict) -> Dict:
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source_example = {
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"document_id": brat_example["document_id"],
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"text": brat_example["text"],
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"relations": brat_example["relations"],
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}
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+
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source_example["entities"] = []
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for entity_annotation in brat_example["text_bound_annotations"]:
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entity_ann = entity_annotation.copy()
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+
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source_example["entities"].append(
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{
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# These are lists in the parsed output, so just take the first element to
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# match the source schema.
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"offsets": entity_annotation["offsets"][0],
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"text": entity_ann["text"][0],
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"type": entity_ann["type"],
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"id": entity_ann["id"],
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}
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)
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return source_example
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