Create scifact.py

scifact.py

@@ -0,0 +1,110 @@
+# 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.
+
+# Lint as: python3
+"""SciFact Dataset (Retrieval Only)"""
+
+import json
+
+import datasets
+
+_CITATION = """
+@inproceedings{Wadden2020FactOF,
+  title={Fact or Fiction: Verifying Scientific Claims},
+  author={David Wadden and Shanchuan Lin and Kyle Lo and Lucy Lu Wang and Madeleine van Zuylen and Arman Cohan and Hannaneh Hajishirzi},
+  booktitle={EMNLP},
+  year={2020},
+}
+"""
+
+_DESCRIPTION = "dataset load script for SciFact"
+
+_DATASET_URLS = {
+    'train': "https://huggingface.co/datasets/Tevatron/scifact/resolve/main/train.jsonl.gz",
+    'dev': "https://huggingface.co/datasets/Tevatron/scifact/resolve/main/dev.jsonl.gz",
+    'test': "https://huggingface.co/datasets/Tevatron/scifact/resolve/main/test.jsonl.gz",
+}
+
+
+class Scifact(datasets.GeneratorBasedBuilder):
+    VERSION = datasets.Version("0.0.1")
+
+    BUILDER_CONFIGS = [
+        datasets.BuilderConfig(version=VERSION,
+                               description="SciFact train/dev/test datasets"),
+    ]
+
+    def _info(self):
+        features = datasets.Features({
+            'query_id': datasets.Value('string'),
+            'query': datasets.Value('string'),
+            'positive_passages': [
+                {'docid': datasets.Value('string'), 'text': datasets.Value('string'),
+                 'title': datasets.Value('string')}
+            ],
+            'negative_passages': [
+                {'docid': datasets.Value('string'), 'text': datasets.Value('string'),
+                 'title': datasets.Value('string')}
+            ],
+        })
+
+        return datasets.DatasetInfo(
+            # This is the description that will appear on the datasets page.
+            description=_DESCRIPTION,
+            # This defines the different columns of the dataset and their types
+            features=features,  # Here we define them above because they are different between the two configurations
+            supervised_keys=None,
+            # Homepage of the dataset for documentation
+            homepage="",
+            # License for the dataset if available
+            license="",
+            # Citation for the dataset
+            citation=_CITATION,
+        )
+
+    def _split_generators(self, dl_manager):
+        downloaded_files = dl_manager.download_and_extract(_DATASET_URLS)
+        splits = [
+            datasets.SplitGenerator(
+                name="train",
+                gen_kwargs={
+                    "filepath": downloaded_files["train"],
+                },
+            ),
+            datasets.SplitGenerator(
+                name='dev',
+                gen_kwargs={
+                    "filepath": downloaded_files["dev"],
+                },
+            ),
+            datasets.SplitGenerator(
+                name='test',
+                gen_kwargs={
+                    "filepath": downloaded_files["test"],
+                },
+            ),
+        ]
+        return splits
+
+    def _generate_examples(self, filepath):
+        """Yields examples."""
+        with open(filepath, encoding="utf-8") as f:
+            for line in f:
+                data = json.loads(line)
+                if data.get('negative_passages') is None:
+                    data['negative_passages'] = []
+                if data.get('positive_passages') is None:
+                    data['positive_passages'] = []
+                yield data['query_id'], data