Upload 3 files

corpus.jsonl.gz

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+version https://git-lfs.github.com/spec/v1
+oid sha256:5cb864d36a1844e23a9a9509c944c44487e0a1bac9e41df5f502e5b9a3bc575f
+size 32014178

queries.jsonl.gz

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+version https://git-lfs.github.com/spec/v1
+oid sha256:cfcfa189ef3b1db7af616f98d015128c961b9bcf0497f1ffb03513e1f987a17c
+size 24854

wiki-balance-natural.py

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+import json
+import csv
+import os
+import datasets
+
+logger = datasets.logging.get_logger(__name__)
+
+_DESCRIPTION = "WikiBalance Natural"
+_SPLITS = ["corpus", "queries"]
+
+URL = ""
+_URLs = {subset: URL + f"{subset}.jsonl.gz" for subset in _SPLITS}
+
+class PAIR(datasets.GeneratorBasedBuilder):
+    """PAIR BenchmarkDataset."""
+
+    BUILDER_CONFIGS = [
+        datasets.BuilderConfig(
+            name=name,
+            description=f"This is the {name} in the WikiBalance Natural dataset.",
+        ) for name in _SPLITS
+    ]
+    
+    def _info(self):
+
+        return datasets.DatasetInfo(
+            description=_DESCRIPTION,
+             features=datasets.Features({
+                "_id": datasets.Value("string"), 
+                "title": datasets.Value("string"),
+                "text": datasets.Value("string"),
+             }),
+            supervised_keys=None,
+        )
+
+    def _split_generators(self, dl_manager):
+        """Returns SplitGenerators."""
+
+        my_urls = _URLs[self.config.name]
+        data_dir = dl_manager.download_and_extract(my_urls)
+
+        return [
+            datasets.SplitGenerator(
+                name=self.config.name,
+                # These kwargs will be passed to _generate_examples
+                gen_kwargs={"filepath": data_dir, 
+                            "subset": self.config.name},
+            ),
+        ]
+
+    def _generate_examples(self, filepath, subset):
+        """Yields examples."""
+        with open(f"{filepath}/{subset}.jsonl", encoding="utf-8") as f:
+            texts = f.readlines()
+        for i, text in enumerate(texts):
+            text = json.loads(text)
+            if 'metadata' in text: del text['metadata']
+            if "title" not in text: text["title"] = ""
+            yield i, text