Create fiqa_pt.py

fiqa_pt.py

@@ -0,0 +1,56 @@
+import json
+import csv
+import os
+import datasets
+
+logger = datasets.logging.get_logger(__name__)
+
+_DESCRIPTION = "FIQA-PT Dataset"
+_SPLITS = ["corpus", "queries"]
+
+URL = ""
+_URLs = {subset: URL + f"{subset}_pt.tsv" for subset in _SPLITS}
+
+class BEIR_PT(datasets.GeneratorBasedBuilder):
+    """BEIR-PT BenchmarkDataset."""
+
+    BUILDER_CONFIGS = [
+        datasets.BuilderConfig(
+            name=name,
+            description=f"This is the {name} in the FiQA-PT dataset.",
+        ) for name in _SPLITS
+    ]
+    
+    def _info(self):
+
+        return datasets.DatasetInfo(
+            description=_DESCRIPTION,
+             features=datasets.Features({
+                "_id": 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},
+            ),
+        ]
+
+    def _generate_examples(self, filepath):
+        """Yields examples."""
+        with open(filepath, encoding="utf-8") as f:
+            for line in f:
+                fields = line.strip().split("\t")
+                idx = fields[0]
+                text = fields[1]
+                yield idx, text