Add yes/no task

bioasq_task_b.py

@@ -28,6 +28,7 @@ import json
 import os
 import re
 from dataclasses import dataclass
+from typing import Optional
 
 import datasets
 from enum import Enum
@@ -420,6 +421,7 @@ class BigBioConfig(datasets.BuilderConfig):
     description: str = None
     schema: str = None
     subset_id: str = None
+    type_subset: Optional[str] = None
 
 
 class BioasqTaskBDataset(datasets.GeneratorBasedBuilder):
@@ -454,6 +456,16 @@ class BioasqTaskBDataset(datasets.GeneratorBasedBuilder):
                 subset_id=f"bioasq_{version}b",
             )
         )
+    BUILDER_CONFIGS.append(
+        BigBioConfig(
+            name="bioasq_7b_bigbio_qa_yes_no_only",
+            version=BIGBIO_VERSION,
+            description="bioasq7 Task B in simplified BigBio schema",
+            schema="bigbio_qa",
+            subset_id="bioasq_7b",
+            type_subset="yesno"
+        )
+    )
 
     @property
     def manual_download_instructions(self):
@@ -629,6 +641,8 @@ class BioasqTaskBDataset(datasets.GeneratorBasedBuilder):
                     # for questions that do not have snippets, skip
                     if "snippets" not in record:
                         continue
+                    if self.config.type_subset is not None and self.config.type_subset != record["type"]:
+                        continue
                     for i, snippet in enumerate(record["snippets"]):
                         yield uid, {
                             "id": f'{record["id"]}_{i}',