"""AIME 2026. No official standalone release; community-curated (evalscope)."""

from ..sample import Sample
from ..registry import register_dataset
from ..spec import DatasetSpec


@register_dataset(
    DatasetSpec(
        name='aime26',
        source='evalscope/aime26',  # curated; no official upstream release (ModelScope)
        split='test',
        task_type='math',
        tags=['math', 'competition'],
        description='AIME 2026 (community-curated, no official upstream).',
        params={'hub': 'modelscope', 'ms_files': ['aime2026.jsonl']},
    )
)
def aime26():
    def to_sample(record: dict) -> Sample:
        return Sample(
            input=record['problem'],
            target=str(record['answer']).strip(),
            metadata={'id': record.get('id')},
        )

    return to_sample