"""Rebuild the verified PalmX 2025 Subtask 2 test set from your own copy of the gated source.

Requires access to UBC-NLP/palmx_2025_subtask2_islamic (accept its terms on the Hub and log in
with `hf auth login`). Usage:

    python apply_filter.py [output.parquet]
"""
import sys

import pandas as pd
from datasets import load_dataset
from huggingface_hub import hf_hub_download

SOURCE = "UBC-NLP/palmx_2025_subtask2_islamic"
SOURCE_REVISION = "95864e9a18753a2aab5b3b687a494a8638751606"
THIS_REPO = "IFM/PalmX2025-Subtask2_verified"

ids = pd.read_csv(hf_hub_download(THIS_REPO, "ids.csv", repo_type="dataset"))
kept = set(ids.loc[ids["status"] == "kept", "id"])

test = load_dataset(SOURCE, split="test", revision=SOURCE_REVISION)
verified = test.filter(lambda row: row["id"] in kept)
assert len(verified) == len(kept) == 948, f"expected 948 rows, got {len(verified)}"

out = sys.argv[1] if len(sys.argv) > 1 else "palmx2025_subtask2_verified.parquet"
verified.to_parquet(out)
print(f"Wrote {len(verified)} rows to {out}")