def _delete_batch(self, ids: List[str]) -> None:
        """Delete batch of vectors from Firestore."""
        db_batch = self._client.batch()
        for batch in more_itertools.chunked(ids, DEFAULT_BATCH_SIZE):
            for doc_id in batch:
                doc = self._client.collection(self.collection_name).document(doc_id)
                db_batch.delete(doc)
            db_batch.commit()
Delete batch of vectors from Firestore.
llama-index-integrations/vector_stores/llama-index-vector-stores-firestore/llama_index/vector_stores/firestore/base.py