Function save_to_pickle

reader3.py:286–290

(book: Book, output_dir: str)

def save_to_pickle(book: Book, output_dir: str):
    p_path = os.path.join(output_dir, 'book.pkl')
    with open(p_path, 'wb') as f:
        pickle.dump(book, f)
    print(f"Saved structured data to {p_path}")


# --- CLI ---