return filename
if __name__ == "__main__":
    loader = BlackboardLoader(
        "https://<YOUR BLACKBOARD URL"
        " HERE>/webapps/blackboard/content/listContent.jsp?course_id=_<YOUR COURSE ID"
        " HERE>_1&content_id=_<YOUR CONTENT ID HERE>_1&mode=reset",
        "<YOUR BBROUTER COOKIE HERE>",
        load_all_recursively=True,
    )
    documents = loader.load()
    print(f"Loaded {len(documents)} pages of PDFs from {loader.web_path}")