Convert a list of authors from bibtex format to paperpile format

convert_bibtex_author_list_to_paperpile.py

def convert_bibtex_author_list_to_paperpile(authors, last_name_indicators=("el", "van", "vaan", "de")):
    """
    Convert a list of authors in bibtex format to paperpile format.
    :param authors: list of authors in bibtex format
    :param last_name_indicators: list of words that indicate the start of a last name
    :return: list of authors in paperpile format

    Example:
    >>> bibtex_authors = "Georg Wölflein and Ludwig van Beethoven and Johann Sebastian Bach"
    >>> convert_bibtex_author_list_to_paperpile(bibtex_authors)
    'Wölflein, Georg; van Beethoven, Ludwig; Bach, Johann Sebastian'
    Note that "van" is correctly interpreted as part of the last name.
    """

    authors = [
        a.strip().split(" ") for a in authors.split(" and ")
    ]  # list of lists; each list is a name split into words

    # split into first and last names
    last_name_start_index = [
        max(i if x.lower() in last_name_indicators else -1 for i, x in enumerate(a)) for a in authors
    ]
    first_names = [" ".join(a[: last_name_start_index[i]]) for i, a in enumerate(authors)]
    last_names = [" ".join(a[last_name_start_index[i] :]) for i, a in enumerate(authors)]
    return "; ".join(f"{last_name}, {first_name}" for last_name, first_name in zip(last_names, first_names))