# implements stopword removal using NLTK, spacy, genism, and sklearn

def remove_stopwords(
    text: str,
    method: str = "nltk",
    additional_stopwords: list = [None]
    ) -> str:

    """
    Function to remove stopwords from a given text using specified method.

    :param text: The input text from which stopwords will be removed.
    :param method: The method to use for stopword removal. Options are 'nltk',
      'spacy', 'gensim', 'sklearn'.
    :param additional_stopwords: A list of additional stopwords to be removed.

    :return: A string with stopwords removed.
    """

    pass
