def strip_non_alphabet_characters(text, alphabet2use):
    """ Strips any Non-Alphabet Characters from the given Text

    :param str text: Text to strip
    :param Alphabet alphabet2use: Alphabet to use

    :return: Stripped String
    :rtype: str

    """
    alpha = alphabet2use.get_alphabet().upper()
    ret = ''
    text = text.upper()
    for ch in text:
        if ch in alpha:
            ret += ch

    return ret