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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _extract_info(archive, info):
 """ Extracts the contents of an archive info object ;param archive: An archive from _open_archive() :param info: An info object from _list_archive_members() :return: None, or a byte string of the file contents """


    if isinstance(archive, zipfile.ZipFile):
        fn = info.filename
        is_dir = fn.endswith('/') or fn.endswith('\\')
        out = archive.read(info)
        if is_dir and out == b'':
            return None
        return out

    info_file = archive.extractfile(info)
    if info_file:
        return info_file.read()
    return None