':return: A list of option objects for this plugin.'

def get_options(self):

    ol = OptionList()
    d = 'Maximum    recursion    depth    for    spidering    process'
    h = 'The    plugin    will    spider    the    archive.org    site    related    to    the    target    site    with    the    maximum    depth    specified    in    this    parameter.'
    o = opt_factory('max_depth', self._max_depth, d, 'integer', help=h)
    ol.add(o)
    return ol
