def getSearchUrl(self, album, artist):
    """ See CoverSource.getSearchUrl. """
    # build request url
    params = collections.OrderedDict()
    params["method"] = "album.getinfo"
    params["api_key"] = __class__.API_KEY
    params["album"] = album
    params["artist"] = artist

    return __class__.assembleUrl(__class__.BASE_URL, params)