code: def getSearchUrl(self, album, artist):
      
      url = "%s/search" % (__class__.BASE_URL)
      params = collections.OrderedDict()
      params["search-alias"] = "digital-music"
      params["field-keywords"] = " ".join((artist, album))
      params["sort"] = "relevancerank"
      return __class__.assembleUrl(url, params)
docs: See CoverSource.getSearchUrl.