Creates a single crawler as in library mode. Crawling will start immediately.
        :param url:
        :return:

def create_as_library(cls, url):
        """
        Creates a single crawler as in library mode. Crawling will start immediately.
        :param url:
        :return:
        """
        site = {
            "crawler": "Download",
            "url": url
        }
        cfg_file_path = os.path.dirname(__file__) + os.path.sep + 'config' + os.path.sep + 'config_lib.cfg'
        return cls(cfg_file_path, site, 0, False, False, True)