def __init__(
        self, proxies: list[str] | str | None = None, ca_cert: str | None = None
    ):
        """
        Initializes ZipRecruiterScraper with the ZipRecruiter job search url
        """
        super().__init__(Site.ZIP_RECRUITER, proxies=proxies)

        self.scraper_input = None
        self.session = create_session(proxies=proxies, ca_cert=ca_cert)
        self.session.headers.update(headers)
        self._get_cookies()

        self.delay = 5
        self.jobs_per_page = 20
        self.seen_urls = set()

        Initializes ZipRecruiterScraper with the ZipRecruiter job search url
        
jobspy/ziprecruiter/__init__.py