How to use the pygerrit2.HTTPBasicAuth function in pygerrit2

def gerrit_api(request):
    """Create a Gerrit container for the given version and return an API."""
    with GerritContainer(request.param) as gerrit:
        port = gerrit.get_exposed_port(8080)
        url = "http://localhost:%s" % port
        api = GerritRestAPI(url=url, auth=Anonymous())
        _initialize(api)
        auth = HTTPBasicAuth("admin", "secret")
        api = GerritRestAPI(url=url, auth=auth)
        yield api

logging.basicConfig(format="%(asctime)s %(levelname)s %(message)s", level=level)

    if _KERBEROS_SUPPORT and options.kerberos_auth:
        if options.username or options.password or options.basic_auth or options.netrc:
            parser.error(
                "--kerberos-auth may not be used together with "
                "--username, --password, --basic-auth or --netrc"
            )
        auth = HTTPKerberosAuth(mutual_authentication=OPTIONAL)
    elif options.username and options.password:
        if options.netrc:
            logging.warning("--netrc option ignored")
        if options.digest_auth:
            auth = HTTPDigestAuth(options.username, options.password)
        else:
            auth = HTTPBasicAuth(options.username, options.password)
    elif options.netrc:
        if options.digest_auth:
            auth = HTTPDigestAuthFromNetrc(url=options.gerrit_url)
        else:
            auth = HTTPBasicAuthFromNetrc(url=options.gerrit_url)
    else:
        auth = None

    rest = GerritRestAPI(url=options.gerrit_url, auth=auth)

    try:
        query = ["status:open"]
        if auth:
            query += ["owner:self"]
        else:
            query += ["limit:10"]