How to use the urlwatch.jobs.ShellJob function in urlwatch

def test_save_load_jobs():
    jobs = [
        UrlJob(name='news', url='http://news.orf.at/'),
        ShellJob(name='list homedir', command='ls ~'),
        ShellJob(name='list proc', command='ls /proc'),
    ]

    # tempfile.NamedTemporaryFile() doesn't work on Windows
    # because the returned file object cannot be opened again
    fd, name = tempfile.mkstemp()
    UrlsYaml(name).save(jobs)
    jobs2 = UrlsYaml(name).load()
    os.chmod(name, 0o777)
    jobs3 = UrlsYaml(name).load_secure()
    os.close(fd)
    os.remove(name)

    assert len(jobs2) == len(jobs)
    # Assert that the shell jobs have been removed due to secure loading
    if sys.platform != 'win32':

def test_save_load_jobs():
    jobs = [
        UrlJob(name='news', url='http://news.orf.at/'),
        ShellJob(name='list homedir', command='ls ~'),
        ShellJob(name='list proc', command='ls /proc'),
    ]

    # tempfile.NamedTemporaryFile() doesn't work on Windows
    # because the returned file object cannot be opened again
    fd, name = tempfile.mkstemp()
    UrlsYaml(name).save(jobs)
    jobs2 = UrlsYaml(name).load()
    os.chmod(name, 0o777)
    jobs3 = UrlsYaml(name).load_secure()
    os.close(fd)
    os.remove(name)

    assert len(jobs2) == len(jobs)
    # Assert that the shell jobs have been removed due to secure loading
    if sys.platform != 'win32':
        assert len(jobs3) == 1