How to use the rc-cts.setup.PyTest function in rc-cts

sys.exit(errno)

setup(
    name='rc-cts',
    setup_requires=['setuptools_scm'],
    use_scm_version={"root": "../", "relative_to": __file__},
    url='https://www.resilientsystems.com/',
    license='MIT',
    author='IBM Resilient',
    install_requires=[
        'resilient_circuits>=28.0.0',
        'rc-webserver'
    ],
    tests_require=["pytest",
                   "pytest_resilient_circuits"],
    cmdclass={"test": PyTest},
    author_email='support@resilientsystems.com',
    description="Resilient Circuits Custom Threat Service",
    long_description="Resilient Circuits Custom Threat Service Component",
    packages=find_packages(),
    include_package_data=True,
    platforms='any',
    classifiers=[
        'Programming Language :: Python',
    ],
    entry_points={
        # Register the component with resilient_circuits
        "resilient.circuits.components": ["ThreatService = rc_cts.components.threat_webservice:CustomThreatService",
                                          "SearcherExample = rc_cts.components.searcher_example:SearcherExample"],
        "resilient.circuits.configsection": ["gen_config = rc_cts.components.threat_webservice:config_section_data"]
    }