def METHOD_NAME():
    if not machine_agent_enabled():
        return
    if not _is_machine_agent_installed():
        logging.warning(
            "AppDynamics Machine Agent isn't installed yet. "
            "Please redeploy your application to complete "
            "AppDynamics Machine Agent installation."
        )
        return
    logging.info("AppDynamics Machine Agent env. variable is configured. Starting...")
    env_dict = dict(os.environ)
    env_dict.update(APPDYNAMICS_ENV_VARS)
    subprocess.Popen(
        (APPDYNAMICS_MACHINE_AGENT_PATH, "-Dmetric.http.listener=true"),
        env=env_dict,
    )