def METHOD_NAME():
    system = platform.system()
    if system == "Linux":
        dist = linux_distribution()
        return f"{dist[0]}:{dist[1]}"
    elif system == "Windows":
        dist = platform.win32_ver()
        return f"{dist[0]}:{dist[1]}"
    elif system == "Java":
        dist = platform.java_ver()
        return f"{dist[0]}:{dist[1]}"
    elif system == "Darwin":
        dist = platform.mac_ver()
        return f"{dist[0]}"
    # else:
    return ":".join(platform.uname()[0:1])