def sce2s(sc, et, lenout=_default_len_out):
    """
    Convert an epoch specified as ephemeris seconds past J2000 (ET) to a
    character string representation of a spacecraft clock value (SCLK).

    http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/sce2s_c.html

    :param sc: NAIF spacecraft clock ID code.
    :type sc: int
    :param et: Ephemeris time, specified as seconds past J2000.
    :type et: float
    :param lenout: Maximum length of output string.
    :type lenout: int
    :return: An SCLK string.
    :rtype: str
    """
    sc = ctypes.c_int(sc)
    et = ctypes.c_double(et)
    sclkch = stypes.stringToCharP(" " * lenout)
    lenout = ctypes.c_int(lenout)
    libspice.sce2s_c(sc, et, lenout, sclkch)
    return stypes.toPythonString(sclkch)
Convert an epoch specified as ephemeris seconds past J2000 (ET) to a
    character string representation of a spacecraft clock value (SCLK).

    http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/sce2s_c.html

    :param sc: NAIF spacecraft clock ID code.
    :type sc: int
    :param et: Ephemeris time, specified as seconds past J2000.
    :type et: float
    :param lenout: Maximum length of output string.
    :type lenout: int
    :return: An SCLK string.
    :rtype: str