code: def sct2e(sc, sclkdp):
      
      sc = ctypes.c_int(sc)
      sclkdp = ctypes.c_double(sclkdp)
      et = ctypes.c_double()
      libspice.sct2e_c(sc, sclkdp, ctypes.byref(et))
      return et.value
docs: Convert encoded spacecraft clock ("ticks") to ephemeris
      seconds past J2000 (ET).
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/sct2e_c.html
  
      :param sc: NAIF spacecraft ID code.
      :type sc: int
      :param sclkdp: SCLK, encoded as ticks since spacecraft clock start.
      :type sclkdp: float
      :return: Ephemeris time, seconds past J2000.
      :rtype: float