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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def timout(et, pictur, lenout=_default_len_out):
 """ This vectorized routine converts an input epoch represented in TDB seconds past the TDB epoch of J2000 to a character string formatted to the specifications of a user's format picture. http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/timout_c.html :param et: An epoch in seconds past the ephemeris epoch J2000. :type et: Union[float,Iterable[float]] :param pictur: A format specification for the output string. :type pictur: str :param lenout: The length of the output string plus 1. :type lenout: int :return: A string representation of the input epoch. :rtype: str or array of str """

    pictur = stypes.stringToCharP(pictur)
    output = stypes.stringToCharP(lenout)
    lenout = ctypes.c_int(lenout)
    if hasattr(et, "__iter__"):
        times = []
        for t in et:
            libspice.timout_c(ctypes.c_double(t), pictur, lenout, output)
            checkForSpiceError(None)
            times.append(stypes.toPythonString(output))
        return times
    else:
        et = ctypes.c_double(et)
        libspice.timout_c(et, pictur, lenout, output)
        return stypes.toPythonString(output)