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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 eknelt(selidx, row):
 """ Return the number of elements in a specified column entry in the current row. http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/eknelt_c.html :param selidx: Index of parent column in SELECT clause. :type selidx: int :param row: Row containing element. :type row: int :return: The number of elements in entry in current row. :rtype: int """

    selidx = ctypes.c_int(selidx)
    row = ctypes.c_int(row)
    return libspice.eknelt_c(selidx, row)