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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 nvc2pl(normal, constant):
 """ Make a plane from a normal vector and a constant. http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/nvc2pl_c.html :param normal: A normal vector defining a plane. :type normal: 3-Element Array of floats :param constant: A constant defining a plane. :type constant: float :return: plane :rtype: spiceypy.utils.support_types.Plane """

    plane = stypes.Plane()
    normal = stypes.toDoubleVector(normal)
    constant = ctypes.c_double(constant)
    libspice.nvc2pl_c(normal, constant, ctypes.byref(plane))
    return plane