@spiceErrorCheck<EOL>def sphcyl(radius, colat, slon):
radius = ctypes.c_double(radius)<EOL>colat = ctypes.c_double(colat)<EOL>slon = ctypes.c_double(slon)<EOL>r = ctypes.c_double()<EOL>lon = ctypes.c_double()<EOL>z = ctypes.c_double()<EOL>libspice.sphcyl_c(radius, colat, slon, ctypes.byref(r), ctypes.byref(lon),<EOL>ctypes.byref(z))<EOL>return r.value, lon.value, z.value<EOL>
This routine converts from spherical coordinates to cylindrical
coordinates.

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

:param radius: Distance of point from origin.
:type radius: float
:param colat: Polar angle (co-latitude in radians) of point.
:type colat: float
:param slon: Azimuthal angle (longitude) of point (radians).
:type slon: float
:return:
        Distance of point from z axis,
        angle (radians) of point from XZ plane,
        Height of point above XY plane.
:rtype: tuple