@spiceErrorCheck<EOL>def pcklof(filename):
filename = stypes.stringToCharP(filename)<EOL>handle = ctypes.c_int()<EOL>libspice.pcklof_c(filename, ctypes.byref(handle))<EOL>return handle.value<EOL>
Load a binary PCK file for use by the readers.  Return the
handle of the loaded file which is used by other PCK routines to
refer to the file.

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

:param filename: Name of the file to be loaded.
:type filename: str
:return: Loaded file's handle.
:rtype: int