Generate NASTRAN partition set from an imat_ctrace
CTRACE2PARTN(CTRACE,FILENAME,SETNUM)
CTRACE is an imat_ctrace.
FILENAME is an optional input containing the output filename. If it is not supplied, or it contains wildcards (? or *), you will be prompted with a graphical file dialog.
SETNUM is an optional integer specifying the set number to use. The default is 100.