code: def excludeSNPs(inPrefix, outPrefix, exclusionFileName):
      
      plinkCommand = ["plink", "--noweb", "--bfile", inPrefix, "--exclude",
                      exclusionFileName, "--make-bed", "--out", outPrefix]
      runCommand(plinkCommand)
docs: Exclude some SNPs using Plink.
  
      :param inPrefix: the prefix of the input file.
      :param outPrefix: the prefix of the output file.
      :param exclusionFileName: the name of the file containing the markers to be
                                excluded.
  
      :type inPrefix: str
      :type outPrefix: str
      :type exclusionFileName: str
  
      Using Plink, exclude a list of markers from ``inPrefix``, and saves the
      results in ``outPrefix``. The list of markers are in ``exclusionFileName``.