docs: def exclude_SNPs_samples(inPrefix, outPrefix, exclusionSNP=None,
                           keepSample=None, transpose=False):
      """Exclude some SNPs and keep some samples using Plink."""
      if (exclusionSNP is None) and (keepSample is None):
          msg = "Something wront with development... work on that source code..."
          raise ProgramError(msg)
  
      plinkCommand = ["plink", "--noweb", "--bfile", inPrefix, "--out",
                      outPrefix]
      if exclusionSNP is not None:
          # We want to exclude SNP
          plinkCommand.extend(["--exclude", exclusionSNP])
      if keepSample is not None:
          # We want to keep samples
          plinkCommand.extend(["--keep", keepSample])
      if transpose:
          # We want a transpose ped file
          plinkCommand.extend(["--recode", "--transpose", "--tab"])
      else:
          # We want a binary file
          plinkCommand.append("--make-bed")
      runCommand(plinkCommand)