code: def dump(database, output, min_occurences=1, max_occurences=250, returncmd=False):
      
      cmd = 'kmc_tools dump -ci{} -cx{} {} {}'.format(min_occurences, max_occurences, database, output)
      out, err = accessoryfunctions.run_subprocess(cmd)
      if returncmd:
          return out, err, cmd
      else:
          return out, err
docs: Dumps output from kmc database into tab-delimited format.
      :param database: Database generated by kmc.
      :param output: Name for output.
      :param min_occurences: Minimum number of times kmer must be in database to be dumped.
      :param max_occurences: Maximum number of times a kmer can be seen and still be dumped.
      :param returncmd: If true, will return the command used to call KMC as well as out and err.
      :return: Stdout and stderr from kmc.