docs: def package(dest, tardir, p_version):
      """Package files"""
      os.chdir(dest)
      p_filename = '%s.tar.gz' % p_version
      p_path = os.path.join(tardir, p_filename)
      tar = tarfile.open(p_path, mode='w:gz')
      for cf_file in os.listdir('.'):
          if os.path.isfile(cf_file):
              tar.add(cf_file)
      tar.close()