docs: def _get_skippers(configure, file_name=None):
          """
          Returns the skippers of configuration.
  
          :param configure: The configuration of HaTeMiLe.
          :type configure: hatemile.util.configure.Configure
          :param file_name: The file path of skippers configuration.
          :type file_name: str
          :return: The skippers of configuration.
          :rtype: list(dict(str, str))
          """
  
          skippers = []
          if file_name is None:
              file_name = os.path.join(os.path.dirname(os.path.dirname(
                  os.path.dirname(os.path.realpath(__file__))
              )), 'skippers.xml')
          xmldoc = minidom.parse(file_name)
          skippers_xml = xmldoc.getElementsByTagName(
              'skippers'
          )[0].getElementsByTagName('skipper')
          for skipper_xml in skippers_xml:
              skippers.append({
                  'selector': skipper_xml.attributes['selector'].value,
                  'description': configure.get_parameter(
                      skipper_xml.attributes['description'].value
                  ),
                  'shortcut': skipper_xml.attributes['shortcut'].value
              })
          return skippers