@Override
    public void startElement(String namespaceURI,
                             String localName,
                             String qName,
                             Attributes attr) throws SAXException {
      myContent.reset();
      if (localName.equals("python")) {
        BUILTINS.put(LanguageLevel.fromPythonVersion(attr.getValue("version")), new HashSet<>());
        MODULES.put(LanguageLevel.fromPythonVersion(attr.getValue("version")), new HashSet<>());
        myCurrentLevel = LanguageLevel.fromPythonVersion(attr.getValue("version"));
      }
     }
@Override
    public void startElement(String namespaceURI,
                             String localName,
                             String qName,
                             Attributes attr)