@Override
 public void doHelp(StaplerRequest req, StaplerResponse rsp) throws IOException, ServletException {
   initPython();
   if (pexec.isImplemented(27)) {
     pexec.execPythonVoid("do_help", req, rsp);
   } else {
     super.doHelp(req, rsp);
   }
 }
 @Override
 public synchronized void load() {
   initPython();
   if (pexec.isImplemented(24)) {
     pexec.execPythonVoid("load");
   } else {
     super.load();
   }
 }
 @Override
 public synchronized void save() {
   initPython();
   if (pexec.isImplemented(23)) {
     pexec.execPythonVoid("save");
   } else {
     super.save();
   }
 }
 @Override
 public void calcAutoCompleteSettings(String field, Map<String, Object> attributes) {
   initPython();
   if (pexec.isImplemented(6)) {
     pexec.execPythonVoid("calc_auto_complete_settings", field, attributes);
   } else {
     super.calcAutoCompleteSettings(field, attributes);
   }
 }
 @Override
 public void calcFillSettings(String field, Map<String, Object> attributes) {
   initPython();
   if (pexec.isImplemented(5)) {
     pexec.execPythonVoid("calc_fill_settings", field, attributes);
   } else {
     super.calcFillSettings(field, attributes);
   }
 }
 @Override
 public void addHelpFileRedirect(
     String fieldName, Class<? extends Describable> owner, String fieldNameToRedirectTo) {
   initPython();
   if (pexec.isImplemented(17)) {
     pexec.execPythonVoid("add_help_file_redirect", fieldName, owner, fieldNameToRedirectTo);
   } else {
     super.addHelpFileRedirect(fieldName, owner, fieldNameToRedirectTo);
   }
 }
 public void execPythonVoid(String function, Object... params) {
   initPython();
   pexec.execPythonVoid(function, params);
 }