private void checkGetter(PyCallable callable, PsiElement beingChecked) {
      if (callable != null) {
        checkOneParameter(callable, beingChecked, true);
        checkReturnValueAllowed(callable, beingChecked, true, PyPsiBundle.message("INSP.getter.return.smth"));
      }
    }
private void checkGetter(PyCallable callable, PsiElement beingChecked)