public static boolean isPy2ReservedWord(@NotNull PyReferenceExpression node) {
    if (LanguageLevel.forElement(node).isPython2()) {
      if (!node.isQualified()) {
        final String name = node.getName();
        if (PyNames.NONE.equals(name) || PyNames.FALSE.equals(name) || PyNames.TRUE.equals(name)) {
          return true;
        }
      }
    }
    return false;
  }
public static boolean isPy2ReservedWord(@NotNull PyReferenceExpression node)