| # SPDX-License-Identifier: LGPL-2.1-or-later | |
| from __future__ import annotations | |
| from Extension import Extension | |
| class DocumentObjectExtension(Extension): | |
| """ | |
| Base class for all document object extensions | |
| Author: Stefan Troeger (stefantroeger@gmx.net) | |
| Licence: LGPL | |
| """ | |
| ... | |