2014-12-08 09:10:12 +00:00
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#
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2023-11-21 20:29:58 +00:00
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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2024-01-23 11:26:48 +00:00
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# Copyright 2014-2016 OpenMarket Ltd
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2023-11-21 20:29:58 +00:00
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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2014-12-08 09:10:12 +00:00
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#
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#
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2022-04-27 13:00:07 +00:00
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import collections.abc
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2021-09-10 16:03:18 +00:00
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from typing import Any
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2014-12-08 09:10:12 +00:00
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2023-03-22 17:15:34 +00:00
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from immutabledict import immutabledict
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2018-07-09 06:09:20 +00:00
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2018-05-29 15:35:55 +00:00
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2021-09-10 16:03:18 +00:00
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def freeze(o: Any) -> Any:
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2018-05-24 19:44:10 +00:00
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if isinstance(o, dict):
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2023-03-22 17:15:34 +00:00
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return immutabledict({k: freeze(v) for k, v in o.items()})
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2014-12-08 09:10:12 +00:00
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2023-03-22 17:15:34 +00:00
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if isinstance(o, immutabledict):
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2015-02-11 15:44:28 +00:00
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return o
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2020-06-16 12:51:47 +00:00
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if isinstance(o, (bytes, str)):
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2014-12-08 09:10:12 +00:00
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return o
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try:
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2020-02-21 12:15:07 +00:00
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return tuple(freeze(i) for i in o)
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2014-12-08 09:10:12 +00:00
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except TypeError:
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pass
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return o
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2021-09-10 16:03:18 +00:00
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def unfreeze(o: Any) -> Any:
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2022-04-27 13:00:07 +00:00
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if isinstance(o, collections.abc.Mapping):
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2021-03-22 15:18:13 +00:00
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return {k: unfreeze(v) for k, v in o.items()}
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2014-12-08 09:10:12 +00:00
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2020-06-16 12:51:47 +00:00
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if isinstance(o, (bytes, str)):
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2014-12-08 09:10:12 +00:00
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return o
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try:
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return [unfreeze(i) for i in o]
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except TypeError:
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pass
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return o
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