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23740eaa3d
During the migration the automated script to update the copyright headers accidentally got rid of some of the existing copyright lines. Reinstate them.
58 lines
1.4 KiB
Python
58 lines
1.4 KiB
Python
#
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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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# Copyright 2014-2016 OpenMarket Ltd
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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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#
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#
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import collections.abc
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from typing import Any
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from immutabledict import immutabledict
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def freeze(o: Any) -> Any:
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if isinstance(o, dict):
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return immutabledict({k: freeze(v) for k, v in o.items()})
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if isinstance(o, immutabledict):
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return o
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if isinstance(o, (bytes, str)):
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return o
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try:
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return tuple(freeze(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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def unfreeze(o: Any) -> Any:
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if isinstance(o, collections.abc.Mapping):
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return {k: unfreeze(v) for k, v in o.items()}
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if isinstance(o, (bytes, str)):
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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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