51 lines
1.3 KiB
Python
51 lines
1.3 KiB
Python
# Copyright 2014-2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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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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