bpo-36424: Add support for pickling frozen dataclasses with __slots__ #22459
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Allow to pickle and unpickle frozen dataclasses that have __slots__. Co-Authored-By: Claudiu Popa <pcmanticore@gmail.com>
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Some of the added code does not adhere to PEP 8 w.r.t. line length -- that is for symmetry with the adjacent |
MojoVampire
approved these changes
Oct 16, 2020
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What's the status of this PR? We want to send frozen dataclasses to multiple processes in Keras multi-GPU training and the inability to (un)pickle them severely limits this use case. |
Contributor
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@Kobzol this was fixed (see issue) but hasn't been backported to 3.9; so one option is to wait for 3.10 release. |
Contributor
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Thanks, this was fixed in #25786 |
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Allow to pickle and unpickle frozen dataclasses that have
__slots__.Co-Authored-By: Claudiu Popa pcmanticore@gmail.com
https://bugs.python.org/issue36424