[New-bugs-announce] [issue37604] warnings should use a ContextVar to manage filters/registry

[Thomas Grainger]

New submission from Thomas Grainger <tagrain at gmail.com>:

this would allow ``warnings.catch_warnings`` to be threadsafe

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messages: 348015
nosy: graingert
priority: normal
severity: normal
status: open
title: warnings should use a ContextVar to manage filters/registry

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue37604>
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