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GeezerVison is showing github.com — Fix shutdown regression with BinaryFormatter by filmor · Pull Request #2750 · pythonnet/pythonnet

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@filmor

@filmor filmor commented Oct 6, 2026 •
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What does this implement/fix? Explain your changes.

The ConcurrentDictionary fields that were introduced to support
free-threaded Python builds are not serializable and thus need to be
rebuilt when the runtime data is unstashed.

Does this close any currently open issues?

#2748

Checklist

Check all those that are applicable and complete.

  • Make sure to include one or more tests for your change
  • If an enhancement PR, please create docs and at best an example
  • Ensure you have signed the .NET Foundation CLA
  • Add yourself to AUTHORS
  • Updated the CHANGELOG

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@filmor
Fix shutdown regression with BinaryFormatter
83e4b0d
The `ConcurrentDictionary` fields that were introduced to support
free-threaded Python builds are not serializable and thus need to be
rebuilt when the runtime data is unstashed.
@filmor
filmor merged commit 5aa8111 into master Oct 6, 2026
39 checks passed

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@filmor
filmor deleted the fix/shutdown-regression branch October 6, 2026 11:56
This was referenced Oct 10, 2026
Bump pythonnet from 3.0.5 to 3.2.1 baleti/revit-ballet#3
Open
Bump pythonnet from 3.1.0 to 3.2.1 zcsizmadia/PyDotNet#133
Merged
chore: Bump pythonnet from 3.2.0 to 3.2.1 apache/arrow-dotnet#460
Merged
CurtHagenlocher pushed a commit to apache/arrow-dotnet that referenced this pull request Oct 12, 2026
@dependabot
chore: Bump pythonnet from 3.2.0 to 3.2.1 (#460)
8051b1a
Updated [pythonnet](https://github.com/pythonnet/pythonnet) from 3.2.0
to 3.2.1.

<details>
<summary>Release notes</summary>

_Sourced from [pythonnet's
releases](https://github.com/pythonnet/pythonnet/releases)._

## 3.2.1

## What's Changed
* Document MONO_THREADS_SUSPEND and use throughout CI by @​filmor in
pythonnet/pythonnet#2747
* Fix shutdown regression with BinaryFormatter by @​filmor in
pythonnet/pythonnet#2750
* Bump urllib3 from 2.7.0 to 2.8.0 in the uv group across 1 directory by
@​dependabot[bot] in pythonnet/pythonnet#2751


**Full Changelog**:
pythonnet/pythonnet@v3.2.0...v3.2.1

Commits viewable in [compare
view](pythonnet/pythonnet@v3.2.0...v3.2.1).
</details>

[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=pythonnet&package-manager=nuget&previous-version=3.2.0&new-version=3.2.1)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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</details>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
@dependabot dependabot Bot mentioned this pull request Oct 14, 2026
deps: Bump pythonnet from 3.1.0 to 3.2.1 aj-geddes/revitpy#31
Open
@dependabot dependabot Bot mentioned this pull request Oct 28, 2026
build: Bump pythonnet from 3.0.5 to 3.2.1 akuro17/StockAnalyzer-OSS#89
Open
@eirannejad eirannejad mentioned this pull request Nov 9, 2026
Ein/9.x/pythonnet 3.2.1 mcneel/pythonnet#6
Merged
@dependabot dependabot Bot mentioned this pull request Nov 10, 2026
MINOR: [C#] Bump pythonnet from 3.0.4 to 3.2.1 sg-scale/arrow--apache-arrow-18.1.0#10
Open
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@filmor
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