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GeezerVison is showing github.com — GH-158628: Implement `sys._wasi_info` by brettcannon · Pull Request #159039 · python/cpython

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@brettcannon

@brettcannon brettcannon commented Oct 8, 2026 •
edited by bedevere-app Bot
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  • Issue: Add sys._wasi_info #158628

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  • 👍 1 reaction
@brettcannon
brettcannon requested a review from ericsnowcurrently as a code owner October 8, 2026 19:00
@brettcannon brettcannon added type-feature A feature request or enhancement OS-wasi labels Oct 8, 2026
@brettcannon brettcannon self-assigned this Oct 8, 2026
@bedevere-app bedevere-app Bot mentioned this pull request Oct 8, 2026
Add sys._wasi_info #158628
Closed
@bedevere-app bedevere-app Bot added the awaiting core review label Oct 8, 2026
@brettcannon
brettcannon requested review from emmatyping and savannahostrowski October 8, 2026 19:01
@read-the-docs-community

read-the-docs-community Bot commented Oct 8, 2026 •
edited
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Documentation build overview

📚 cpython-previews | 🛠️ Build #35130446 | 📁 Comparing 6dbd59b against main (e2c3c7e)

  🔍 Preview build  

85 files changed · ± 85 modified

± Modified

  • index.html
  • _static/tachyon-example-heatmap.html
  • builtins/functions.html
  • builtins/stdtypes.html
  • c-api/bytes.html
  • c-api/capsule.html
  • c-api/complex.html
  • c-api/import.html
  • c-api/init_config.html
  • c-api/interp-lifecycle.html
  • and 75 more...
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@brettcannon
brettcannon requested a review from hoodmane October 8, 2026 19:29
@brettcannon

brettcannon commented Oct 8, 2026 •
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Adding @hoodmane as a reviewer to make sure the mimalloc fix is correct (and in case Hood happens to have an opinion overall).
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hoodmane
hoodmane reviewed Oct 9, 2026
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Comment thread Include/internal/mimalloc/mimalloc/internal.h Resolved

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hoodmane
hoodmane reviewed Oct 9, 2026
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Comment thread Python/marshal.c Resolved

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hoodmane
hoodmane approved these changes Oct 9, 2026
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@hoodmane hoodmane left a comment

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Looks good to me, thanks @brettcannon.

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savannahostrowski
savannahostrowski reviewed Oct 12, 2026
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Comment thread Python/sysmodule.c Resolved

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savannahostrowski
savannahostrowski approved these changes Oct 13, 2026
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Thanks for clarifying! LGTM!

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@bedevere-app bedevere-app Bot added awaiting merge and removed awaiting core review labels Oct 13, 2026
brettcannon added 4 commits October 13, 2026 16:24
@brettcannon
pythonGH-158628: Implement sys._wasi_info
9140c56
@brettcannon
Don't define __wasi__ when under Emscripten
7aae26c
@brettcannon
Fix a platform assumption in marshal
5812b55
@brettcannon
Clarify when various macros come into play
6dbd59b
@brettcannon
brettcannon force-pushed the wasi-info branch from ed33b1c to 6dbd59b Compare October 13, 2026 23:24
@brettcannon
brettcannon enabled auto-merge (squash) October 13, 2026 23:26
@brettcannon
brettcannon merged commit 084aff8 into python:main Oct 13, 2026
55 checks passed

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@brettcannon
brettcannon deleted the wasi-info branch October 13, 2026 23:53
@bedevere-app bedevere-app Bot removed the awaiting merge label Oct 13, 2026
corona10 added a commit to corona10/cpython that referenced this pull request Oct 22, 2026
@corona10
Use __wasm__ in marshal.c now that mimalloc no longer defines __wasi_…
d3cdd16 
…_ on Emscripten (from pythonGH-159039)
corona10 added a commit to corona10/cpython that referenced this pull request Oct 22, 2026
@corona10
Use __wasm__ in marshal.c now that mimalloc no longer defines __wasi_…
51b0656 
…_ on Emscripten (from pythonGH-159039)
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Reviewers

@hoodmane hoodmane hoodmane approved these changes
@savannahostrowski savannahostrowski savannahostrowski approved these changes
@ericsnowcurrently ericsnowcurrently Awaiting requested review from ericsnowcurrently ericsnowcurrently is a code owner
@emmatyping emmatyping Awaiting requested review from emmatyping emmatyping is a code owner

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@brettcannon brettcannon

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3 participants

@brettcannon @hoodmane @savannahostrowski
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