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GeezerVison is showing github.com — gh-148675: Remove F and D formats from array and memoryview by vstinner · Pull Request #149368 · python/cpython

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@vstinner

@vstinner vstinner commented May 4, 2026 •
edited by bedevere-app Bot
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  • Issue: Add support for numpy buffer format Zf and Zd #148675

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@vstinner
pythongh-148675: Remove F and D formats from array and memoryview
80fe449
@vstinner
vstinner requested a review from AA-Turner as a code owner May 4, 2026 14:27
@bedevere-app bedevere-app Bot mentioned this pull request May 4, 2026
Add support for numpy buffer format Zf and Zd #148675
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@bedevere-app bedevere-app Bot added the awaiting core review label May 4, 2026
@vstinner vstinner mentioned this pull request May 4, 2026
gh-148675: Revert GH-146237 and GH-146241 #148674
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@vstinner

vstinner commented May 4, 2026

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Summary of supported complex formats with this change.

Python 3.14:

  • struct (2): F/D
  • array (0): none
  • memoryview (0): none
  • ctypes (3): F/D/G

Python 3.15 with this PR:

  • struct (4): F/D and Zf/Zd
  • array (2): Zf/Zd
  • memoryview (2): Zf/Zd
  • ctypes (3): Zf/Zd/Zg
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@vstinner

vstinner commented May 4, 2026

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cc @skirpichev @encukou
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@vstinner vstinner mentioned this pull request May 4, 2026
gh-148675: Add Zd/Zf formats to array, ctypes, memoryview, struct #148676
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@read-the-docs-community

read-the-docs-community Bot commented May 4, 2026

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Documentation build overview

📚 cpython-previews | 🛠️ Build #32527796 | 📁 Comparing 80fe449 against main (1e21cf6)

  🔍 Preview build  

3 files changed
± library/array.html
± whatsnew/3.15.html
± whatsnew/changelog.html
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@vstinner vstinner mentioned this pull request May 4, 2026
Decide buffer protocol format string for complex numbers python/steering-council#345
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@skirpichev

skirpichev commented May 4, 2026

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I don't think my involvement will be constructive, sorry.
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@encukou

encukou commented May 4, 2026

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This PR does what it says. If we're fine with #148676, this is a good next step.
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@encukou
encukou merged commit 5dd5c8b into python:main May 4, 2026
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@bedevere-app bedevere-app Bot removed the awaiting core review label May 4, 2026
@vstinner
vstinner deleted the revert_array_memoryview branch May 4, 2026 16:13
@skirpichev skirpichev mentioned this pull request May 5, 2026
gh-61103: use PEP 3118 codes in the ctypes #149344
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@AA-Turner AA-Turner Awaiting requested review from AA-Turner AA-Turner is a code owner

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3 participants

@vstinner @skirpichev @encukou
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