René's URL Explorer Experiment


Title: gh-123471: Make itertools.zip_longest safe in the FT build by eendebakpt · Pull Request #146033 · python/cpython · GitHub

Open Graph Title: gh-123471: Make itertools.zip_longest safe in the FT build by eendebakpt · Pull Request #146033 · python/cpython

X Title: gh-123471: Make itertools.zip_longest safe in the FT build by eendebakpt · Pull Request #146033 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: ziplongest_next is not thread safe due to setting the iterators in lz->ittuple to NULL on exhaustion. In addition, the lz->numactive is mutable state. The usual approach to making the iterato...

X Description: ziplongest_next is not thread safe due to setting the iterators in lz->ittuple to NULL on exhaustion. In addition, the lz->numactive is mutable state. The usual approach to making the...

Opengraph URL: https://github.com/python/cpython/pull/146033

X: @github

direct link

Domain: github.com

route-pattern/_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format)
route-controllervoltron_pull_requests_fragments
route-actionpull_request_layout
fetch-noncev2:a09209dd-ec22-75dd-412a-c171a9eb7eb8
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-id8360:342933:40C732:5DEDA1:6A578229
html-safe-nonce3713f531e0a84de060c2ae5a060d5172d80435b950736422b8c9abcbe03f96db
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI4MzYwOjM0MjkzMzo0MEM3MzI6NURFREExOjZBNTc4MjI5IiwidmlzaXRvcl9pZCI6IjUzOTMyNDk5Njc5MTMwMDk3MDUiLCJyZWdpb25fZWRnZSI6ImlhZCIsInJlZ2lvbl9yZW5kZXIiOiJpYWQifQ==
visitor-hmac835b0d56b494b5f0d2920e8034e81e8687234d2c91d50121aaa8f6649aec220f
hovercard-subject-tagpull_request:3405721366
github-keyboard-shortcutsrepository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location///voltron/pull_requests_fragments/pull_request_layout
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/python/cpython/146033/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/827e9061be65a0bcbfcf459834f843aa619150a9cf34617cd14a74d29906d0d3/python/cpython/pull/146033
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/827e9061be65a0bcbfcf459834f843aa619150a9cf34617cd14a74d29906d0d3/python/cpython/pull/146033
og:image:altziplongest_next is not thread safe due to setting the iterators in lz->ittuple to NULL on exhaustion. In addition, the lz->numactive is mutable state. The usual approach to making the iterato...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernameeendebakpt
hostnamegithub.com
expected-hostnamegithub.com
Nonec6353e56e94423c9cd5abde7708a859afa36a0c1203c73749055bf6ee6704cd0
turbo-cache-controlno-cache
go-importgithub.com/python/cpython git https://github.com/python/cpython.git
octolytics-dimension-user_id1525981
octolytics-dimension-user_loginpython
octolytics-dimension-repository_id81598961
octolytics-dimension-repository_nwopython/cpython
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id81598961
octolytics-dimension-repository_network_root_nwopython/cpython
turbo-body-classeslogged-out env-production page-responsive
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release9a9dfe2eff5c790a030f34cfcc89b4bf3ba08c7c
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/python/cpython/pull/146033#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F146033
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub Copilot appDirect agents from issue to mergehttps://github.com/features/ai/github-app
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
View all resourceshttps://github.com/resources
GitHub SponsorsFund open source developershttps://github.com/open-source/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/open-source/accelerator
GitHub Starshttps://stars.github.com
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/enterprise/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F146033
Sign up https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fvoltron%2Fpull_requests_fragments%2Fpull_request_layout&source=header-repo&source_repo=python%2Fcpython
Reloadhttps://github.com/python/cpython/pull/146033
Reloadhttps://github.com/python/cpython/pull/146033
Reloadhttps://github.com/python/cpython/pull/146033
Please reload this pagehttps://github.com/python/cpython/pull/146033
python https://github.com/python
cpythonhttps://github.com/python/cpython
Please reload this pagehttps://github.com/python/cpython/pull/146033
Notifications https://github.com/login?return_to=%2Fpython%2Fcpython
Fork 35k https://github.com/login?return_to=%2Fpython%2Fcpython
Star 73.8k https://github.com/login?return_to=%2Fpython%2Fcpython
Code https://github.com/python/cpython
Issues 5k+ https://github.com/python/cpython/issues
Pull requests 2.3k https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects https://github.com/python/cpython/projects
Security and quality 0 https://github.com/python/cpython/security
Insights https://github.com/python/cpython/pulse
Code https://github.com/python/cpython
Issues https://github.com/python/cpython/issues
Pull requests https://github.com/python/cpython/pulls
Actions https://github.com/python/cpython/actions
Projects https://github.com/python/cpython/projects
Security and quality https://github.com/python/cpython/security
Insights https://github.com/python/cpython/pulse
kumaraditya303https://github.com/kumaraditya303
python:mainhttps://github.com/python/cpython/tree/main
eendebakpt:ziplongest_fthttps://github.com/eendebakpt/cpython/tree/ziplongest_ft
Conversationhttps://github.com/python/cpython/pull/146033
Commits4 (4)https://github.com/python/cpython/pull/146033/commits
Checkshttps://github.com/python/cpython/pull/146033/checks
Files changedhttps://github.com/python/cpython/pull/146033/files
gh-123471: Make itertools.zip_longest safe in the FT buildhttps://github.com/python/cpython/pull/146033#top
kumaraditya303https://github.com/kumaraditya303
python:mainhttps://github.com/python/cpython/tree/main
eendebakpt:ziplongest_fthttps://github.com/eendebakpt/cpython/tree/ziplongest_ft
https://github.com/eendebakpt
eendebakpthttps://github.com/eendebakpt
Mar 16, 2026https://github.com/python/cpython/pull/146033#issue-4083947048
Please reload this pagehttps://github.com/python/cpython/pull/146033
Make concurrent iteration over pairwise, combinations, permutations, cwr, product, etc. from itertools safe under free-threading #123471https://github.com/python/cpython/issues/123471
Please reload this pagehttps://github.com/python/cpython/pull/146033
https://github.com/eendebakpt
Make itertools.zip_longest safe in the FT buildhttps://github.com/python/cpython/pull/146033/commits/ac986834c6561539b341105fae8f8770c5333bcf
ac98683https://github.com/python/cpython/pull/146033/commits/ac986834c6561539b341105fae8f8770c5333bcf
https://github.com/eendebakpt
eendebakpthttps://github.com/eendebakpt
rhettingerhttps://github.com/rhettinger
code ownerhttps://github.com/python/cpython/blob/3d0824aef261895bad55f7e1fa7267a926206924/.github/CODEOWNERS#L523
March 16, 2026 17:56https://github.com/python/cpython/pull/146033#event-23616882140
https://github.com/apps/bedevere-app
bedevere-apphttps://github.com/apps/bedevere-app
Mar 16, 2026 https://github.com/python/cpython/pull/146033#ref-issue-2494501268
Make concurrent iteration over pairwise, combinations, permutations, cwr, product, etc. from itertools safe under free-threading #123471 https://github.com/python/cpython/issues/123471
https://github.com/apps/bedevere-app
bedevere-apphttps://github.com/apps/bedevere-app
awaiting review https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20review%22
Mar 16, 2026https://github.com/python/cpython/pull/146033#event-23616885810
eendebakpthttps://github.com/eendebakpt
March 16, 2026 22:47https://github.com/python/cpython/pull/146033#commits-pushed-1a0ebd9
https://github.com/eendebakpt
Merge branch 'main' into ziplongest_fthttps://github.com/python/cpython/pull/146033/commits/1a0ebd9402e5478a9b91b26ed518afe1ffb673cd
1a0ebd9https://github.com/python/cpython/pull/146033/commits/1a0ebd9402e5478a9b91b26ed518afe1ffb673cd
https://github.com/apps/blurb-it
📜🤖 Added by blurb_it.https://github.com/python/cpython/pull/146033/commits/94fd7d70ef06a00426a48102cb11dbd363bb137f
94fd7d7https://github.com/python/cpython/pull/146033/commits/94fd7d70ef06a00426a48102cb11dbd363bb137f
https://github.com/kumaraditya303
kumaraditya303https://github.com/kumaraditya303
Mar 18, 2026 https://github.com/python/cpython/pull/146033#pullrequestreview-3967899832
View reviewed changes https://github.com/python/cpython/pull/146033/files/d70e699a25b37ac0f1734adc3919d52e49a01ccf
https://github.com/apps/bedevere-app
bedevere-apphttps://github.com/apps/bedevere-app
awaiting merge https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20merge%22
awaiting review https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20review%22
Mar 18, 2026https://github.com/python/cpython/pull/146033#event-23682419689
https://github.com/eendebakpt
Merge branch 'main' into ziplongest_fthttps://github.com/python/cpython/pull/146033/commits/d70e699a25b37ac0f1734adc3919d52e49a01ccf
d70e699https://github.com/python/cpython/pull/146033/commits/d70e699a25b37ac0f1734adc3919d52e49a01ccf
https://github.com/eendebakpt
eendebakpthttps://github.com/eendebakpt
topic-free-threading https://github.com/python/cpython/issues?q=state%3Aopen%20label%3Atopic-free-threading
Mar 21, 2026https://github.com/python/cpython/pull/146033#event-23783589769
https://github.com/kumaraditya303
kumaraditya303https://github.com/kumaraditya303
9214e3fhttps://github.com/python/cpython/commit/9214e3f33eeeb0ee862777378f98fdeb7b6944c6
Mar 27, 2026https://github.com/python/cpython/pull/146033#event-23973309835
Please reload this pagehttps://github.com/python/cpython/pull/146033
https://github.com/apps/bedevere-app
bedevere-apphttps://github.com/apps/bedevere-app
awaiting merge https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20merge%22
Mar 27, 2026https://github.com/python/cpython/pull/146033#event-23973311948
https://github.com/pablogsal
pablogsalhttps://github.com/pablogsal
Apr 4, 2026 https://github.com/python/cpython/pull/146033#ref-pullrequest-3716338400
gh-130273: Fix traceback color output with unicode characters #142529 https://github.com/python/cpython/pull/142529
clin1234https://github.com/clin1234
Apr 16, 2026 https://github.com/python/cpython/pull/146033#ref-commit-a5de7da
https://github.com/eendebakpt
https://github.com/clin1234
pythongh-123471https://github.com/python/cpython/issues/123471
: Makehttps://github.com/clin1234/cpython/commit/a5de7da79163f094d89ddac3511aec84455b3547
itertools.zip_longesthttps://github.com/clin1234/cpython/commit/a5de7da79163f094d89ddac3511aec84455b3547
safe in the FT build (https://github.com/clin1234/cpython/commit/a5de7da79163f094d89ddac3511aec84455b3547
p…https://github.com/python/cpython/pull/146033
a5de7dahttps://github.com/clin1234/cpython/commit/a5de7da79163f094d89ddac3511aec84455b3547
…ython#146033https://github.com/python/cpython/pull/146033
ljfphttps://github.com/ljfp
Apr 25, 2026 https://github.com/python/cpython/pull/146033#ref-commit-6c33c8a
https://github.com/eendebakpt
https://github.com/ljfp
pythongh-123471https://github.com/python/cpython/issues/123471
: Makehttps://github.com/ljfp/cpython/commit/6c33c8afaf2cbee4a3a81715f2bfc1a6d0aecca9
itertools.zip_longesthttps://github.com/ljfp/cpython/commit/6c33c8afaf2cbee4a3a81715f2bfc1a6d0aecca9
safe in the FT build (https://github.com/ljfp/cpython/commit/6c33c8afaf2cbee4a3a81715f2bfc1a6d0aecca9
p…https://github.com/python/cpython/pull/146033
6c33c8ahttps://github.com/ljfp/cpython/commit/6c33c8afaf2cbee4a3a81715f2bfc1a6d0aecca9
…ython#146033https://github.com/python/cpython/pull/146033
https://github.com/nascheme
naschemehttps://github.com/nascheme
Jul 14, 2026 https://github.com/python/cpython/pull/146033#ref-issue-4886172131
Backport free-threading memory-safety fixes to 3.14 and 3.15 #153714 https://github.com/python/cpython/issues/153714
https://github.co/hiddenchars
https://github.com/python/cpython/pull/{{ revealButtonHref }}
Sign up for freehttps://github.com/join?source=comment-repo
Sign in to commenthttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F146033
https://github.com/kumaraditya303
kumaraditya303 https://github.com/kumaraditya303
https://github.com/python/cpython/pull/146033/files/d70e699a25b37ac0f1734adc3919d52e49a01ccf
https://github.com/rhettinger
rhettinger https://github.com/rhettinger
topic-free-threading https://github.com/python/cpython/issues?q=state%3Aopen%20label%3Atopic-free-threading
Please reload this pagehttps://github.com/python/cpython/pull/146033
https://github.com/eendebakpt
https://github.com/kumaraditya303
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.