| route-pattern | /_view_fragments/voltron/pull_requests/show/:user_id/:repository/:id/pull_request_layout(.:format) |
| route-controller | voltron_pull_requests_fragments |
| route-action | pull_request_layout |
| fetch-nonce | v2:aa6bff3f-9901-af2f-ec9a-b0b65ea16b96 |
| current-catalog-service-hash | ae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b |
| request-id | E7AA:36D9CC:D5E86E:126A896:696A8E5D |
| html-safe-nonce | b9c9f09fa5c159ad65536903b9d5a191f93ab2ad9f48c78a51c0b143434bc747 |
| visitor-payload | eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJFN0FBOjM2RDlDQzpENUU4NkU6MTI2QTg5Njo2OTZBOEU1RCIsInZpc2l0b3JfaWQiOiI0NjM5NzY1MzA1MTk2NDQ5MzczIiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0= |
| visitor-hmac | 1e746baa1214474ef765db16ab4e283ec5acf0211cd61fecad310c6453f60ee3 |
| hovercard-subject-tag | pull_request:2429131974 |
| github-keyboard-shortcuts | repository,pull-request-list,pull-request-conversation,pull-request-files-changed,copilot |
| google-site-verification | Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I |
| octolytics-url | https://collector.github.com/github/collect |
| analytics-location | ///voltron/pull_requests_fragments/pull_request_layout |
| fb:app_id | 1401488693436528 |
| apple-itunes-app | app-id=1477376905, app-argument=https://github.com/_view_fragments/voltron/pull_requests/show/python/cpython/131941/pull_request_layout |
| twitter:image | https://opengraph.githubassets.com/7b6be139d7d87e4b4156cbab88ee9771728838bf38bfdfeb8e2feeca1a38836e/python/cpython/pull/131941 |
| twitter:card | summary_large_image |
| og:image | https://opengraph.githubassets.com/7b6be139d7d87e4b4156cbab88ee9771728838bf38bfdfeb8e2feeca1a38836e/python/cpython/pull/131941 |
| og:image:alt | Closes #131933.
Issue: 3.14 regression: Union[int, str] is Union[int, str] does not hold #131933
📚 Documentation preview 📚: https://cpython-previews--131941.org.readthedocs.build/ |
| og:image:width | 1200 |
| og:image:height | 600 |
| og:site_name | GitHub |
| og:type | object |
| og:author:username | JelleZijlstra |
| hostname | github.com |
| expected-hostname | github.com |
| None | d2aa6dedd7d97fa651b17c40401f2605f309df5ca5fb659bf0554cf34f1de825 |
| turbo-cache-control | no-preview |
| go-import | github.com/python/cpython git https://github.com/python/cpython.git |
| octolytics-dimension-user_id | 1525981 |
| octolytics-dimension-user_login | python |
| octolytics-dimension-repository_id | 81598961 |
| octolytics-dimension-repository_nwo | python/cpython |
| octolytics-dimension-repository_public | true |
| octolytics-dimension-repository_is_fork | false |
| octolytics-dimension-repository_network_root_id | 81598961 |
| octolytics-dimension-repository_network_root_nwo | python/cpython |
| turbo-body-classes | logged-out env-production page-responsive |
| disable-turbo | false |
| browser-stats-url | https://api.github.com/_private/browser/stats |
| browser-errors-url | https://api.github.com/_private/browser/errors |
| release | c1dbca8981c5e3d6a69bce2f1d289e732b86241d |
| ui-target | full |
| theme-color | #1e2327 |
| color-scheme | light dark |
| Skip to content | https://github.com/python/cpython/pull/131941#start-of-content |
|
| https://github.com/ |
|
Sign in
| https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F131941 |
| GitHub CopilotWrite better code with AI | https://github.com/features/copilot |
| GitHub SparkBuild and deploy intelligent apps | https://github.com/features/spark |
| GitHub ModelsManage and compare prompts | https://github.com/features/models |
| MCP RegistryNewIntegrate external tools | https://github.com/mcp |
| ActionsAutomate any workflow | https://github.com/features/actions |
| CodespacesInstant dev environments | https://github.com/features/codespaces |
| IssuesPlan and track work | https://github.com/features/issues |
| Code ReviewManage code changes | https://github.com/features/code-review |
| GitHub Advanced SecurityFind and fix vulnerabilities | https://github.com/security/advanced-security |
| Code securitySecure your code as you build | https://github.com/security/advanced-security/code-security |
| Secret protectionStop leaks before they start | https://github.com/security/advanced-security/secret-protection |
| Why GitHub | https://github.com/why-github |
| Documentation | https://docs.github.com |
| Blog | https://github.blog |
| Changelog | https://github.blog/changelog |
| Marketplace | https://github.com/marketplace |
| View all features | https://github.com/features |
| Enterprises | https://github.com/enterprise |
| Small and medium teams | https://github.com/team |
| Startups | https://github.com/enterprise/startups |
| Nonprofits | https://github.com/solutions/industry/nonprofits |
| App Modernization | https://github.com/solutions/use-case/app-modernization |
| DevSecOps | https://github.com/solutions/use-case/devsecops |
| DevOps | https://github.com/solutions/use-case/devops |
| CI/CD | https://github.com/solutions/use-case/ci-cd |
| View all use cases | https://github.com/solutions/use-case |
| Healthcare | https://github.com/solutions/industry/healthcare |
| Financial services | https://github.com/solutions/industry/financial-services |
| Manufacturing | https://github.com/solutions/industry/manufacturing |
| Government | https://github.com/solutions/industry/government |
| View all industries | https://github.com/solutions/industry |
| View all solutions | https://github.com/solutions |
| AI | https://github.com/resources/articles?topic=ai |
| Software Development | https://github.com/resources/articles?topic=software-development |
| DevOps | https://github.com/resources/articles?topic=devops |
| Security | https://github.com/resources/articles?topic=security |
| View all topics | https://github.com/resources/articles |
| Customer stories | https://github.com/customer-stories |
| Events & webinars | https://github.com/resources/events |
| Ebooks & reports | https://github.com/resources/whitepapers |
| Business insights | https://github.com/solutions/executive-insights |
| GitHub Skills | https://skills.github.com |
| Documentation | https://docs.github.com |
| Customer support | https://support.github.com |
| Community forum | https://github.com/orgs/community/discussions |
| Trust center | https://github.com/trust-center |
| Partners | https://github.com/partners |
| GitHub SponsorsFund open source developers | https://github.com/sponsors |
| Security Lab | https://securitylab.github.com |
| Maintainer Community | https://maintainers.github.com |
| Accelerator | https://github.com/accelerator |
| Archive Program | https://archiveprogram.github.com |
| Topics | https://github.com/topics |
| Trending | https://github.com/trending |
| Collections | https://github.com/collections |
| Enterprise platformAI-powered developer platform | https://github.com/enterprise |
| GitHub Advanced SecurityEnterprise-grade security features | https://github.com/security/advanced-security |
| Copilot for BusinessEnterprise-grade AI features | https://github.com/features/copilot/copilot-business |
| Premium SupportEnterprise-grade 24/7 support | https://github.com/premium-support |
| Pricing | https://github.com/pricing |
| Search syntax tips | https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax |
| documentation | https://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%2F131941 |
|
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 |
| Reload | https://github.com/python/cpython/pull/131941 |
| Reload | https://github.com/python/cpython/pull/131941 |
| Reload | https://github.com/python/cpython/pull/131941 |
|
python
| https://github.com/python |
| cpython | https://github.com/python/cpython |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
|
Notifications
| https://github.com/login?return_to=%2Fpython%2Fcpython |
|
Fork
33.9k
| https://github.com/login?return_to=%2Fpython%2Fcpython |
|
Star
71.1k
| https://github.com/login?return_to=%2Fpython%2Fcpython |
|
Code
| https://github.com/python/cpython |
|
Issues
5k+
| https://github.com/python/cpython/issues |
|
Pull requests
2.1k
| https://github.com/python/cpython/pulls |
|
Actions
| https://github.com/python/cpython/actions |
|
Projects
31
| https://github.com/python/cpython/projects |
|
Security
Uh oh!
There was an error while loading. Please reload this page.
| https://github.com/python/cpython/security |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
|
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
| https://github.com/python/cpython/security |
|
Insights
| https://github.com/python/cpython/pulse |
| Sign up for GitHub
| https://github.com/signup?return_to=%2Fpython%2Fcpython%2Fissues%2Fnew%2Fchoose |
| terms of service | https://docs.github.com/terms |
| privacy statement | https://docs.github.com/privacy |
| Sign in | https://github.com/login?return_to=%2Fpython%2Fcpython%2Fissues%2Fnew%2Fchoose |
| Jump to bottom | https://github.com/python/cpython/pull/131941#issue-comment-box |
| JelleZijlstra | https://github.com/JelleZijlstra |
| python:main | https://github.com/python/cpython/tree/main |
| JelleZijlstra:union-docs | https://github.com/JelleZijlstra/cpython/tree/union-docs |
|
gh-131933: Document UnionType/Union merger in What's New
| https://github.com/python/cpython/pull/131941#top |
| JelleZijlstra | https://github.com/JelleZijlstra |
| python:main | https://github.com/python/cpython/tree/main |
| JelleZijlstra:union-docs | https://github.com/JelleZijlstra/cpython/tree/union-docs |
|
Conversation
19
| https://github.com/python/cpython/pull/131941 |
|
Commits
6
| https://github.com/python/cpython/pull/131941/commits |
|
Checks
22
| https://github.com/python/cpython/pull/131941/checks |
|
Files changed
1
| https://github.com/python/cpython/pull/131941/files |
| https://github.co/hiddenchars |
| https://github.com/python/cpython/pull/{{ revealButtonHref }} |
|
| https://github.com/JelleZijlstra |
| JelleZijlstra | https://github.com/JelleZijlstra |
| Mar 31, 2025 | https://github.com/python/cpython/pull/131941#issue-2960693088 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| #131933 | https://github.com/python/cpython/issues/131933 |
| 3.14 regression: Union[int, str] is Union[int, str] does not hold #131933 | https://github.com/python/cpython/issues/131933 |
| https://cpython-previews--131941.org.readthedocs.build/ | https://cpython-previews--131941.org.readthedocs.build/ |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
|
| https://github.com/JelleZijlstra |
| pythongh-131933 | https://github.com/python/cpython/issues/131933 |
| : Document UnionType/Union merger in What's New | https://github.com/python/cpython/pull/131941/commits/dd0fb51927456aa17d6ecc644156119426b68e58 |
| dd0fb51 | https://github.com/python/cpython/pull/131941/commits/dd0fb51927456aa17d6ecc644156119426b68e58 |
| https://github.com/apps/bedevere-app |
| bedevere-app | https://github.com/apps/bedevere-app |
|
docs
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3Adocs |
|
skip news
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22skip%20news%22 |
|
awaiting core review
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20core%20review%22 |
| Mar 31, 2025 | https://github.com/python/cpython/pull/131941#event-17058532800 |
| https://github.com/apps/github-project-automation |
| github-project-automation | https://github.com/apps/github-project-automation |
| Docs PRs | https://github.com/orgs/python/projects/50 |
| Mar 31, 2025 | https://github.com/python/cpython/pull/131941#event-17058534397 |
| https://github.com/apps/github-project-automation |
| github-project-automation | https://github.com/apps/github-project-automation |
| Docs PRs | https://github.com/orgs/python/projects/50 |
| Mar 31, 2025 | https://github.com/python/cpython/pull/131941#event-17058534635 |
| https://github.com/apps/bedevere-app |
| bedevere-app | https://github.com/apps/bedevere-app |
|
Mar 31, 2025
| https://github.com/python/cpython/pull/131941#ref-issue-2960134419 |
|
3.14 regression: Union[int, str] is Union[int, str] does not hold
#131933
| https://github.com/python/cpython/issues/131933 |
| https://github.com/JelleZijlstra |
| JelleZijlstra | https://github.com/JelleZijlstra |
| AlexWaygood | https://github.com/AlexWaygood |
| March 31, 2025 16:52 | https://github.com/python/cpython/pull/131941#event-17060656584 |
| https://github.com/picnixz |
| picnixz | https://github.com/picnixz |
|
Mar 31, 2025
| https://github.com/python/cpython/pull/131941#pullrequestreview-2729966510 |
|
View reviewed changes
| https://github.com/python/cpython/pull/131941/files/dd0fb51927456aa17d6ecc644156119426b68e58 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dd0fb51927456aa17d6ecc644156119426b68e58#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dd0fb51927456aa17d6ecc644156119426b68e58#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dd0fb51927456aa17d6ecc644156119426b68e58#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| JelleZijlstra | https://github.com/JelleZijlstra |
| March 31, 2025 10:22 | https://github.com/python/cpython/pull/131941#commits-pushed-befd9d4 |
|
| https://github.com/JelleZijlstra |
|
| https://github.com/picnixz |
| Update Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/commits/befd9d44df61213719d0ac3ff4525562e06f02c1 |
| befd9d4 | https://github.com/python/cpython/pull/131941/commits/befd9d44df61213719d0ac3ff4525562e06f02c1 |
|
| https://github.com/JelleZijlstra |
|
| https://github.com/picnixz |
| Update Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/commits/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
| dbdca04 | https://github.com/python/cpython/pull/131941/commits/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
| https://github.com/AlexWaygood |
| AlexWaygood | https://github.com/AlexWaygood |
|
Mar 31, 2025
| https://github.com/python/cpython/pull/131941#pullrequestreview-2729995190 |
|
View reviewed changes
| https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| https://github.com/hroncok |
| hroncok | https://github.com/hroncok |
|
Mar 31, 2025
| https://github.com/python/cpython/pull/131941#pullrequestreview-2730059658 |
|
View reviewed changes
| https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
| hroncok | https://github.com/hroncok |
| https://github.com/python/cpython/pull/131941#pullrequestreview-2730059658 |
| Learn more | https://docs.github.com/articles/managing-disruptive-comments/#hiding-a-comment |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| https://github.com/AA-Turner |
| AA-Turner | https://github.com/AA-Turner |
|
Apr 1, 2025
| https://github.com/python/cpython/pull/131941#pullrequestreview-2731595707 |
|
View reviewed changes
| https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| JelleZijlstra | https://github.com/JelleZijlstra |
| April 4, 2025 10:35 | https://github.com/python/cpython/pull/131941#commits-pushed-7204698 |
|
| https://github.com/JelleZijlstra |
| Merge remote-tracking branch 'upstream/main' into union-docs | https://github.com/python/cpython/pull/131941/commits/7204698b26190d38e235700c6d3c7db67bc27ecd |
| 7204698 | https://github.com/python/cpython/pull/131941/commits/7204698b26190d38e235700c6d3c7db67bc27ecd |
|
| https://github.com/JelleZijlstra |
| rewordings | https://github.com/python/cpython/pull/131941/commits/6d1aeb7dc7ae62a9c908067bdfcc602a1a723bca |
| 6d1aeb7 | https://github.com/python/cpython/pull/131941/commits/6d1aeb7dc7ae62a9c908067bdfcc602a1a723bca |
| https://github.com/AlexWaygood |
| AlexWaygood | https://github.com/AlexWaygood |
|
Apr 4, 2025
| https://github.com/python/cpython/pull/131941#pullrequestreview-2743751559 |
|
View reviewed changes
| https://github.com/python/cpython/pull/131941/files/6d1aeb7dc7ae62a9c908067bdfcc602a1a723bca |
| Doc/whatsnew/3.14.rst | https://github.com/python/cpython/pull/131941/files/6d1aeb7dc7ae62a9c908067bdfcc602a1a723bca#diff-24e6cbe61d91e61059c44a7cf5f712499a11eb47a82d5f1a8db16ec7f9023c31 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| https://github.com/apps/bedevere-app |
| bedevere-app | https://github.com/apps/bedevere-app |
|
awaiting merge
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20merge%22 |
|
awaiting core review
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20core%20review%22 |
| Apr 4, 2025 | https://github.com/python/cpython/pull/131941#event-17134003847 |
|
| https://github.com/JelleZijlstra |
| reword more | https://github.com/python/cpython/pull/131941/commits/151223da03ecaa4536359499793b7a011b2a16fb |
| 151223d | https://github.com/python/cpython/pull/131941/commits/151223da03ecaa4536359499793b7a011b2a16fb |
| https://github.com/AlexWaygood |
| AlexWaygood | https://github.com/AlexWaygood |
|
Apr 4, 2025
| https://github.com/python/cpython/pull/131941#pullrequestreview-2743784271 |
|
View reviewed changes
| https://github.com/python/cpython/pull/131941/files/151223da03ecaa4536359499793b7a011b2a16fb |
| https://github.com/JelleZijlstra |
| JelleZijlstra | https://github.com/JelleZijlstra |
| 7473c60 | https://github.com/python/cpython/commit/7473c600a5890ffd87e8761c418bf3312ce7f38c |
| Apr 4, 2025 | https://github.com/python/cpython/pull/131941#event-17134219562 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
| https://github.com/apps/github-project-automation |
| github-project-automation | https://github.com/apps/github-project-automation |
| Docs PRs | https://github.com/orgs/python/projects/50 |
| Apr 4, 2025 | https://github.com/python/cpython/pull/131941#event-17134220576 |
| https://github.com/apps/bedevere-app |
| bedevere-app | https://github.com/apps/bedevere-app |
|
awaiting merge
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22awaiting%20merge%22 |
| Apr 4, 2025 | https://github.com/python/cpython/pull/131941#event-17134220064 |
| Sign up for free | https://github.com/join?source=comment-repo |
| Sign in to comment | https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fpython%2Fcpython%2Fpull%2F131941 |
|
| https://github.com/AA-Turner |
|
AA-Turner
| https://github.com/AA-Turner |
|
| https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
|
| https://github.com/picnixz |
|
picnixz
| https://github.com/picnixz |
|
| https://github.com/python/cpython/pull/131941/files/dd0fb51927456aa17d6ecc644156119426b68e58 |
|
| https://github.com/AlexWaygood |
|
AlexWaygood
| https://github.com/AlexWaygood |
|
| https://github.com/python/cpython/pull/131941/files/6d1aeb7dc7ae62a9c908067bdfcc602a1a723bca |
|
| https://github.com/hroncok |
|
hroncok
| https://github.com/hroncok |
|
| https://github.com/python/cpython/pull/131941/files/dbdca048de63b3c8a4203e0f9e1a8826e20e0149 |
|
docs
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3Adocs |
|
skip news
| https://github.com/python/cpython/issues?q=state%3Aopen%20label%3A%22skip%20news%22 |
|
Docs PRs
| https://github.com/orgs/python/projects/50 |
|
3.14 regression: Union[int, str] is Union[int, str] does not hold
| https://github.com/python/cpython/issues/131933 |
| Please reload this page | https://github.com/python/cpython/pull/131941 |
|
| https://github.com/JelleZijlstra |
|
| https://github.com/hroncok |
|
| https://github.com/AA-Turner |
|
| https://github.com/picnixz |
|
| https://github.com/AlexWaygood |
|
| https://github.com |
| Terms | https://docs.github.com/site-policy/github-terms/github-terms-of-service |
| Privacy | https://docs.github.com/site-policy/privacy-policies/github-privacy-statement |
| Security | https://github.com/security |
| Status | https://www.githubstatus.com/ |
| Community | https://github.community/ |
| Docs | https://docs.github.com/ |
| Contact | https://support.github.com?tags=dotcom-footer |