René's URL Explorer Experiment


Title: fix: suppress completed request cancellation leak by MukundaKatta · Pull Request #2611 · modelcontextprotocol/python-sdk · GitHub

Open Graph Title: fix: suppress completed request cancellation leak by MukundaKatta · Pull Request #2611 · modelcontextprotocol/python-sdk

X Title: fix: suppress completed request cancellation leak by MukundaKatta · Pull Request #2611 · modelcontextprotocol/python-sdk

Description: The official Python SDK for Model Context Protocol servers and clients - fix: suppress completed request cancellation leak by MukundaKatta · Pull Request #2611 · modelcontextprotocol/python-sdk

Open Graph Description: Summary return the underlying CancelScope.exit suppression result from RequestResponder.exit swallow a late cancellation from an already-cancelled/completed responder so cancelled requests do not ...

X Description: Summary return the underlying CancelScope.exit suppression result from RequestResponder.exit swallow a late cancellation from an already-cancelled/completed responder so cancelled requests do not ...

Opengraph URL: https://github.com/modelcontextprotocol/python-sdk/pull/2611

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-noncev2:3e0f0875-b6d1-36aa-21ff-b683ca301cfe
current-catalog-service-hashae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-idC6B2:227DF9:F7DB85:15FD13A:6A5A269D
html-safe-noncef1716acb73a5bc9c310c79e1be2ecac3235ec853eb1812e175a413e19fe72b77
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJDNkIyOjIyN0RGOTpGN0RCODU6MTVGRDEzQTo2QTVBMjY5RCIsInZpc2l0b3JfaWQiOiIxMTU5MzI1MDE5MTYxNjM0NDYxIiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmace0d24cd134f049618a619bbc8a7ddaf37df0053b09227edaa3feda0c8afe1296
hovercard-subject-tagpull_request:3691871301
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/modelcontextprotocol/python-sdk/2611/pull_request_layout
twitter:imagehttps://opengraph.githubassets.com/363fa5621c5f651b0f07b34000bf985ea7d1b5ceb8930b8fe9a286f58e8cd51f/modelcontextprotocol/python-sdk/pull/2611
twitter:cardsummary_large_image
og:imagehttps://opengraph.githubassets.com/363fa5621c5f651b0f07b34000bf985ea7d1b5ceb8930b8fe9a286f58e8cd51f/modelcontextprotocol/python-sdk/pull/2611
og:image:altSummary return the underlying CancelScope.exit suppression result from RequestResponder.exit swallow a late cancellation from an already-cancelled/completed responder so cancelled requests do not ...
og:image:width1200
og:image:height600
og:site_nameGitHub
og:typeobject
og:author:usernameMukundaKatta
hostnamegithub.com
expected-hostnamegithub.com
None19c67ad7579d2401ff06e88a32ef45460fbb40fab3191c7f7582d5e166f326fc
turbo-cache-controlno-cache
go-importgithub.com/modelcontextprotocol/python-sdk git https://github.com/modelcontextprotocol/python-sdk.git
octolytics-dimension-user_id182288589
octolytics-dimension-user_loginmodelcontextprotocol
octolytics-dimension-repository_id862584018
octolytics-dimension-repository_nwomodelcontextprotocol/python-sdk
octolytics-dimension-repository_publictrue
octolytics-dimension-repository_is_forkfalse
octolytics-dimension-repository_network_root_id862584018
octolytics-dimension-repository_network_root_nwomodelcontextprotocol/python-sdk
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
releasea3dea2706161c733403beb02e41d5765d358d44e
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://github.com/modelcontextprotocol/python-sdk/pull/2611#start-of-content
https://github.com/
Sign in https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fmodelcontextprotocol%2Fpython-sdk%2Fpull%2F2611
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%2Fmodelcontextprotocol%2Fpython-sdk%2Fpull%2F2611
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=modelcontextprotocol%2Fpython-sdk
Reloadhttps://github.com/modelcontextprotocol/python-sdk/pull/2611
Reloadhttps://github.com/modelcontextprotocol/python-sdk/pull/2611
Reloadhttps://github.com/modelcontextprotocol/python-sdk/pull/2611
Please reload this pagehttps://github.com/modelcontextprotocol/python-sdk/pull/2611
modelcontextprotocol https://github.com/modelcontextprotocol
python-sdkhttps://github.com/modelcontextprotocol/python-sdk
Notifications https://github.com/login?return_to=%2Fmodelcontextprotocol%2Fpython-sdk
Fork 3.7k https://github.com/login?return_to=%2Fmodelcontextprotocol%2Fpython-sdk
Star 23.6k https://github.com/login?return_to=%2Fmodelcontextprotocol%2Fpython-sdk
Code https://github.com/modelcontextprotocol/python-sdk
Issues 255 https://github.com/modelcontextprotocol/python-sdk/issues
Pull requests 303 https://github.com/modelcontextprotocol/python-sdk/pulls
Actions https://github.com/modelcontextprotocol/python-sdk/actions
Projects https://github.com/modelcontextprotocol/python-sdk/projects
Models https://github.com/modelcontextprotocol/python-sdk/models
Security and quality 6 https://github.com/modelcontextprotocol/python-sdk/security
Insights https://github.com/modelcontextprotocol/python-sdk/pulse
Code https://github.com/modelcontextprotocol/python-sdk
Issues https://github.com/modelcontextprotocol/python-sdk/issues
Pull requests https://github.com/modelcontextprotocol/python-sdk/pulls
Actions https://github.com/modelcontextprotocol/python-sdk/actions
Projects https://github.com/modelcontextprotocol/python-sdk/projects
Models https://github.com/modelcontextprotocol/python-sdk/models
Security and quality https://github.com/modelcontextprotocol/python-sdk/security
Insights https://github.com/modelcontextprotocol/python-sdk/pulse
MukundaKattahttps://github.com/MukundaKatta
modelcontextprotocol:mainhttps://github.com/modelcontextprotocol/python-sdk/tree/main
MukundaKatta:codex/request-responder-cancel-leakhttps://github.com/MukundaKatta/python-sdk/tree/codex/request-responder-cancel-leak
Conversationhttps://github.com/modelcontextprotocol/python-sdk/pull/2611
Commits1 (1)https://github.com/modelcontextprotocol/python-sdk/pull/2611/commits
Checkshttps://github.com/modelcontextprotocol/python-sdk/pull/2611/checks
Files changedhttps://github.com/modelcontextprotocol/python-sdk/pull/2611/files
fix: suppress completed request cancellation leakhttps://github.com/modelcontextprotocol/python-sdk/pull/2611#top
MukundaKattahttps://github.com/MukundaKatta
modelcontextprotocol:mainhttps://github.com/modelcontextprotocol/python-sdk/tree/main
MukundaKatta:codex/request-responder-cancel-leakhttps://github.com/MukundaKatta/python-sdk/tree/codex/request-responder-cancel-leak
https://github.com/MukundaKatta
MukundaKattahttps://github.com/MukundaKatta
May 15, 2026https://github.com/modelcontextprotocol/python-sdk/pull/2611#issue-4456649173
#2610https://github.com/modelcontextprotocol/python-sdk/issues/2610
Please reload this pagehttps://github.com/modelcontextprotocol/python-sdk/pull/2611
https://github.com/MukundaKatta
MukundaKattahttps://github.com/MukundaKatta
force-pushedhttps://github.com/modelcontextprotocol/python-sdk/compare/e7e92b36cda16827c984c5d258ecca9e0178d027..e199eef1ed3dba350967bf9f41d98fc6898e4f1a
e7e92b3https://github.com/modelcontextprotocol/python-sdk/commit/e7e92b36cda16827c984c5d258ecca9e0178d027
e199eefhttps://github.com/modelcontextprotocol/python-sdk/commit/e199eef1ed3dba350967bf9f41d98fc6898e4f1a
Compare https://github.com/modelcontextprotocol/python-sdk/compare/e7e92b36cda16827c984c5d258ecca9e0178d027..e199eef1ed3dba350967bf9f41d98fc6898e4f1a
May 15, 2026 20:10https://github.com/modelcontextprotocol/python-sdk/pull/2611#event-25591480841
https://github.com/MukundaKatta
fix: suppress completed request cancellation leakhttps://github.com/modelcontextprotocol/python-sdk/pull/2611/commits/274446f97abd21eccaddc28340a66f14126157e1
274446fhttps://github.com/modelcontextprotocol/python-sdk/pull/2611/commits/274446f97abd21eccaddc28340a66f14126157e1
https://github.com/MukundaKatta
MukundaKattahttps://github.com/MukundaKatta
force-pushedhttps://github.com/modelcontextprotocol/python-sdk/compare/e199eef1ed3dba350967bf9f41d98fc6898e4f1a..274446f97abd21eccaddc28340a66f14126157e1
e199eefhttps://github.com/modelcontextprotocol/python-sdk/commit/e199eef1ed3dba350967bf9f41d98fc6898e4f1a
274446fhttps://github.com/modelcontextprotocol/python-sdk/commit/274446f97abd21eccaddc28340a66f14126157e1
Compare https://github.com/modelcontextprotocol/python-sdk/compare/e199eef1ed3dba350967bf9f41d98fc6898e4f1a..274446f97abd21eccaddc28340a66f14126157e1
May 15, 2026 20:13https://github.com/modelcontextprotocol/python-sdk/pull/2611#event-25591586221
https://github.com/BossChaos
Sign in to viewhttps://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fmodelcontextprotocol%2Fpython-sdk%2Fpull%2F2611
https://github.com/maxisbey
maxisbeyhttps://github.com/maxisbey
May 18, 2026https://github.com/modelcontextprotocol/python-sdk/pull/2611#issuecomment-4479985955
#2624https://github.com/modelcontextprotocol/python-sdk/pull/2624
#2610https://github.com/modelcontextprotocol/python-sdk/issues/2610
AI Disclaimerhttps://gist.github.com/maxisbey/6123d132484e4c533eab519a2800693d
Please reload this pagehttps://github.com/modelcontextprotocol/python-sdk/pull/2611
https://github.com/maxisbey
maxisbeyhttps://github.com/maxisbey
May 18, 2026https://github.com/modelcontextprotocol/python-sdk/pull/2611#event-25668439921
https://github.co/hiddenchars
https://github.com/modelcontextprotocol/python-sdk/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%2Fmodelcontextprotocol%2Fpython-sdk%2Fpull%2F2611
RequestResponder.__exit__ leaks CancelledError on cancelled request, killing the stdio receive loop https://github.com/modelcontextprotocol/python-sdk/issues/2610
Please reload this pagehttps://github.com/modelcontextprotocol/python-sdk/pull/2611
https://github.com/MukundaKatta
https://github.com/BossChaos
https://github.com/maxisbey
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.