René's URL Explorer Experiment

Title: Feature: Non-Blocking call_tool and request state externalisation by davemssavage · Pull Request #1209 · modelcontextprotocol/python-sdk · GitHub

Open Graph Title: Feature: Non-Blocking call_tool and request state externalisation by davemssavage · Pull Request #1209 · modelcontextprotocol/python-sdk

X Title: Feature: Non-Blocking call_tool and request state externalisation by davemssavage · Pull Request #1209 · modelcontextprotocol/python-sdk

Description: The official Python SDK for Model Context Protocol servers and clients - Feature: Non-Blocking call_tool and request state externalisation by davemssavage · Pull Request #1209 · modelcontextprotocol/python-sdk

Open Graph Description: This patch enables a non-blocking mode of running tools and introduces a RequestStateManager plugin api - this allows for long running tasks to be rejoined on the client and across process restarts...

X Description: This patch enables a non-blocking mode of running tools and introduces a RequestStateManager plugin api - this allows for long running tasks to be rejoined on the client and across process restarts...

Opengraph URL: https://github.com/modelcontextprotocol/python-sdk/pull/1209

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository/pull/:id/commits(.:format)
route-controller	pull_requests
route-action	commits
fetch-nonce	v2:5f702858-62d4-6701-1b1f-7fb38f679eca
current-catalog-service-hash	ae870bc5e265a340912cde392f23dad3671a0a881730ffdadd82f2f57d81641b
request-id	B0FC:D304F:12BD54B:1925EEF:6A5AB762
html-safe-nonce	30aa2287ba96c203c67f8de02a1ce79d7cc1d67102118de41aea7038a42bae5a
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiJCMEZDOkQzMDRGOjEyQkQ1NEI6MTkyNUVFRjo2QTVBQjc2MiIsInZpc2l0b3JfaWQiOiI2MTc5MjAyOTM0MTA0NTY5Njk4IiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmac	32dc1832e45a55a42573ba8f5f251fa9577b46a12b66395d23fbb9a454fc0975
hovercard-subject-tag	pull_request:2701285287
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	///pull_requests/show/commits
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits
twitter:image	https://opengraph.githubassets.com/20ef32dd567a63ae6ea621cb0b8af2d74a5963e638288eedac6d8a238c91ddb6/modelcontextprotocol/python-sdk/pull/1209
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/20ef32dd567a63ae6ea621cb0b8af2d74a5963e638288eedac6d8a238c91ddb6/modelcontextprotocol/python-sdk/pull/1209
og:image:alt	This patch enables a non-blocking mode of running tools and introduces a RequestStateManager plugin api - this allows for long running tasks to be rejoined on the client and across process restarts...
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
og:author:username	davemssavage
hostname	github.com
expected-hostname	github.com
None	2702febe50e53f9152dda552dc2049a5eb182778b2655abd5b8619e82e899b4a
turbo-cache-control	no-cache
go-import	github.com/modelcontextprotocol/python-sdk git https://github.com/modelcontextprotocol/python-sdk.git
octolytics-dimension-user_id	182288589
octolytics-dimension-user_login	modelcontextprotocol
octolytics-dimension-repository_id	862584018
octolytics-dimension-repository_nwo	modelcontextprotocol/python-sdk
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	false
octolytics-dimension-repository_network_root_id	862584018
octolytics-dimension-repository_network_root_nwo	modelcontextprotocol/python-sdk
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	c0211a077f9b056c5e115f996d9049616d85c3b5
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fmodelcontextprotocol%2Fpython-sdk%2Fpull%2F1209%2Fcommits
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
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
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
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/enterprise/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%2Fmodelcontextprotocol%2Fpython-sdk%2Fpull%2F1209%2Fcommits
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%2Fpull_requests%2Fshow%2Fcommits&source=header-repo&source_repo=modelcontextprotocol%2Fpython-sdk
Reload	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits
Reload	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits
Reload	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits
Please reload this page	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits
modelcontextprotocol	https://github.com/modelcontextprotocol
python-sdk	https://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 257	https://github.com/modelcontextprotocol/python-sdk/issues
Pull requests 301	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
davemssavage	https://github.com/davemssavage
modelcontextprotocol:main	https://github.com/modelcontextprotocol/python-sdk/tree/main
davemssavage:feature/call-futures	https://github.com/davemssavage/python-sdk/tree/feature/call-futures
Conversation	https://github.com/modelcontextprotocol/python-sdk/pull/1209
Commits21 (21)	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits
Checks	https://github.com/modelcontextprotocol/python-sdk/pull/1209/checks
Files changed	https://github.com/modelcontextprotocol/python-sdk/pull/1209/files
Feature: Non-Blocking call_tool and request state externalisation	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits#top
davemssavage	https://github.com/davemssavage
modelcontextprotocol:main	https://github.com/modelcontextprotocol/python-sdk/tree/main
davemssavage:feature/call-futures	https://github.com/davemssavage/python-sdk/tree/feature/call-futures
add methods to enable call tool requests to be started and joined at a later state and cancelled	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/416520004fb5465a9e6a447b3bdd8e82265f5f1b
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
4165200	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/416520004fb5465a9e6a447b3bdd8e82265f5f1b
	https://github.com/modelcontextprotocol/python-sdk/tree/416520004fb5465a9e6a447b3bdd8e82265f5f1b
refactor args for clearer meaning, use error vs returning none on timeout	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/04ff73a13076307a3370cdeaea88987377f27cbc
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
04ff73a	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/04ff73a13076307a3370cdeaea88987377f27cbc
	https://github.com/modelcontextprotocol/python-sdk/tree/04ff73a13076307a3370cdeaea88987377f27cbc
add resume logic to request/join call_tool functions	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/288ebe33946d38170ca22b2e3cd9f4735c704d02
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
288ebe3	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/288ebe33946d38170ca22b2e3cd9f4735c704d02
	https://github.com/modelcontextprotocol/python-sdk/tree/288ebe33946d38170ca22b2e3cd9f4735c704d02
Remove None as valid return type from join_call_tool, fix typo ImMemory -> InMemory	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/40028daa6880f086b713a3e220aa03c710aad2be
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
40028da	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/40028daa6880f086b713a3e220aa03c710aad2be
	https://github.com/modelcontextprotocol/python-sdk/tree/40028daa6880f086b713a3e220aa03c710aad2be
send resume on init rather than part of join, refactor resume to be global to session rather than per request (read the spec)	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/161da461428d34e60122a2d012bfaafcc13a69d7
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
161da46	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/161da461428d34e60122a2d012bfaafcc13a69d7
	https://github.com/modelcontextprotocol/python-sdk/tree/161da461428d34e60122a2d012bfaafcc13a69d7
fix import error	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/aa2cbec9340226c2b3a3a53804467a8121c30acd
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
aa2cbec	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/aa2cbec9340226c2b3a3a53804467a8121c30acd
	https://github.com/modelcontextprotocol/python-sdk/tree/aa2cbec9340226c2b3a3a53804467a8121c30acd
Refactor code to send resume as part of join call rather than it, this results in the response being consumed prior to the join, also added a capability that identifies whether the server/transport…	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/7329cba1f0369eb95d24a0a9322545d697a24ddb
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
7329cba	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/7329cba1f0369eb95d24a0a9322545d697a24ddb
	https://github.com/modelcontextprotocol/python-sdk/tree/7329cba1f0369eb95d24a0a9322545d697a24ddb
simplify token capture using events rather than streams, add test for timeout on join and subsequent rejoin	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/e4c25b738bacd5dde0e29f89666adb224f8dd4b3
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
e4c25b7	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/e4c25b738bacd5dde0e29f89666adb224f8dd4b3
	https://github.com/modelcontextprotocol/python-sdk/tree/e4c25b738bacd5dde0e29f89666adb224f8dd4b3
avoid exceptions during join call tool on timeout as this is expected behaviour use None when no result retrieved instead	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/79f3c4e9d33872400ca788bdc006cf7b2e091fd5
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
79f3c4e	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/79f3c4e9d33872400ca788bdc006cf7b2e091fd5
	https://github.com/modelcontextprotocol/python-sdk/tree/79f3c4e9d33872400ca788bdc006cf7b2e091fd5
Merge branch 'main' into feature/call-futures	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/6c478903148261ef25ee874461d318bd47a13f95
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
6c47890	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/6c478903148261ef25ee874461d318bd47a13f95
	https://github.com/modelcontextprotocol/python-sdk/tree/6c478903148261ef25ee874461d318bd47a13f95
uv ruff fixes	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/f262bb69dd83c2f27078f819cef29528cb060a51
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
f262bb6	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/f262bb69dd83c2f27078f819cef29528cb060a51
	https://github.com/modelcontextprotocol/python-sdk/tree/f262bb69dd83c2f27078f819cef29528cb060a51
add assert for pyright checks	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/c5eab90c9b1ab68d80105b0e060712e2bb2ffc74
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
c5eab90	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/c5eab90c9b1ab68d80105b0e060712e2bb2ffc74
	https://github.com/modelcontextprotocol/python-sdk/tree/c5eab90c9b1ab68d80105b0e060712e2bb2ffc74
update test description	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/79eb3c9dbdfdb5976bc97538037524c32eace719
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
79eb3c9	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/79eb3c9dbdfdb5976bc97538037524c32eace719
	https://github.com/modelcontextprotocol/python-sdk/tree/79eb3c9dbdfdb5976bc97538037524c32eace719
pass related request id on progress to allow this to trigger event id in sse	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/a8ffd713c987ea001d75c753d7c4133ed8649bed
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
a8ffd71	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/a8ffd713c987ea001d75c753d7c4133ed8649bed
	https://github.com/modelcontextprotocol/python-sdk/tree/a8ffd713c987ea001d75c753d7c4133ed8649bed
ruff format fixes	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/cca5e342c93b8a70302ad2519389e779858342c2
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
cca5e34	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/cca5e342c93b8a70302ad2519389e779858342c2
	https://github.com/modelcontextprotocol/python-sdk/tree/cca5e342c93b8a70302ad2519389e779858342c2
Merge branch 'main' into feature/call-futures	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/5750c3284d5aa6ce09dc47e14e43759a3f6a02aa
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
5750c32	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/5750c3284d5aa6ce09dc47e14e43759a3f6a02aa
	https://github.com/modelcontextprotocol/python-sdk/tree/5750c3284d5aa6ce09dc47e14e43759a3f6a02aa
use move on after rather than fail_after to simplify code for the same result	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/f1a973af9a2eecfcd578c555e58b5ed297fd93c3
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
f1a973a	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/f1a973af9a2eecfcd578c555e58b5ed297fd93c3
	https://github.com/modelcontextprotocol/python-sdk/tree/f1a973af9a2eecfcd578c555e58b5ed297fd93c3
add timeout to request_call_tool to enable clients to unblock if server doesn't send an event in a reasonable time period	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/746d3b8024b6aa5e1acdfe6f2e7138d8b5e06420
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
746d3b8	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/746d3b8024b6aa5e1acdfe6f2e7138d8b5e06420
	https://github.com/modelcontextprotocol/python-sdk/tree/746d3b8024b6aa5e1acdfe6f2e7138d8b5e06420
ruff format fixes	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/92a6eadbec99d5556e6910b62b617414c11179a3
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
92a6ead	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/92a6eadbec99d5556e6910b62b617414c11179a3
	https://github.com/modelcontextprotocol/python-sdk/tree/92a6eadbec99d5556e6910b62b617414c11179a3
fix broken test	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/0575f589f7aa59f27b558f3e8a6ab142a8ace4af
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
0575f58	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/0575f589f7aa59f27b558f3e8a6ab142a8ace4af
	https://github.com/modelcontextprotocol/python-sdk/tree/0575f589f7aa59f27b558f3e8a6ab142a8ace4af
fix broken tests due to new tool being added	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/06e356fe0dcb3076f85912be5ae860e1da25df39
	https://github.com/davemssavage
davemssavage	https://github.com/modelcontextprotocol/python-sdk/commits?author=davemssavage
06e356f	https://github.com/modelcontextprotocol/python-sdk/pull/1209/commits/06e356fe0dcb3076f85912be5ae860e1da25df39
	https://github.com/modelcontextprotocol/python-sdk/tree/06e356fe0dcb3076f85912be5ae860e1da25df39
	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

Viewport: width=device-width

URLs of crawlers that visited me.