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Title: Fix for issue #1401 by KartavyaDikshit · Pull Request #2940 · modelcontextprotocol/python-sdk · GitHub

Open Graph Title: Fix for issue #1401 by KartavyaDikshit · Pull Request #2940 · modelcontextprotocol/python-sdk

X Title: Fix for issue #1401 by KartavyaDikshit · Pull Request #2940 · modelcontextprotocol/python-sdk

Description: The official Python SDK for Model Context Protocol servers and clients - Fix for issue #1401 by KartavyaDikshit · Pull Request #2940 · modelcontextprotocol/python-sdk

Open Graph Description: Closes #1401 Implemented automated fix.

X Description: Closes #1401 Implemented automated fix.

Opengraph URL: https://github.com/modelcontextprotocol/python-sdk/pull/2940

X: @github

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Domain: github.com

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Jun 21, 2026https://github.com/modelcontextprotocol/python-sdk/pull/2940#issue-4709327966
#1401https://github.com/modelcontextprotocol/python-sdk/issues/1401
Please reload this pagehttps://github.com/modelcontextprotocol/python-sdk/pull/2940
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June 21, 2026 06:26https://github.com/modelcontextprotocol/python-sdk/pull/2940#commits-pushed-d6ad2a4
https://github.com/KartavyaDikshit
Fix issue 1401: Raise exceptions in ClientSessionhttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/d6ad2a4abe51f74078b5f7ad6cac252cc42bfc0a
d6ad2a4https://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/d6ad2a4abe51f74078b5f7ad6cac252cc42bfc0a
https://github.com/KartavyaDikshit
chore: auto-format to pass CI checkshttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/04d0d750b74a9423babc0ebe8b67bc5f2798eb84
04d0d75https://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/04d0d750b74a9423babc0ebe8b67bc5f2798eb84
https://github.com/KartavyaDikshit
Remove create_pr.pyhttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/adda84eea3d3a920ebad1f78995fe12f82ce46df
adda84ehttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/adda84eea3d3a920ebad1f78995fe12f82ce46df
https://github.com/KartavyaDikshit
Fix pyright error on os.waitid for Windows/macOShttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/9a9e0a7bcfd2aeebc7ada55cc692bf3a73ccfa9c
9a9e0a7https://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/9a9e0a7bcfd2aeebc7ada55cc692bf3a73ccfa9c
https://github.com/KartavyaDikshit
test: add test for client session _default_message_handlerhttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/9ab66bda78cf755f536e3db44f9f67232d0e89f9
9ab66bdhttps://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/9ab66bda78cf755f536e3db44f9f67232d0e89f9
https://github.com/KartavyaDikshit
test: use ToolListChangedNotification to fix pyright error in session…https://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/2f3ae32e9f222600c5723871cceed46f2ac88423
2f3ae32https://github.com/modelcontextprotocol/python-sdk/pull/2940/commits/2f3ae32e9f222600c5723871cceed46f2ac88423
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