fix: collapse BaseExceptionGroup to surface real errors from task groups#2179

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giulio-leone wants to merge 10 commits intomodelcontextprotocol:mainfrom

giulio-leone:fix/collapse-exception-group-2114

Commits on Feb 28, 2026

fix: collapse BaseExceptionGroup to surface real errors from task groups
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fix: add Python 3.10 compat import for BaseExceptionGroup
giulio-leone
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fix: add BaseExceptionGroup import for Python 3.10 compat in tests
giulio-leone
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fix: remove unused anyio imports and add coverage pragmas
giulio-leone
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fix: add trailing newline to _exception_utils.py
giulio-leone
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fix: use pragma lax no cover for version-dependent imports
giulio-leone
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fix: add blank line before send_request method in session.py

giulio-leone
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Copilot
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fix: resolve pyright strict-mode errors in test_exception_utils

giulio-leone
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fix: prefix unused 'cancelled' variable with underscore
giulio-leone
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Commits on Mar 1, 2026

fix: rename _cancelled to _ to satisfy pyright reportUnusedVariable

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