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1. Commits on Aug 27, 2026

   • Merge main into rc/3.23 mergeback for 2.26.4

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   • Merge pull request #22443 from github/redsun82-python-tsg-variation-selector-crash

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   • Widen escape round-trip test to all printable ASCII neighbours

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   • Python: translate Rust escapes in `tsg-python` output

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2. Commits on Aug 26, 2026

   • Merge branch 'main' into aausch/python-pep758-legacy-parser

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   • Python: Split up `except Alpha, Beta:` case across language versions

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3. Commits on Aug 25, 2026

   • Python: test the Python 2 except reading through extraction, not a unit test

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   • Python: keep the Python 2 reading of `except A, e:`

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4. Commits on Aug 21, 2026

   • Post-release preparation for codeql-cli-2.26.4

     

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5. Commits on Aug 20, 2026

   • Release preparation for version 2.26.4

     

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   • Merge pull request #22310 from github/copilot/python-taint-tracking-fix

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   • Merge pull request #22314 from github/hvitved-remove-stdlib-taint-workaround

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   • Python: add query tests for unparenthesized except chains of every length

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   • Python: fix PEP 758 `except A, B:` in the default parser

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6. Commits on Aug 14, 2026

   • Python: Adapt to FlowSummaryImpl changes

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7. Commits on Aug 11, 2026

   • Python: Update expected test output

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   • Python: Update expected test output

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   • Python: Manually reorder relations in `.expected` file

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   • Python: Remove redundant collection taint summaries

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   • Remove redundant blunt taint fallback steps from ListExtend and ListInsert

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8. Commits on Aug 10, 2026

   • Add taint flow summaries for list.extend and list.insert

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9. Commits on Aug 6, 2026

   • Post-release preparation for codeql-cli-2.26.3

     

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   • Release preparation for version 2.26.3

     

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10. Commits on Jul 30, 2026

    • Merge branch 'main' of https://github.com/github/codeql into post-release-prep/codeql-cli-2.26.2

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    • Merge pull request #22255 from github/codeql-spark-run-30530195913

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11. Commits on Jul 29, 2026

    • Python: Use fastTC explicitly in 'localFlow' to avoid relying on the optimizer to always do this transformation.

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    • Merge branch 'main' into post-release-prep/codeql-cli-2.26.2

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12. Commits on Jul 28, 2026

    • Merge pull request #22129 from jketema/jketema/subst-fix

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    • Merge pull request #21921 from github/yoff/python-add-new-cfg-library

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    • Python: fix replace of upper-case characters

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    • python: forward rather implement subtle predicates

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    • Update python/ql/lib/semmle/python/controlflow/internal/AstNodeImpl.qll

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13. Commits on Jul 27, 2026

    • Python: add tests for short-circuiting comparisons

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    • Python: address CodeQL alerts

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    • Python: add overlay annotations to inlined predicates

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