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1. Commits on Oct 5, 2026

   • gh-153569: Simplify tokenizer state (#158124)

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     pablogsal

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2. Commits on Sep 28, 2026

   • gh-158309: Set MemoryError when allocation fails in `decode_unicode_with_escapes()` (#158311)

     lpyu001

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3. Commits on Sep 25, 2026

   • gh-151464: exclude '<>' token from tokenize output (#154854)

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     skirpichev

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4. Commits on Sep 24, 2026

   • gh-153569: consolidate tokenizer input, layout, and diagnostics (#157055)

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     pablogsal

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   • gh-157407: Fix a compilation error on Windows. (#158048)

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     methane

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   • gh-152708: Fix AST generation asymmetry for unary positive in match statements (#152712)

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   • gh-157778: Include opening brace line in multiline f-string errors (#157779)

     pablogsal

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     1cdd590View commit details

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5. Commits on Sep 23, 2026

   • gh-157407: Reduce code size of ast and unicodeobject (#157393)

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     methane

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     eendebakpt

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6. Commits on Sep 17, 2026

   • gh-155742: Use PyMem_Malloc() in decode_unicode_with_escapes() (#157587)

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     vstinner

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7. Commits on Sep 16, 2026

   • gh-153568: Reduce parser allocations (#157374)

     pablogsal

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8. Commits on Sep 15, 2026

   • gh-156909: Fix `AST.__repr__` call getting the `_fields` attribute (GH-157490)

     johnslavik

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   • gh-153568: Reuse shared prefixes in generated parser rules (#157465)

     pablogsal

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9. Commits on Sep 14, 2026

   • gh-153568: Don't materialize parser token text that is never read (#153576)

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     pablogsal

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     maurycy

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     e5fbabbView commit details

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   • gh-153568: Share expression parsing with assignment targets (#157450)

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     pablogsal

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   • gh-153568: Skip newline translation for source without carriage returns (#153584)

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     pablogsal

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   • gh-153568: Make the parser's per-rule stack check an inline comparison (#153573)

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     pablogsal

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   • gh-153568: Stop re-walking memo lists when growing left-recursive rules (#153574)

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     pablogsal

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   • gh-157378: Fix SyntaxError.offset for "Non-UTF-8 code" error (#157412)

     ashm-dev

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     e66bec0View commit details

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   • gh-156021: Don't include `...` for empty AST node representations (GH-156022)

     johnslavik

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10. Commits on Sep 13, 2026

    • gh-154719: Preserve trailing whitespace in t-string interpolation expressions (#154762)

      lpyu001

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      1a703abView commit details

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11. Commits on Sep 12, 2026

    • gh-153569: hide tokenizer state behind token and source operations (#156654)

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      pablogsal

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12. Commits on Sep 8, 2026

    • gh-153569: centralize formatted-string state and source spans (#156484)

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      pablogsal

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13. Commits on Sep 6, 2026

    • gh-153569: return token spans and unify decoded source storage (#156482)

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      pablogsal

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14. Commits on Sep 4, 2026

    • gh-156894: Fix the position of syntax errors which cover a range (GH-156901)

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      serhiy-storchaka

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      claude

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15. Commits on Aug 31, 2026

    • gh-156689: Fix out-of-bounds read in `PyAst_CheckMode()` for `mode='func_type'` (#156697)

      StanFromIreland

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      d7f9c64View commit details

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16. Commits on Aug 29, 2026

    • gh-72353: Continue reading from the console after ignored Ctrl+C (GH-155434)

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17. Commits on Aug 28, 2026

    • gh-153569: Unify tokenizer input readers (#156472)

      pablogsal

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18. Commits on Aug 26, 2026

    • gh-153569: Add tokenizer source and cursor primitives (#153587)

      pablogsal

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19. Commits on Aug 14, 2026

    • gh-155742: Get PyBytes_AS_STRING() as `const char*` (#155751)

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      vstinner

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20. Commits on Jul 28, 2026

    • gh-154775: Don't accept duplicate plus sign when matching complex number (GH-154776)

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      encukou

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      johnslavik

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      a85830cView commit details

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21. Commits on Jul 18, 2026

    • gh-153568: Skip parser memo lookups that cannot match (#153571)

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      pablogsal

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    • gh-153568: Cache repeated identifiers while parsing (#153577)

      pablogsal

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22. Commits on Jul 11, 2026

    • gh-153569: Split tokenizer lexer into focused files (#153585)

      pablogsal

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23. Commits on Jul 6, 2026

    • gh-153171: Produce specialized syntax errors for 'not' after an operator in more positions (GH-153175)

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      serhiy-storchaka

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      claude

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      1034e73View commit details

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24. Commits on Jul 4, 2026

    • gh-150459: Fix `SyntaxError` message for `from x lazy import y` (#150877)

      sobolevn

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      ec5f154View commit details

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