Type hints overhaul by OutSquareCapital · Pull Request #352 · duckdb/duckdb-python

- new _typing and _expression stub file to centralize type aliases and allow circular imports between files.

OutSquareCapital

committed

refactor of init in consequence of last commit:

OutSquareCapital

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added Numpy Array protocol to accepted literal types. allow to add numpy ndarray without creating unknown type errors if the library isn't installed in the venv

OutSquareCapital

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sync lst builtin fix with 3.10 branch

OutSquareCapital

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fix: dict keys can't be nested literals

OutSquareCapital

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Relation.update set argument can accept a mapping

OutSquareCapital

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values function and Connection method can accept list of Python Literals, not list of Any element

OutSquareCapital

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- added IntoValues type alias

OutSquareCapital

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refactor of datatypes typing:

OutSquareCapital

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resolved diff conflicts

OutSquareCapital

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Merge branch 'expr-typing' of https://github.com/OutSquareCapital/duckdb-python into expr-typing

OutSquareCapital

committed

using PythonLiteral types in place of typing.Any for Connexion.create_function and Relation.map

OutSquareCapital

committed

numpy protocols improvements

OutSquareCapital

committed

refactor:

OutSquareCapital

committed

feat:

OutSquareCapital

committed

feat:

OutSquareCapital

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Type hints overhaul#352

Type hints overhaul#352
OutSquareCapital wants to merge 25 commits intoduckdb:v1.5-variegatafrom
OutSquareCapital:expr-typing

Commits on Feb 26, 2026

- new _typing and _expression stub file to centralize type aliases and allow circular imports between files.

refactor of init in consequence of last commit:

added Numpy Array protocol to accepted literal types. allow to add numpy ndarray without creating unknown type errors if the library isn't installed in the venv

sync lst builtin fix with 3.10 branch

fix: dict keys can't be nested literals

Relation.update set argument can accept a mapping

values function and Connection method can accept list of Python Literals, not list of Any element

- added IntoValues type alias

refactor of datatypes typing:

Commits on Feb 27, 2026

- new _typing and _expression stub file to centralize type aliases and allow circular imports between files.

refactor of init in consequence of last commit:

added Numpy Array protocol to accepted literal types. allow to add numpy ndarray without creating unknown type errors if the library isn't installed in the venv

sync lst builtin fix with 3.10 branch

fix: dict keys can't be nested literals

Relation.update set argument can accept a mapping

values function and Connection method can accept list of Python Literals, not list of Any element

- added IntoValues type alias

refactor of datatypes typing:

resolved diff conflicts

Merge branch 'expr-typing' of https://github.com/OutSquareCapital/duckdb-python into expr-typing

using PythonLiteral types in place of typing.Any for Connexion.create_function and Relation.map

numpy protocols improvements

refactor:

feat:

feat: