Releases · pydantic/pydantic-core

@sydney-runkle

What's Changed

Packaging

Bump serde from 1.0.217 to 1.0.218 by @dependabot in #1657
Bump uuid from 1.12.1 to 1.15.1 by @dependabot in #1655
Bump smallvec from 1.13.2 to 1.14.0 by @dependabot in #1654

Performance

Clean up PydanticUnexpectedValueError by @sydney-runkle in #1652

Fixes

Skip reusing wrap validators / serializers for prebuilt variants by @sydney-runkle in #1660
Add cls_name to typed-dict schema by @Viicos in #1659
Coerce validator constraints to their valid type by @Viicos in #1661

Full Changelog: v2.30.0...v2.31.0

@mikeedjones

What's Changed

Use core schema fns to initalize SchemaValidators in the test suite. by @mikeedjones in #1631
Bump url from 2.5.2 to 2.5.4 by @dependabot in #1585
Fix enum strict JSON validation when validators are present by @Viicos in #1632
Add support for validating v7 UUIDs by @astei in #1634
Refactor LookupKey logic to reduce redundancy by @davidhewitt in #1635
Add support for UUIDv6 and UUIDv8 validation by @astei in #1636
Remove unneeded Option map in PyMultiHostUrl.build by @Viicos in #1643
Add API documentation for ErrorDetails.url by @Viicos in #1642
Fix typo in InitErrorDetails.type documentation by @sobolevn in #1645
bump to PyO3 0.23.5, support PyPy 3.11 by @davidhewitt in #1646
Fix strict behavior for unions by @sydney-runkle in #1638
Update python3-dll-a for PyPy 3.11 by @davidhewitt in #1647
Improving the alias configuration API for validation and serialization by @sydney-runkle in #1640

New Contributors

@astei made their first contribution in #1634
@sobolevn made their first contribution in #1645

Full Changelog: v2.29.0...v2.30.0

@davidhewitt

What's Changed

Packaging

Bump uuid from 1.11.0 to 1.12.1 by @dependabot in #1618
Bump serde_json from 1.0.134 to 1.0.138 by @dependabot in #1617
Always use maturin for the uv commands in Makefile by @davidhewitt in #1622
build PGO wheels on macos-latest runners by @davidhewitt in #1624

Fixes

Fix float multiple_of validation for negative numbers by @K-dash in #1373
Fix wasm preview by @samuelcolvin in #1621
Raise validation error when unhashable items added to a set by @mikeedjones in #1619
Fix condition before using prebuilt validator/serializer by @Viicos in #1625

Performance

Memory usage optimization via reuse of SchemaValidator and SchemaSerializer by @sydney-runkle in #1616

New Features

Support free-threaded Python 3.13t by @davidhewitt in #1628

New Contributors

@K-dash made their first contribution in #1373
@mikeedjones made their first contribution in #1619

Full Changelog: v2.28.0...v2.29.0

@davidhewitt

What's Changed

minimal upgrade to PyO3 0.23 (ignoring deprecations) by @davidhewitt in #1556
Bump serde_json from 1.0.132 to 1.0.133 by @dependabot in #1564
Bump idna from 1.0.2 to 1.0.3 by @dependabot in #1567
Bump serde from 1.0.214 to 1.0.215 by @dependabot in #1565
remove python3-dll-a dependency by @davidhewitt in #1568
Use UserWarning from pyo3 by @changhc in #1559
bump jiter to 0.8.2, PyO3 to 0.23.3 by @davidhewitt in #1570
Fix typo in PydanticUseDefault docstring by @Viicos in #1571
Forward default_value calls to the underlying schema for DefinitionRefValidator by @Viicos in #1573
fix type hint for SerializationInfo.round_trip by @davidhewitt in #1576
Include JSON Schema input core schema in function schemas by @Viicos in #1572
fix wasteful to_python() calls checking for undefined by @davidhewitt in #1580
Fix ValueError on year zero by @davidhewitt in #1583
Bump serde from 1.0.215 to 1.0.216 by @dependabot in #1586
optimize refcounting op in datetime creation by @davidhewitt in #1590
Bump astral-sh/setup-uv from 4 to 5 by @dependabot in #1596
Bump serde from 1.0.216 to 1.0.217 by @dependabot in #1595
Bump serde_json from 1.0.133 to 1.0.134 by @dependabot in #1594
Drop 3.8 support by @sydney-runkle in #1604
Remove pyupgrade as an explicit linting dependency by @sydney-runkle in #1606
Fix: dataclass InitVars shouldn't be required on serialization by @sydney-runkle in #1602
Bump version to v2.28.0 by @Viicos in #1615

Full Changelog: v2.27.1...v2.28.0

@davidhewitt

What's Changed

fix linux PGO wheel build by @davidhewitt in #1557
Forward default_value calls to the underlying schema for DefinitionRefValidator by @Viicos in #1573
Include JSON Schema input core schema in function schemas by @Viicos in #1572
fix ValueError on year zero by @davidhewitt in #1583

Full Changelog: v2.27.1...v2.27.2

@sydney-runkle

What's Changed

Simplify shared union serializer logic by @sydney-runkle in #1538
Tidy up some uses of Bound<'_, PyString>::to_str by @davidhewitt in #1544
Fix serialization inference for complex types in python by @sydney-runkle in #1549
Bump to PyO3 v0.22.6 by @davidhewitt in #1550
Fix performance regression for JSON tagged union by @davidhewitt in #1552

Full Changelog: v2.27.0...v2.27.1

@sydney-runkle

What's Changed

Remove Url and MultiHostUrl docstrings, we moved them to pydantic by @sydney-runkle in #1531
Fix panic in validate_assignment when field has gone missing by @davidhewitt in #1532
Fix for Union serializer: do not raise warnings in nested unions by @lukapeschke in #1513
Fix _IncEx type alias to be compatible with mypy by @Viicos in #1537
More union serialization tidying by @sydney-runkle in #1536
Fix wrap serializer breaking union serialization in presence of extra fields by @davidhewitt in #1530
Support trailing-strings with allow_partial by @samuelcolvin in #1539

New Contributors

@lukapeschke made their first contribution in #1513

Full Changelog: v2.26.0...v2.27.0

@sydney-runkle

What's Changed

Fixes

Revert changes to url schemas that support cls, the 2x validation isn't worth it (and is breaking) by @sydney-runkle in #1514
Fix when coerce_numbers_to_str enabled and string has invalid unicode character by @andrey-berenda in #1515
Fix serializing complex values in enums by @changhc in #1524

Packaging

Bump serde from 1.0.213 to 1.0.214 by @dependabot in #1519
Bump regex from 1.11.0 to 1.11.1 by @dependabot in #1520
Bump jiter from 0.6.1 to 0.7.0 by @dependabot in #1521
bump speedate to 0.15 by @davidhewitt in #1526

New Features

Add allow_partial by @samuelcolvin in #1512

New Contributors

@andrey-berenda made their first contribution in #1515

Full Changelog: v2.25.1...v2.26.0

@riyavsinha

What's Changed

Bump jiter from 0.5.0 to 0.6.1 by @dependabot in #1498
Update Pyodide to v0.26.3 by @riyavsinha in #1507
Allow subclassing ValidationError and PydanticCustomError by @Youssefares in #1413
Revert "feat: add 'millisecond' option to ser_json_timedelta" by @sydney-runkle in #1503
Support subclass inits for Url and MultiHostUrl by @sydney-runkle in #1508

New Contributors

@Youssefares made their first contribution in #1413
@riyavsinha made their first contribution in #1507

Full Changelog: v2.25.0...v2.25.1

@Viicos

What's Changed

Properly enforce host_required for URLs by @Viicos in #1488
Support revalidation of parametrized generics by @sydney-runkle in #1489
Support default factories taking validated data as an argument by @Viicos in #1491

Full Changelog: v2.24.2...v2.25.0

Releases: pydantic/pydantic-core

v2.31.0 2025-03-05

What's Changed

Packaging

Performance

Fixes

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v2.30.0 2025-02-25

What's Changed

New Contributors

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v2.29.0 2025-02-07

What's Changed

Packaging

Fixes

Performance

New Features

New Contributors

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v2.28.0 2025-01-30

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Contributors

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v2.27.2 2024-12-18

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Contributors

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v2.27.1 2024-11-21

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Contributors

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v2.27.0 2024-11-12

What's Changed

New Contributors

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v2.26.0 2024-11-04

What's Changed

Fixes

Packaging

New Features

New Contributors

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v2.25.1 2024-10-30

What's Changed

New Contributors

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v2.25.0 2024-10-23

What's Changed

Contributors

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