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This PR contains the following updates:
1.10.14->2.6.0Release Notes
pydantic/pydantic (pydantic)
### [`v2.6.0`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v260-2024-01-23) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.5.3...v2.6.0) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.6.0) The code released in v2.6.0 is practically identical to that of v2.6.0b1. ##### What's Changed ##### Packaging - Check for `email-validator` version >= 2.0 by [@commonism](https://togithub.com/commonism) in [#6033](https://togithub.com/pydantic/pydantic/pull/6033) - Upgrade \`ruff\`\` target version to Python 3.8 by [@Elkiwa](https://togithub.com/Elkiwa) in [#8341](https://togithub.com/pydantic/pydantic/pull/8341) - Update to `pydantic-extra-types==2.4.1` by [@yezz123](https://togithub.com/yezz123) in [#8478](https://togithub.com/pydantic/pydantic/pull/8478) - Update to `pyright==1.1.345` by [@Viicos](https://togithub.com/Viicos) in [#8453](https://togithub.com/pydantic/pydantic/pull/8453) - Update pydantic-core from 2.14.6 to 2.16.1, significant changes from these updates are described below, full changelog [here](https://togithub.com/pydantic/pydantic-core/compare/v2.14.6...v2.16.1) ##### New Features - Add `NatsDsn` by [@ekeew](https://togithub.com/ekeew) in [#6874](https://togithub.com/pydantic/pydantic/pull/6874) - Add `ConfigDict.ser_json_inf_nan` by [@davidhewitt](https://togithub.com/davidhewitt) in [#8159](https://togithub.com/pydantic/pydantic/pull/8159) - Add `types.OnErrorOmit` by [@adriangb](https://togithub.com/adriangb) in [#8222](https://togithub.com/pydantic/pydantic/pull/8222) - Support `AliasGenerator` usage by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8282](https://togithub.com/pydantic/pydantic/pull/8282) - Add Pydantic People Page to docs by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8345](https://togithub.com/pydantic/pydantic/pull/8345) - Support `yyyy-MM-DD` datetime parsing by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8404](https://togithub.com/pydantic/pydantic/pull/8404) - Added bits conversions to the `ByteSize` class [#8415](https://togithub.com/pydantic/pydantic/issues/8415) by [@luca-matei](https://togithub.com/luca-matei) in [#8507](https://togithub.com/pydantic/pydantic/pull/8507) - Enable json schema creation with type `ByteSize` by [@geospackle](https://togithub.com/geospackle) in [#8537](https://togithub.com/pydantic/pydantic/pull/8537) - Add `eval_type_backport` to handle union operator and builtin generic subscripting in older Pythons by [@alexmojaki](https://togithub.com/alexmojaki) in [#8209](https://togithub.com/pydantic/pydantic/pull/8209) - Add support for `dataclass` fields `init` by [@dmontagu](https://togithub.com/dmontagu) in [#8552](https://togithub.com/pydantic/pydantic/pull/8552) - Implement pickling for `ValidationError` by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#1119](https://togithub.com/pydantic/pydantic-core/pull/1119) - Add unified tuple validator that can handle "variadic" tuples via PEP-646 by [@dmontagu](https://togithub.com/dmontagu) in [pydantic/pydantic-core#865](https://togithub.com/pydantic/pydantic-core/pull/865) ##### Changes - Drop Python3.7 support by [@hramezani](https://togithub.com/hramezani) in [#7188](https://togithub.com/pydantic/pydantic/pull/7188) - Drop Python 3.7, and PyPy 3.7 and 3.8 by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#1129](https://togithub.com/pydantic/pydantic-core/pull/1129) - Use positional-only `self` in `BaseModel` constructor, so no field name can ever conflict with it by [@ariebovenberg](https://togithub.com/ariebovenberg) in [#8072](https://togithub.com/pydantic/pydantic/pull/8072) - Make `@validate_call` return a function instead of a custom descriptor - fixes binding issue with inheritance and adds `self/cls` argument to validation errors by [@alexmojaki](https://togithub.com/alexmojaki) in [#8268](https://togithub.com/pydantic/pydantic/pull/8268) - Exclude `BaseModel` docstring from JSON schema description by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8352](https://togithub.com/pydantic/pydantic/pull/8352) - Introducing `classproperty` decorator for `model_computed_fields` by [@Jocelyn-Gas](https://togithub.com/Jocelyn-Gas) in [#8437](https://togithub.com/pydantic/pydantic/pull/8437) - Explicitly raise an error if field names clashes with types by [@Viicos](https://togithub.com/Viicos) in [#8243](https://togithub.com/pydantic/pydantic/pull/8243) - Use stricter serializer for unions of simple types by [@alexdrydew](https://togithub.com/alexdrydew) [pydantic/pydantic-core#1132](https://togithub.com/pydantic/pydantic-core/pull/1132) ##### Performance - Add Codspeed profiling Actions workflow by [@lambertsbennett](https://togithub.com/lambertsbennett) in [#8054](https://togithub.com/pydantic/pydantic/pull/8054) - Improve `int` extraction by [@samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/pydantic-core#1155](https://togithub.com/pydantic/pydantic-core/pull/1155) - Improve performance of recursion guard by [@samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/pydantic-core#1156](https://togithub.com/pydantic/pydantic-core/pull/1156) - `dataclass` serialization speedups by [@samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/pydantic-core#1162](https://togithub.com/pydantic/pydantic-core/pull/1162) - Avoid `HashMap` creation when looking up small JSON objects in `LazyIndexMaps` by [@samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/jiter#55](https://togithub.com/pydantic/jiter/pull/55) - use hashbrown to speedup python string caching by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/jiter#51](https://togithub.com/pydantic/jiter/pull/51) - Replace `Peak` with more efficient `Peek` by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/jiter#48](https://togithub.com/pydantic/jiter/pull/48) ##### Fixes - Move `getattr` warning in deprecated `BaseConfig` by [@tlambert03](https://togithub.com/tlambert03) in [#7183](https://togithub.com/pydantic/pydantic/pull/7183) - Only hash `model_fields`, not whole `__dict__` by [@alexmojaki](https://togithub.com/alexmojaki) in [#7786](https://togithub.com/pydantic/pydantic/pull/7786) - Fix mishandling of unions while freezing types in the `mypy` plugin by [@dmontagu](https://togithub.com/dmontagu) in [#7411](https://togithub.com/pydantic/pydantic/pull/7411) - Fix `mypy` error on untyped `ClassVar` by [@vincent-hachin-wmx](https://togithub.com/vincent-hachin-wmx) in [#8138](https://togithub.com/pydantic/pydantic/pull/8138) - Only compare pydantic fields in `BaseModel.__eq__` instead of whole `__dict__` by [@QuentinSoubeyranAqemia](https://togithub.com/QuentinSoubeyranAqemia) in [#7825](https://togithub.com/pydantic/pydantic/pull/7825) - Update `strict` docstring in `model_validate` method. by [@LukeTonin](https://togithub.com/LukeTonin) in [#8223](https://togithub.com/pydantic/pydantic/pull/8223) - Fix overload position of `computed_field` by [@Viicos](https://togithub.com/Viicos) in [#8227](https://togithub.com/pydantic/pydantic/pull/8227) - Fix custom type type casting used in multiple attributes by [@ianhfc](https://togithub.com/ianhfc) in [#8066](https://togithub.com/pydantic/pydantic/pull/8066) - Fix issue not allowing `validate_call` decorator to be dynamically assigned to a class method by [@jusexton](https://togithub.com/jusexton) in [#8249](https://togithub.com/pydantic/pydantic/pull/8249) - Fix issue `unittest.mock` deprecation warnings by [@ibleedicare](https://togithub.com/ibleedicare) in [#8262](https://togithub.com/pydantic/pydantic/pull/8262) - Added tests for the case `JsonValue` contains subclassed primitive values by [@jusexton](https://togithub.com/jusexton) in [#8286](https://togithub.com/pydantic/pydantic/pull/8286) - Fix `mypy` error on free before validator (classmethod) by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8285](https://togithub.com/pydantic/pydantic/pull/8285) - Fix `to_snake` conversion by [@jevins09](https://togithub.com/jevins09) in [#8316](https://togithub.com/pydantic/pydantic/pull/8316) - Fix type annotation of `ModelMetaclass.__prepare__` by [@slanzmich](https://togithub.com/slanzmich) in [#8305](https://togithub.com/pydantic/pydantic/pull/8305) - Disallow `config` specification when initializing a `TypeAdapter` when the annotated type has config already by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8365](https://togithub.com/pydantic/pydantic/pull/8365) - Fix a naming issue with JSON schema for generics parametrized by recursive type aliases by [@dmontagu](https://togithub.com/dmontagu) in [#8389](https://togithub.com/pydantic/pydantic/pull/8389) - Fix type annotation in pydantic people script by [@shenxiangzhuang](https://togithub.com/shenxiangzhuang) in [#8402](https://togithub.com/pydantic/pydantic/pull/8402) - Add support for field `alias` in `dataclass` signature by [@NeevCohen](https://togithub.com/NeevCohen) in [#8387](https://togithub.com/pydantic/pydantic/pull/8387) - Fix bug with schema generation with `Field(...)` in a forward ref by [@dmontagu](https://togithub.com/dmontagu) in [#8494](https://togithub.com/pydantic/pydantic/pull/8494) - Fix ordering of keys in `__dict__` with `model_construct` call by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8500](https://togithub.com/pydantic/pydantic/pull/8500) - Fix module `path_type` creation when globals does not contain `__name__` by [@hramezani](https://togithub.com/hramezani) in [#8470](https://togithub.com/pydantic/pydantic/pull/8470) - Fix for namespace issue with dataclasses with `from __future__ import annotations` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8513](https://togithub.com/pydantic/pydantic/pull/8513) - Fix: make function validator types positional-only by [@pmmmwh](https://togithub.com/pmmmwh) in [#8479](https://togithub.com/pydantic/pydantic/pull/8479) - Fix usage of `@deprecated` by [@Viicos](https://togithub.com/Viicos) in [#8294](https://togithub.com/pydantic/pydantic/pull/8294) - Add more support for private attributes in `model_construct` call by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8525](https://togithub.com/pydantic/pydantic/pull/8525) - Use a stack for the types namespace by [@dmontagu](https://togithub.com/dmontagu) in [#8378](https://togithub.com/pydantic/pydantic/pull/8378) - Fix schema-building bug with `TypeAliasType` for types with refs by [@dmontagu](https://togithub.com/dmontagu) in [#8526](https://togithub.com/pydantic/pydantic/pull/8526) - Support `pydantic.Field(repr=False)` in dataclasses by [@tigeryy2](https://togithub.com/tigeryy2) in [#8511](https://togithub.com/pydantic/pydantic/pull/8511) - Override `dataclass_transform` behavior for `RootModel` by [@Viicos](https://togithub.com/Viicos) in [#8163](https://togithub.com/pydantic/pydantic/pull/8163) - Refactor signature generation for simplicity by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8572](https://togithub.com/pydantic/pydantic/pull/8572) - Fix ordering bug of PlainValidator annotation by [@Anvil](https://togithub.com/Anvil) in [#8567](https://togithub.com/pydantic/pydantic/pull/8567) - Fix `exclude_none` for json serialization of `computed_field`s by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1098](https://togithub.com/pydantic/pydantic-core/pull/1098) - Support yyyy-MM-DD string for datetimes by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1124](https://togithub.com/pydantic/pydantic-core/pull/1124) - Tweak ordering of definitions in generated schemas by [@StrawHatDrag0n](https://togithub.com/StrawHatDrag0n) in [#8583](https://togithub.com/pydantic/pydantic/pull/8583) ##### New Contributors ##### `pydantic` - [@ekeew](https://togithub.com/ekeew) made their first contribution in [#6874](https://togithub.com/pydantic/pydantic/pull/6874) - [@lambertsbennett](https://togithub.com/lambertsbennett) made their first contribution in [#8054](https://togithub.com/pydantic/pydantic/pull/8054) - [@vincent-hachin-wmx](https://togithub.com/vincent-hachin-wmx) made their first contribution in [#8138](https://togithub.com/pydantic/pydantic/pull/8138) - [@QuentinSoubeyranAqemia](https://togithub.com/QuentinSoubeyranAqemia) made their first contribution in [#7825](https://togithub.com/pydantic/pydantic/pull/7825) - [@ariebovenberg](https://togithub.com/ariebovenberg) made their first contribution in [#8072](https://togithub.com/pydantic/pydantic/pull/8072) - [@LukeTonin](https://togithub.com/LukeTonin) made their first contribution in [#8223](https://togithub.com/pydantic/pydantic/pull/8223) - [@denisart](https://togithub.com/denisart) made their first contribution in [#8231](https://togithub.com/pydantic/pydantic/pull/8231) - [@ianhfc](https://togithub.com/ianhfc) made their first contribution in [#8066](https://togithub.com/pydantic/pydantic/pull/8066) - [@eonu](https://togithub.com/eonu) made their first contribution in [#8255](https://togithub.com/pydantic/pydantic/pull/8255) - [@amandahla](https://togithub.com/amandahla) made their first contribution in [#8263](https://togithub.com/pydantic/pydantic/pull/8263) - [@ibleedicare](https://togithub.com/ibleedicare) made their first contribution in [#8262](https://togithub.com/pydantic/pydantic/pull/8262) - [@jevins09](https://togithub.com/jevins09) made their first contribution in [#8316](https://togithub.com/pydantic/pydantic/pull/8316) - [@cuu508](https://togithub.com/cuu508) made their first contribution in [#8322](https://togithub.com/pydantic/pydantic/pull/8322) - [@slanzmich](https://togithub.com/slanzmich) made their first contribution in [#8305](https://togithub.com/pydantic/pydantic/pull/8305) - [@jensenbox](https://togithub.com/jensenbox) made their first contribution in [#8331](https://togithub.com/pydantic/pydantic/pull/8331) - [@szepeviktor](https://togithub.com/szepeviktor) made their first contribution in [#8356](https://togithub.com/pydantic/pydantic/pull/8356) - [@Elkiwa](https://togithub.com/Elkiwa) made their first contribution in [#8341](https://togithub.com/pydantic/pydantic/pull/8341) - [@parhamfh](https://togithub.com/parhamfh) made their first contribution in [#8395](https://togithub.com/pydantic/pydantic/pull/8395) - [@shenxiangzhuang](https://togithub.com/shenxiangzhuang) made their first contribution in [#8402](https://togithub.com/pydantic/pydantic/pull/8402) - [@NeevCohen](https://togithub.com/NeevCohen) made their first contribution in [#8387](https://togithub.com/pydantic/pydantic/pull/8387) - [@zby](https://togithub.com/zby) made their first contribution in [#8497](https://togithub.com/pydantic/pydantic/pull/8497) - [@patelnets](https://togithub.com/patelnets) made their first contribution in [#8491](https://togithub.com/pydantic/pydantic/pull/8491) - [@edwardwli](https://togithub.com/edwardwli) made their first contribution in [#8503](https://togithub.com/pydantic/pydantic/pull/8503) - [@luca-matei](https://togithub.com/luca-matei) made their first contribution in [#8507](https://togithub.com/pydantic/pydantic/pull/8507) - [@Jocelyn-Gas](https://togithub.com/Jocelyn-Gas) made their first contribution in [#8437](https://togithub.com/pydantic/pydantic/pull/8437) - [@bL34cHig0](https://togithub.com/bL34cHig0) made their first contribution in [#8501](https://togithub.com/pydantic/pydantic/pull/8501) - [@tigeryy2](https://togithub.com/tigeryy2) made their first contribution in [#8511](https://togithub.com/pydantic/pydantic/pull/8511) - [@geospackle](https://togithub.com/geospackle) made their first contribution in [#8537](https://togithub.com/pydantic/pydantic/pull/8537) - [@Anvil](https://togithub.com/Anvil) made their first contribution in [#8567](https://togithub.com/pydantic/pydantic/pull/8567) - [@hungtsetse](https://togithub.com/hungtsetse) made their first contribution in [#8546](https://togithub.com/pydantic/pydantic/pull/8546) - [@StrawHatDrag0n](https://togithub.com/StrawHatDrag0n) made their first contribution in [#8583](https://togithub.com/pydantic/pydantic/pull/8583) ##### `pydantic-core` - [@mariuswinger](https://togithub.com/mariuswinger) made their first contribution in [pydantic/pydantic-core#1087](https://togithub.com/pydantic/pydantic-core/pull/1087) - [@adamchainz](https://togithub.com/adamchainz) made their first contribution in [pydantic/pydantic-core#1090](https://togithub.com/pydantic/pydantic-core/pull/1090) - [@akx](https://togithub.com/akx) made their first contribution in [pydantic/pydantic-core#1123](https://togithub.com/pydantic/pydantic-core/pull/1123) ### [`v2.5.3`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v253-2023-12-22) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.5.2...v2.5.3) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.5.3) ##### What's Changed ##### Packaging - uprev `pydantic-core` to 2.14.6 ##### Fixes - Fix memory leak with recursive definitions creating reference cycles by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#1125](https://togithub.com/pydantic/pydantic-core/pull/1125) ### [`v2.5.2`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v252-2023-11-22) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.5.1...v2.5.2) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.5.2) ##### What's Changed ##### Packaging - uprev `pydantic-core` to 2.14.5 ##### New Features - Add `ConfigDict.ser_json_inf_nan` by [@davidhewitt](https://togithub.com/davidhewitt) in [#8159](https://togithub.com/pydantic/pydantic/pull/8159) ##### Fixes - Fix validation of `Literal` from JSON keys when used as `dict` key by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1075](https://togithub.com/pydantic/pydantic-core/pull/1075) - Fix bug re `custom_init` on members of `Union` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1076](https://togithub.com/pydantic/pydantic-core/pull/1076) - Fix `JsonValue` `bool` serialization by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8190](https://togithub.com/pydantic/pydantic/pull/8159) - Fix handling of unhashable inputs with `Literal` in `Union`s by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1089](https://togithub.com/pydantic/pydantic-core/pull/1089) ### [`v2.5.1`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v251-2023-11-15) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.5.0...v2.5.1) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.5.1) ##### What's Changed ##### Packaging - uprev pydantic-core to 2.14.3 by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#8120](https://togithub.com/pydantic/pydantic/pull/8120) ##### Fixes - Fix package description limit by [@dmontagu](https://togithub.com/dmontagu) in [#8097](https://togithub.com/pydantic/pydantic/pull/8097) - Fix `ValidateCallWrapper` error when creating a model which has a @validate_call wrapped field annotation by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#8110](https://togithub.com/pydantic/pydantic/pull/8110) ### [`v2.5.0`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v250-2023-11-13) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.4.2...v2.5.0) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.5.0) The code released in v2.5.0 is functionally identical to that of v2.5.0b1. ##### What's Changed ##### Packaging - Update pydantic-core from 2.10.1 to 2.14.1, significant changes from these updates are described below, full changelog [here](https://togithub.com/pydantic/pydantic-core/compare/v2.10.1...v2.14.1) - Update to `pyright==1.1.335` by [@Viicos](https://togithub.com/Viicos) in [#8075](https://togithub.com/pydantic/pydantic/pull/8075) ##### New Features - Allow plugins to catch non `ValidationError` errors by [@adriangb](https://togithub.com/adriangb) in [#7806](https://togithub.com/pydantic/pydantic/pull/7806) - Support `__doc__` argument in `create_model()` by [@chris-spann](https://togithub.com/chris-spann) in [#7863](https://togithub.com/pydantic/pydantic/pull/7863) - Expose `regex_engine` flag - meaning you can use with the Rust or Python regex libraries in constraints by [@utkini](https://togithub.com/utkini) in [#7768](https://togithub.com/pydantic/pydantic/pull/7768) - Save return type generated from type annotation in `ComputedFieldInfo` by [@alexmojaki](https://togithub.com/alexmojaki) in [#7889](https://togithub.com/pydantic/pydantic/pull/7889) - Adopting `ruff` formatter by [@Luca-Blight](https://togithub.com/Luca-Blight) in [#7930](https://togithub.com/pydantic/pydantic/pull/7930) - Added `validation_error_cause` to config by [@zakstucke](https://togithub.com/zakstucke) in [#7626](https://togithub.com/pydantic/pydantic/pull/7626) - Make path of the item to validate available in plugin by [@hramezani](https://togithub.com/hramezani) in [#7861](https://togithub.com/pydantic/pydantic/pull/7861) - Add `CallableDiscriminator` and `Tag` by [@dmontagu](https://togithub.com/dmontagu) in [#7983](https://togithub.com/pydantic/pydantic/pull/7983) - `CallableDiscriminator` renamed to `Discriminator` by [@dmontagu](https://togithub.com/dmontagu) in [#8047](https://togithub.com/pydantic/pydantic/pull/8047) - Make union case tags affect union error messages by [@dmontagu](https://togithub.com/dmontagu) in [#8001](https://togithub.com/pydantic/pydantic/pull/8001) - Add `examples` and `json_schema_extra` to `@computed_field` by [@alexmojaki](https://togithub.com/alexmojaki) in [#8013](https://togithub.com/pydantic/pydantic/pull/8013) - Add `JsonValue` type by [@dmontagu](https://togithub.com/dmontagu) in [#7998](https://togithub.com/pydantic/pydantic/pull/7998) - Allow `str` as argument to `Discriminator` by [@dmontagu](https://togithub.com/dmontagu) in [#8047](https://togithub.com/pydantic/pydantic/pull/8047) - Add `SchemaSerializer.__reduce__` method to enable pickle serialization by [@edoakes](https://togithub.com/edoakes) in [pydantic/pydantic-core#1006](https://togithub.com/pydantic/pydantic-core/pull/1006) ##### Changes - **Significant Change:** replace `ultra_strict` with new smart union implementation, the way unions are validated has changed significantly to improve performance and correctness, we have worked hard to absolutely minimise the number of cases where behaviour has changed, see the PR for details - by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#867](https://togithub.com/pydantic/pydantic-core/pull/867) - Add support for instance method reassignment when `extra='allow'` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7683](https://togithub.com/pydantic/pydantic/pull/7683) - Support JSON schema generation for `Enum` types with no cases by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7927](https://togithub.com/pydantic/pydantic/pull/7927) - Warn if a class inherits from `Generic` before `BaseModel` by [@alexmojaki](https://togithub.com/alexmojaki) in [#7891](https://togithub.com/pydantic/pydantic/pull/7891) ##### Performance - New custom JSON parser, `jiter` by [@samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/pydantic-core#974](https://togithub.com/pydantic/pydantic-core/pull/974) - PGO build for MacOS M1 by [@samuelcolvin](https://togithub.com/samuelcolvin) in [pydantic/pydantic-core#1063](https://togithub.com/pydantic/pydantic-core/pull/1063) - Use `__getattr__` for all package imports, improve import time by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#7947](https://togithub.com/pydantic/pydantic/pull/7947) ##### Fixes - Fix `mypy` issue with subclasses of `RootModel` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7677](https://togithub.com/pydantic/pydantic/pull/7677) - Properly rebuild the `FieldInfo` when a forward ref gets evaluated by [@dmontagu](https://togithub.com/dmontagu) in [#7698](https://togithub.com/pydantic/pydantic/pull/7698) - Fix failure to load `SecretStr` from JSON (regression in v2.4) by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7729](https://togithub.com/pydantic/pydantic/pull/7729) - Fix `defer_build` behavior with `TypeAdapter` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7736](https://togithub.com/pydantic/pydantic/pull/7736) - Improve compatibility with legacy `mypy` versions by [@dmontagu](https://togithub.com/dmontagu) in [#7742](https://togithub.com/pydantic/pydantic/pull/7742) - Fix: update `TypeVar` handling when default is not set by [@pmmmwh](https://togithub.com/pmmmwh) in [#7719](https://togithub.com/pydantic/pydantic/pull/7719) - Support specification of `strict` on `Enum` type fields by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7761](https://togithub.com/pydantic/pydantic/pull/7761) - Wrap `weakref.ref` instead of subclassing to fix `cloudpickle` serialization by [@edoakes](https://togithub.com/edoakes) in [#7780](https://togithub.com/pydantic/pydantic/pull/7780) - Keep values of private attributes set within `model_post_init` in subclasses by [@alexmojaki](https://togithub.com/alexmojaki) in [#7775](https://togithub.com/pydantic/pydantic/pull/7775) - Add more specific type for non-callable `json_schema_extra` by [@alexmojaki](https://togithub.com/alexmojaki) in [#7803](https://togithub.com/pydantic/pydantic/pull/7803) - Raise an error when deleting frozen (model) fields by [@alexmojaki](https://togithub.com/alexmojaki) in [#7800](https://togithub.com/pydantic/pydantic/pull/7800) - Fix schema sorting bug with default values by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7817](https://togithub.com/pydantic/pydantic/pull/7817) - Use generated alias for aliases that are not specified otherwise by [@alexmojaki](https://togithub.com/alexmojaki) in [#7802](https://togithub.com/pydantic/pydantic/pull/7802) - Support `strict` specification for `UUID` types by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7865](https://togithub.com/pydantic/pydantic/pull/7865) - JSON schema: fix extra parameter handling by [@me-and](https://togithub.com/me-and) in [#7810](https://togithub.com/pydantic/pydantic/pull/7810) - Fix: support `pydantic.Field(kw_only=True)` with inherited dataclasses by [@PrettyWood](https://togithub.com/PrettyWood) in [#7827](https://togithub.com/pydantic/pydantic/pull/7827) - Support `validate_call` decorator for methods in classes with `__slots__` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7883](https://togithub.com/pydantic/pydantic/pull/7883) - Fix pydantic dataclass problem with `dataclasses.field` default by [@hramezani](https://togithub.com/hramezani) in [#7898](https://togithub.com/pydantic/pydantic/pull/7898) - Fix schema generation for generics with union type bounds by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7899](https://togithub.com/pydantic/pydantic/pull/7899) - Fix version for `importlib_metadata` on python 3.7 by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7904](https://togithub.com/pydantic/pydantic/pull/7904) - Support `|` operator (Union) in PydanticRecursiveRef by [@alexmojaki](https://togithub.com/alexmojaki) in [#7892](https://togithub.com/pydantic/pydantic/pull/7892) - Fix `display_as_type` for `TypeAliasType` in python 3.12 by [@dmontagu](https://togithub.com/dmontagu) in [#7929](https://togithub.com/pydantic/pydantic/pull/7929) - Add support for `NotRequired` generics in `TypedDict` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [#7932](https://togithub.com/pydantic/pydantic/pull/7932) - Make generic `TypeAliasType` specifications produce different schema definitions by [@alexdrydew](https://togithub.com/alexdrydew) in [#7893](https://togithub.com/pydantic/pydantic/pull/7893) - Added fix for signature of inherited dataclass by [@howsunjow](https://togithub.com/howsunjow) in [#7925](https://togithub.com/pydantic/pydantic/pull/7925) - Make the model name generation more robust in JSON schema by [@joakimnordling](https://togithub.com/joakimnordling) in [#7881](https://togithub.com/pydantic/pydantic/pull/7881) - Fix plurals in validation error messages (in tests) by [@Iipin](https://togithub.com/Iipin) in [#7972](https://togithub.com/pydantic/pydantic/pull/7972) - `PrivateAttr` is passed from `Annotated` default position by [@tabassco](https://togithub.com/tabassco) in [#8004](https://togithub.com/pydantic/pydantic/pull/8004) - Don't decode bytes (which may not be UTF8) when displaying SecretBytes by [@alexmojaki](https://togithub.com/alexmojaki) in [#8012](https://togithub.com/pydantic/pydantic/pull/8012) - Use `classmethod` instead of `classmethod[Any, Any, Any]` by [@Mr-Pepe](https://togithub.com/Mr-Pepe) in [#7979](https://togithub.com/pydantic/pydantic/pull/7979) - Clearer error on invalid Plugin by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#8023](https://togithub.com/pydantic/pydantic/pull/8023) - Correct pydantic dataclasses import by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#8027](https://togithub.com/pydantic/pydantic/pull/8027) - Fix misbehavior for models referencing redefined type aliases by [@dmontagu](https://togithub.com/dmontagu) in [#8050](https://togithub.com/pydantic/pydantic/pull/8050) - Fix `Optional` field with `validate_default` only performing one field validation by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1002](https://togithub.com/pydantic/pydantic-core/pull/1002) - Fix `definition-ref` bug with `Dict` keys by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1014](https://togithub.com/pydantic/pydantic-core/pull/1014) - Fix bug allowing validation of `bool` types with `coerce_numbers_to_str=True` by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1017](https://togithub.com/pydantic/pydantic-core/pull/1017) - Don't accept `NaN` in float and decimal constraints by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#1037](https://togithub.com/pydantic/pydantic-core/pull/1037) - Add `lax_str` and `lax_int` support for enum values not inherited from str/int by [@michaelhly](https://togithub.com/michaelhly) in [pydantic/pydantic-core#1015](https://togithub.com/pydantic/pydantic-core/pull/1015) - Support subclasses in lists in `Union` of `List` types by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1039](https://togithub.com/pydantic/pydantic-core/pull/1039) - Allow validation against `max_digits` and `decimals` to pass if normalized or non-normalized input is valid by [@sydney-runkle](https://togithub.com/sydney-runkle) in [pydantic/pydantic-core#1049](https://togithub.com/pydantic/pydantic-core/pull/1049) - Fix: proper pluralization in `ValidationError` messages by [@Iipin](https://togithub.com/Iipin) in [pydantic/pydantic-core#1050](https://togithub.com/pydantic/pydantic-core/pull/1050) - Disallow the string `'-'` as `datetime` input by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/speedate#52](https://togithub.com/pydantic/speedate/pull/52) & [pydantic/pydantic-core#1060](https://togithub.com/pydantic/pydantic-core/pull/1060) - Fix: NaN and Inf float serialization by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#1062](https://togithub.com/pydantic/pydantic-core/pull/1062) - Restore manylinux-compatible PGO builds by [@davidhewitt](https://togithub.com/davidhewitt) in [pydantic/pydantic-core#1068](https://togithub.com/pydantic/pydantic-core/pull/1068) ##### New Contributors ##### `pydantic` - [@schneebuzz](https://togithub.com/schneebuzz) made their first contribution in [#7699](https://togithub.com/pydantic/pydantic/pull/7699) - [@edoakes](https://togithub.com/edoakes) made their first contribution in [#7780](https://togithub.com/pydantic/pydantic/pull/7780) - [@alexmojaki](https://togithub.com/alexmojaki) made their first contribution in [#7775](https://togithub.com/pydantic/pydantic/pull/7775) - [@NickG123](https://togithub.com/NickG123) made their first contribution in [#7751](https://togithub.com/pydantic/pydantic/pull/7751) - [@gowthamgts](https://togithub.com/gowthamgts) made their first contribution in [#7830](https://togithub.com/pydantic/pydantic/pull/7830) - [@jamesbraza](https://togithub.com/jamesbraza) made their first contribution in [#7848](https://togithub.com/pydantic/pydantic/pull/7848) - [@laundmo](https://togithub.com/laundmo) made their first contribution in [#7850](https://togithub.com/pydantic/pydantic/pull/7850) - [@rahmatnazali](https://togithub.com/rahmatnazali) made their first contribution in [#7870](https://togithub.com/pydantic/pydantic/pull/7870) - [@waterfountain1996](https://togithub.com/waterfountain1996) made their first contribution in [#7878](https://togithub.com/pydantic/pydantic/pull/7878) - [@chris-spann](https://togithub.com/chris-spann) made their first contribution in [#7863](https://togithub.com/pydantic/pydantic/pull/7863) - [@me-and](https://togithub.com/me-and) made their first contribution in [#7810](https://togithub.com/pydantic/pydantic/pull/7810) - [@utkini](https://togithub.com/utkini) made their first contribution in [#7768](https://togithub.com/pydantic/pydantic/pull/7768) - [@bn-l](https://togithub.com/bn-l) made their first contribution in [#7744](https://togithub.com/pydantic/pydantic/pull/7744) - [@alexdrydew](https://togithub.com/alexdrydew) made their first contribution in [#7893](https://togithub.com/pydantic/pydantic/pull/7893) - [@Luca-Blight](https://togithub.com/Luca-Blight) made their first contribution in [#7930](https://togithub.com/pydantic/pydantic/pull/7930) - [@howsunjow](https://togithub.com/howsunjow) made their first contribution in [#7925](https://togithub.com/pydantic/pydantic/pull/7925) - [@joakimnordling](https://togithub.com/joakimnordling) made their first contribution in [#7881](https://togithub.com/pydantic/pydantic/pull/7881) - [@icfly2](https://togithub.com/icfly2) made their first contribution in [#7976](https://togithub.com/pydantic/pydantic/pull/7976) - [@Yummy-Yums](https://togithub.com/Yummy-Yums) made their first contribution in [#8003](https://togithub.com/pydantic/pydantic/pull/8003) - [@Iipin](https://togithub.com/Iipin) made their first contribution in [#7972](https://togithub.com/pydantic/pydantic/pull/7972) - [@tabassco](https://togithub.com/tabassco) made their first contribution in [#8004](https://togithub.com/pydantic/pydantic/pull/8004) - [@Mr-Pepe](https://togithub.com/Mr-Pepe) made their first contribution in [#7979](https://togithub.com/pydantic/pydantic/pull/7979) - [@0x00cl](https://togithub.com/0x00cl) made their first contribution in [#8010](https://togithub.com/pydantic/pydantic/pull/8010) - [@barraponto](https://togithub.com/barraponto) made their first contribution in [#8032](https://togithub.com/pydantic/pydantic/pull/8032) ##### `pydantic-core` - [@sisp](https://togithub.com/sisp) made their first contribution in [pydantic/pydantic-core#995](https://togithub.com/pydantic/pydantic-core/pull/995) - [@michaelhly](https://togithub.com/michaelhly) made their first contribution in [pydantic/pydantic-core#1015](https://togithub.com/pydantic/pydantic-core/pull/1015) ### [`v2.4.2`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v242-2023-09-27) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.4.1...v2.4.2) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.4.2) ##### What's Changed ##### Fixes - Fix bug with JSON schema for sequence of discriminated union by [@dmontagu](https://togithub.com/dmontagu) in [#7647](https://togithub.com/pydantic/pydantic/pull/7647) - Fix schema references in discriminated unions by [@adriangb](https://togithub.com/adriangb) in [#7646](https://togithub.com/pydantic/pydantic/pull/7646) - Fix json schema generation for recursive models by [@adriangb](https://togithub.com/adriangb) in [#7653](https://togithub.com/pydantic/pydantic/pull/7653) - Fix `models_json_schema` for generic models by [@adriangb](https://togithub.com/adriangb) in [#7654](https://togithub.com/pydantic/pydantic/pull/7654) - Fix xfailed test for generic model signatures by [@adriangb](https://togithub.com/adriangb) in [#7658](https://togithub.com/pydantic/pydantic/pull/7658) ##### New Contributors - [@austinorr](https://togithub.com/austinorr) made their first contribution in [#7657](https://togithub.com/pydantic/pydantic/pull/7657) - [@peterHoburg](https://togithub.com/peterHoburg) made their first contribution in [#7670](https://togithub.com/pydantic/pydantic/pull/7670) ### [`v2.4.1`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v241-2023-09-26) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.4.0...v2.4.1) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.4.1) ##### What's Changed ##### Packaging - Update pydantic-core to 2.10.1 by [@davidhewitt](https://togithub.com/davidhewitt) in [#7633](https://togithub.com/pydantic/pydantic/pull/7633) ##### Fixes - Serialize unsubstituted type vars as `Any` by [@adriangb](https://togithub.com/adriangb) in [#7606](https://togithub.com/pydantic/pydantic/pull/7606) - Remove schema building caches by [@adriangb](https://togithub.com/adriangb) in [#7624](https://togithub.com/pydantic/pydantic/pull/7624) - Fix an issue where JSON schema extras weren't JSON encoded by [@dmontagu](https://togithub.com/dmontagu) in [#7625](https://togithub.com/pydantic/pydantic/pull/7625) ### [`v2.4.0`](https://togithub.com/pydantic/pydantic/blob/HEAD/HISTORY.md#v240-2023-09-22) [Compare Source](https://togithub.com/pydantic/pydantic/compare/v2.3.0...v2.4.0) [GitHub release](https://togithub.com/pydantic/pydantic/releases/tag/v2.4.0) ##### What's Changed ##### Packaging - Update pydantic-core to 2.10.0 by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#7542](https://togithub.com/pydantic/pydantic/pull/7542) ##### New Features - Add `Base64Url` types by [@dmontagu](https://togithub.com/dmontagu) in [#7286](https://togithub.com/pydantic/pydantic/pull/7286) - Implement optional `number` to `str` coercion by [@lig](https://togithub.com/lig) in [#7508](https://togithub.com/pydantic/pydantic/pull/7508) - Allow access to `field_name` and `data` in all validators if there is data and a field name by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#7542](https://togithub.com/pydantic/pydantic/pull/7542) - Add `BaseModel.model_validate_strings` and `TypeAdapter.validate_strings` by [@hramezani](https://togithub.com/hramezani) in [#7552](https://togithub.com/pydantic/pydantic/pull/7552) - Add Pydantic `plugins` experimental implementation by [@lig](https://togithub.com/lig) [@samuelcolvin](https://togithub.com/samuelcolvin) and [@Kludex](https://togithub.com/Kludex) in [#6820](https://togithub.com/pydantic/pydantic/pull/6820) ##### Changes - Do not override `model_post_init` in subclass with private attrs by [@Viicos](https://togithub.com/Viicos) in [#7302](https://togithub.com/pydantic/pydantic/pull/7302) - Make fields with defaults not required in the serialization schema by default by [@dmontagu](https://togithub.com/dmontagu) in [#7275](https://togithub.com/pydantic/pydantic/pull/7275) - Mark `Extra` as deprecated by [@disrupted](https://togithub.com/disrupted) in [#7299](https://togithub.com/pydantic/pydantic/pull/7299) - Make `EncodedStr` a dataclass by [@Kludex](https://togithub.com/Kludex) in [#7396](https://togithub.com/pydantic/pydantic/pull/7396) - Move `annotated_handlers` to be public by [@samuelcolvin](https://togithub.com/samuelcolvin) in [#7569](https://togithub.com/pydantic/pydantic/pull/7569) ##### Performance - Simplify flattening and inlining of `CoreSchema` by [@adriangb](https://togithub.com/adriangb) in [#7523](https://togithub.com/pydantic/pydantic/pull/7523) - Remove unused copies in `CoreSchema` walking by [@adriangb](https://togithub.com/adriangb) in [#7528](https://togithub.com/pydantic/pydantic/pull/7528) - Add caches for collecting definitions and invalid schemas from a CoreSchema by [@adriangb](https://togithub.com/adriangb) in [#7527](https://togithub.com/pydantic/pydantic/pull/7527) - Eagerly resolve discriminated unions and cache cases where we can't by [@adriangb](https://togithub.com/adriangb) in [#7529](https://togithub.com/pydantic/pydantic/pull/7529) - Replace `dict.get` and `dict.setdefault` with more verbose versions in `CoreSchema` building hot paths by [@adriangb](https://togithub.com/adriangb) in [#7536](https://togithub.com/pydantic/pydantic/pull/7536) - Cache invalid `CoreSchema` discovery by [@adriangb](https://togithub.com/adriangb) in [#7535](https://togithub.com/pydantic/pydantic/pull/7535) - Allow disabling `CoreSchema` validation for faster startup times by [@adriangb](https://togithub.com/adriangb) in [#7565](https://togithub.com/pydantic/pydantic/pull/7565) ##### Fixes - Fix config detection for `TypedDict` from grandparent classes by [@dmontagu](https://togithub.com/dmontagu) in [#7272](https://togithub.com/pydantic/pydantic/pull/7272) - Fix hash function generation for frozen models with unusual MRO by [@dmontagu](https://togithub.com/dmontagu) in [#7274](https://togithub.com/pydantic/pydantic/pull/7274) - Make `strict` config overridable in field for Path by [@hramezani](https://togithub.com/hramezani) in [#7281](https://togithub.com/pydantic/pydantic/pull/7281) - Use `ser_json_Configuration
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