Update dependency pydantic to v2

This MR contains the following updates:

Package	Type	Update	Change
pydantic (changelog)	dependencies	major	^1.10.5 -> ^1.10.5 || ^2.0.0

---

Release Notes

pydantic/pydantic (pydantic)

v2.10.3

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GitHub release

What's Changed

Fixes

• Set fields when defer_build is set on Pydantic dataclasses by @​Viicos in #​10984
• Do not resolve the JSON Schema reference for dict core schema keys by @​Viicos in #​10989
• Use the globals of the function when evaluating the return type for PlainSerializer and WrapSerializer functions by @​Viicos in #​11008
• Fix host required enforcement for urls to be compatible with v2.9 behavior by @​sydney-runkle in #​11027
• Add a default_factory_takes_validated_data property to FieldInfo by @​Viicos in #​11034
• Fix url json schema in serialization mode by @​sydney-runkle in #​11035

v2.10.2

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GitHub release

What's Changed

Fixes

• Only evaluate FieldInfo annotations if required during schema building by @​Viicos in #​10769
• Do not evaluate annotations for private fields by @​Viicos in #​10962
• Support serialization as any for Secret types and Url types by @​sydney-runkle in #​10947
• Fix type hint of Field.default to be compatible with Python 3.8 and 3.9 by @​Viicos in #​10972
• Add hashing support for URL types by @​sydney-runkle in #​10975
• Hide BaseModel.__replace__ definition from type checkers by @​Viicos in 10979

v2.10.1

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GitHub release

What's Changed

Packaging

• Bump pydantic-core version to v2.27.1 by @​sydney-runkle in #​10938

Fixes

• Use the correct frame when instantiating a parametrized TypeAdapter by @​Viicos in #​10893
• Relax check for validated data in default_factory utils by @​sydney-runkle in #​10909
• Fix type checking issue with model_fields and model_computed_fields by @​sydney-runkle in #​10911
• Use the parent configuration during schema generation for stdlib dataclasses by @​sydney-runkle in #​10928
• Use the globals of the function when evaluating the return type of serializers and computed_fields by @​Viicos in #​10929
• Fix URL constraint application by @​sydney-runkle in #​10922
• Fix URL equality with different validation methods by @​sydney-runkle in #​10934
• Fix JSON schema title when specified as '' by @​sydney-runkle in #​10936
• Fix python mode serialization for complex inference by @​sydney-runkle in pydantic-core#1549

New Contributors

v2.10.0

Compare Source

The code released in v2.10.0 is practically identical to that of v2.10.0b2.

GitHub release

See the v2.10 release blog post for the highlights!

What's Changed

Packaging

• Bump pydantic-core to v2.27.0 by @​sydney-runkle in #​10825
• Replaced pdm with uv by @​frfahim in #​10727

New Features

• Support fractions.Fraction by @​sydney-runkle in #​10318
• Support Hashable for json validation by @​sydney-runkle in #​10324
• Add a SocketPath type for linux systems by @​theunkn0wn1 in #​10378
• Allow arbitrary refs in JSON schema examples by @​sydney-runkle in #​10417
• Support defer_build for Pydantic dataclasses by @​Viicos in #​10313
• Adding v1 / v2 incompatibility warning for nested v1 model by @​sydney-runkle in #​10431
• Add support for unpacked TypedDict to type hint variadic keyword arguments with @validate_call by @​Viicos in #​10416
• Support compiled patterns in protected_namespaces by @​sydney-runkle in #​10522
• Add support for propertyNames in JSON schema by @​FlorianSW in #​10478
• Adding __replace__ protocol for Python 3.13+ support by @​sydney-runkle in #​10596
• Expose public sort method for JSON schema generation by @​sydney-runkle in #​10595
• Add runtime validation of @validate_call callable argument by @​kc0506 in #​10627
• Add experimental_allow_partial support by @​samuelcolvin in #​10748
• Support default factories taking validated data as an argument by @​Viicos in #​10678
• Allow subclassing ValidationError and PydanticCustomError by @​Youssefares in pydantic/pydantic-core#1413
• Add trailing-strings support to experimental_allow_partial by @​sydney-runkle in #​10825
• Add rebuild() method for TypeAdapter and simplify defer_build patterns by @​sydney-runkle in #​10537
• Improve TypeAdapter instance repr by @​sydney-runkle in #​10872

Changes

• Don't allow customization of SchemaGenerator until interface is more stable by @​sydney-runkle in #​10303
• Cleanly defer_build on TypeAdapters, removing experimental flag by @​sydney-runkle in #​10329
• Fix mro of generic subclass by @​kc0506 in #​10100
• Strip whitespaces on JSON Schema title generation by @​sydney-runkle in #​10404
• Use b64decode and b64encode for Base64Bytes type by @​sydney-runkle in #​10486
• Relax protected namespace config default by @​sydney-runkle in #​10441
• Revalidate parametrized generics if instance's origin is subclass of OG class by @​sydney-runkle in #​10666
• Warn if configuration is specified on the @dataclass decorator and with the __pydantic_config__ attribute by @​sydney-runkle in #​10406
• Recommend against using Ellipsis (...) with Field by @​Viicos in #​10661
• Migrate to subclassing instead of annotated approach for pydantic url types by @​sydney-runkle in #​10662
• Change JSON schema generation of Literals and Enums by @​Viicos in #​10692
• Simplify unions involving Any or Never when replacing type variables by @​Viicos in #​10338
• Do not require padding when decoding base64 bytes by @​bschoenmaeckers in pydantic/pydantic-core#1448
• Support dates all the way to 1BC by @​changhc in pydantic/speedate#77

Performance

• Schema cleaning: skip unnecessary copies during schema walking by @​Viicos in #​10286
• Refactor namespace logic for annotations evaluation by @​Viicos in #​10530
• Improve email regexp on edge cases by @​AlekseyLobanov in #​10601
• CoreMetadata refactor with an emphasis on documentation, schema build time performance, and reducing complexity by @​sydney-runkle in #​10675

Fixes

• Remove guarding check on computed_field with field_serializer by @​nix010 in #​10390
• Fix Predicate issue in v2.9.0 by @​sydney-runkle in #​10321
• Fixing annotated-types bound by @​sydney-runkle in #​10327
• Turn tzdata install requirement into optional timezone dependency by @​jakob-keller in #​10331
• Use correct types namespace when building namedtuple core schemas by @​Viicos in #​10337
• Fix evaluation of stringified annotations during namespace inspection by @​Viicos in #​10347
• Fix IncEx type alias definition by @​Viicos in #​10339
• Do not error when trying to evaluate annotations of private attributes by @​Viicos in #​10358
• Fix nested type statement by @​kc0506 in #​10369
• Improve typing of ModelMetaclass.mro by @​Viicos in #​10372
• Fix class access of deprecated computed_fields by @​Viicos in #​10391
• Make sure inspect.iscoroutinefunction works on coroutines decorated with @validate_call by @​MovisLi in #​10374
• Fix NameError when using validate_call with PEP 695 on a class by @​kc0506 in #​10380
• Fix ZoneInfo with various invalid types by @​sydney-runkle in #​10408
• Fix PydanticUserError on empty model_config with annotations by @​cdwilson in #​10412
• Fix variance issue in _IncEx type alias, only allow True by @​Viicos in #​10414
• Fix serialization schema generation when using PlainValidator by @​Viicos in #​10427
• Fix schema generation error when serialization schema holds references by @​Viicos in #​10444
• Inline references if possible when generating schema for json_schema_input_type by @​Viicos in #​10439
• Fix recursive arguments in Representation by @​Viicos in #​10480
• Fix representation for builtin function types by @​kschwab in #​10479
• Add python validators for decimal constraints (max_digits and decimal_places) by @​sydney-runkle in #​10506
• Only fetch __pydantic_core_schema__ from the current class during schema generation by @​Viicos in #​10518
• Fix stacklevel on deprecation warnings for BaseModel by @​sydney-runkle in #​10520
• Fix warning stacklevel in BaseModel.__init__ by @​Viicos in #​10526
• Improve error handling for in-evaluable refs for discriminator application by @​sydney-runkle in #​10440
• Change the signature of ConfigWrapper.core_config to take the title directly by @​Viicos in #​10562
• Do not use the previous config from the stack for dataclasses without config by @​Viicos in #​10576
• Fix serialization for IP types with mode='python' by @​sydney-runkle in #​10594
• Support constraint application for Base64Etc types by @​sydney-runkle in #​10584
• Fix validate_call ignoring Field in Annotated by @​kc0506 in #​10610
• Raise an error when Self is invalid by @​kc0506 in #​10609
• Using core_schema.InvalidSchema instead of metadata injection + checks by @​sydney-runkle in #​10523
• Tweak type alias logic by @​kc0506 in #​10643
• Support usage of type with typing.Self and type aliases by @​kc0506 in #​10621
• Use overloads for Field and PrivateAttr functions by @​Viicos in #​10651
• Clean up the mypy plugin implementation by @​Viicos in #​10669
• Properly check for typing_extensions variant of TypeAliasType by @​Daraan in #​10713
• Allow any mapping in BaseModel.model_copy() by @​Viicos in #​10751
• Fix isinstance behavior for urls by @​sydney-runkle in #​10766
• Ensure cached_property can be set on Pydantic models by @​Viicos in #​10774
• Fix equality checks for primitives in literals by @​sydney-runkle in pydantic/pydantic-core#1459
• Properly enforce host_required for URLs by @​Viicos in pydantic/pydantic-core#1488
• Fix when coerce_numbers_to_str enabled and string has invalid Unicode character by @​andrey-berenda in pydantic/pydantic-core#1515
• Fix serializing complex values in Enums by @​changhc in pydantic/pydantic-core#1524
• Refactor _typing_extra module by @​Viicos in #​10725
• Support intuitive equality for urls by @​sydney-runkle in #​10798
• Add bytearray to TypeAdapter.validate_json signature by @​samuelcolvin in #​10802
• Ensure class access of method descriptors is performed when used as a default with Field by @​Viicos in #​10816
• Fix circular import with validate_call by @​sydney-runkle in #​10807
• Fix error when using type aliases referencing other type aliases by @​Viicos in #​10809
• Fix IncEx type alias to be compatible with mypy by @​Viicos in #​10813
• Make __signature__ a lazy property, do not deepcopy defaults by @​Viicos in #​10818
• Make __signature__ lazy for dataclasses, too by @​sydney-runkle in #​10832
• Subclass all single host url classes from AnyUrl to preserve behavior from v2.9 by @​sydney-runkle in #​10856

New Contributors

• @​jakob-keller made their first contribution in #​10331
• @​MovisLi made their first contribution in #​10374
• @​joaopalmeiro made their first contribution in #​10405
• @​theunkn0wn1 made their first contribution in #​10378
• @​cdwilson made their first contribution in #​10412
• @​dlax made their first contribution in #​10421
• @​kschwab made their first contribution in #​10479
• @​santibreo made their first contribution in #​10453
• @​FlorianSW made their first contribution in #​10478
• @​tkasuz made their first contribution in #​10555
• @​AlekseyLobanov made their first contribution in #​10601
• @​NiclasvanEyk made their first contribution in #​10667
• @​mschoettle made their first contribution in #​10677
• @​Daraan made their first contribution in #​10713
• @​k4nar made their first contribution in #​10736
• @​UriyaHarpeness made their first contribution in #​10740
• @​frfahim made their first contribution in #​10727

v2.9.2

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GitHub release

What's Changed

Fixes

• Do not error when trying to evaluate annotations of private attributes by @​Viicos in #​10358
• Adding notes on designing sound Callable discriminators by @​sydney-runkle in #​10400
• Fix serialization schema generation when using PlainValidator by @​Viicos in #​10427
• Fix Union serialization warnings by @​sydney-runkle in pydantic/pydantic-core#1449
• Fix variance issue in _IncEx type alias, only allow True by @​Viicos in #​10414
• Fix ZoneInfo validation with various invalid types by @​sydney-runkle in #​10408

v2.9.1

Compare Source

GitHub release

What's Changed

Fixes

• Fix Predicate issue in v2.9.0 by @​sydney-runkle in #​10321
• Fixing annotated-types bound to >=0.6.0 by @​sydney-runkle in #​10327
• Turn tzdata install requirement into optional timezone dependency by @​jakob-keller in #​10331
• Fix IncExc type alias definition by @​Viicos in #​10339
• Use correct types namespace when building namedtuple core schemas by @​Viicos in #​10337
• Fix evaluation of stringified annotations during namespace inspection by @​Viicos in #​10347
• Fix tagged union serialization with alias generators by @​sydney-runkle in pydantic/pydantic-core#1442

v2.9.0

Compare Source

GitHub release

The code released in v2.9.0 is practically identical to that of v2.9.0b2.

What's Changed

Packaging

• Bump ruff to v0.5.0 and pyright to v1.1.369 by @​sydney-runkle in #​9801
• Bump pydantic-extra-types to v2.9.0 by @​sydney-runkle in #​9832
• Support compatibility with pdm v2.18.1 by @​Viicos in #​10138
• Bump v1 version stub to v1.10.18 by @​sydney-runkle in #​10214
• Bump pydantic-core to v2.23.2 by @​sydney-runkle in #​10311

New Features

• Add support for ZoneInfo by @​Youssefares in #​9896
• Add Config.val_json_bytes by @​josh-newman in #​9770
• Add DSN for Snowflake by @​aditkumar72 in #​10128
• Support complex number by @​changhc in #​9654
• Add support for annotated_types.Not by @​aditkumar72 in #​10210
• Allow WithJsonSchema to inject $refs w/ http or https links by @​dAIsySHEng1 in #​9863
• Allow validators to customize validation JSON schema by @​Viicos in #​10094
• Support parametrized PathLike types by @​nix010 in #​9764
• Add tagged union serializer that attempts to use str or callable discriminators to select the correct serializer by @​sydney-runkle in in pydantic/pydantic-core#1397

Changes

• Breaking Change: Merge dict type json_schema_extra by @​sydney-runkle in #​9792
  • For more info (how to replicate old behavior) on this change, see here
• Refactor annotation injection for known (often generic) types by @​sydney-runkle in #​9979
• Move annotation compatibility errors to validation phase by @​sydney-runkle in #​9999
• Improve runtime errors for string constraints like pattern for incompatible types by @​sydney-runkle in #​10158
• Remove 'allOf' JSON schema workarounds by @​dpeachey in #​10029
• Remove typed_dict_cls data from CoreMetadata by @​sydney-runkle in #​10180
• Deprecate passing a dict to the Examples class by @​Viicos in #​10181
• Remove initial_metadata from internal metadata construct by @​sydney-runkle in #​10194
• Use re.Pattern.search instead of re.Pattern.match for consistency with rust behavior by @​tinez in pydantic/pydantic-core#1368
• Show value of wrongly typed data in pydantic-core serialization warning by @​BoxyUwU in pydantic/pydantic-core#1377
• Breaking Change: in pydantic-core, change metadata type hint in core schemas from Any -> Dict[str, Any] | None by @​sydney-runkle in pydantic/pydantic-core#1411
• Raise helpful warning when self isn't returned from model validator by @​sydney-runkle in #​10255

Performance

• Initial start at improving import times for modules, using caching primarily by @​sydney-runkle in #​10009
• Using cached internal import for BaseModel by @​sydney-runkle in #​10013
• Simplify internal generics logic - remove generator overhead by @​sydney-runkle in #​10059
• Remove default module globals from types namespace by @​sydney-runkle in #​10123
• Performance boost: skip caching parent namespaces in most cases by @​sydney-runkle in #​10113
• Update ns stack with already copied ns by @​sydney-runkle in #​10267

Minor Internal Improvements

• ⚡ Speed up multiple_of_validator() by 31% in pydantic/_internal/_validators.py by @​misrasaurabh1 in #​9839
• ⚡ Speed up ModelPrivateAttr.__set_name__() by 18% in pydantic/fields.py by @​misrasaurabh1 in #​9841
• ⚡ Speed up dataclass() by 7% in pydantic/dataclasses.py by @​misrasaurabh1 in #​9843
• ⚡ Speed up function _field_name_for_signature by 37% in pydantic/_internal/_signature.py by @​misrasaurabh1 in #​9951
• ⚡ Speed up method GenerateSchema._unpack_refs_defs by 26% in pydantic/_internal/_generate_schema.py by @​misrasaurabh1 in #​9949
• ⚡ Speed up function apply_each_item_validators by 100% in pydantic/_internal/_generate_schema.py by @​misrasaurabh1 in #​9950
• ⚡ Speed up method ConfigWrapper.core_config by 28% in pydantic/_internal/_config.py by @​misrasaurabh1 in #​9953

Fixes

• Respect use_enum_values on Literal types by @​kwint in #​9787
• Prevent type error for exotic BaseModel/RootModel inheritance by @​dmontagu in #​9913
• Fix typing issue with field_validator-decorated methods by @​dmontagu in #​9914
• Replace str type annotation with Any in validator factories in documentation on validators by @​maximilianfellhuber in #​9885
• Fix ComputedFieldInfo.wrapped_property pointer when a property setter is assigned by @​tlambert03 in #​9892
• Fix recursive typing of main.IncEnx by @​tlambert03 in #​9924
• Allow usage of type[Annotated[...]] by @​Viicos in #​9932
• mypy plugin: handle frozen fields on a per-field basis by @​dmontagu in #​9935
• Fix typo in invalid-annotated-type error code by @​sydney-runkle in #​9948
• Simplify schema generation for uuid, url, and ip types by @​sydney-runkle in #​9975
• Move date schemas to _generate_schema.py by @​sydney-runkle in #​9976
• Move decimal.Decimal validation to _generate_schema.py by @​sydney-runkle in #​9977
• Simplify IP address schema in _std_types_schema.py by @​sydney-runkle in #​9959
• Fix type annotations for some potentially generic GenerateSchema.match_type options by @​sydney-runkle in #​9961
• Add class name to "has conflict" warnings by @​msabramo in #​9964
• Fix dataclass ignoring default_factory passed in Annotated by @​kc0506 in #​9971
• Fix Sequence ignoring discriminator by @​kc0506 in #​9980
• Fix typing for IPvAnyAddress and IPvAnyInterface by @​haoyun in #​9990
• Fix false positives on v1 models in mypy plugin for from_orm check requiring from_attributes=True config by @​radekwlsk in #​9938
• Apply strict=True to __init__ in mypy plugin by @​kc0506 in #​9998
• Refactor application of deque annotations by @​sydney-runkle in #​10018
• Raise a better user error when failing to evaluate a forward reference by @​Viicos in #​10030
• Fix evaluation of __pydantic_extra__ annotation in specific circumstances by @​Viicos in #​10070
• Fix frozen enforcement for dataclasses by @​sydney-runkle in #​10066
• Remove logic to handle unused __get_pydantic_core_schema__ signature by @​Viicos in #​10075
• Use is_annotated consistently by @​Viicos in #​10095
• Fix PydanticDeprecatedSince26 typo by @​kc0506 in #​10101
• Improve pyright tests, refactor model decorators signatures by @​Viicos in #​10092
• Fix ip serialization logic by @​sydney-runkle in #​10112
• Warn when frozen defined twice for dataclasses by @​mochi22 in #​10082
• Do not compute JSON Schema default when plain serializers are used with when_used set to 'json-unless-none' and the default value is None by @​Viicos in #​10121
• Fix ImportString special cases by @​sydney-runkle in #​10137
• Blacklist default globals to support exotic user code with __ prefixed annotations by @​sydney-runkle in #​10136
• Handle nullable schemas with serialization schema available during JSON Schema generation by @​Viicos in #​10132
• Reorganize BaseModel annotations by @​kc0506 in #​10110
• Fix core schema simplification when serialization schemas are involved in specific scenarios by @​Viicos in #​10155
• Add support for stringified annotations when using PrivateAttr with Annotated by @​Viicos in #​10157
• Fix JSON Schema number type for literal and enum schemas by @​Viicos in #​10172
• Fix JSON Schema generation of fields with plain validators in serialization mode by @​Viicos in #​10167
• Fix invalid JSON Schemas being generated for functions in certain scenarios by @​Viicos in #​10188
• Make sure generated JSON Schemas are valid in tests by @​Viicos in #​10182
• Fix key error with custom serializer by @​sydney-runkle in #​10200
• Add 'wss' for allowed schemes in NatsDsn by @​swelborn in #​10224
• Fix Mapping and MutableMapping annotations to use mapping schema instead of dict schema by @​sydney-runkle in #​10020
• Fix JSON Schema generation for constrained dates by @​Viicos in #​10185
• Fix discriminated union bug regression when using enums by @​kfreezen in pydantic/pydantic-core#1286
• Fix field_serializer with computed field when using * by @​nix010 in pydantic/pydantic-core#1349
• Try each option in Union serializer before inference by @​sydney-runkle in pydantic/pydantic-core#1398
• Fix float serialization behavior in strict mode by @​sydney-runkle in pydantic/pydantic-core#1400
• Introduce exactness into Decimal validation logic to improve union validation behavior by @​sydney-runkle in in pydantic/pydantic-core#1405
• Fix new warnings assertions to use pytest.warns() by @​mgorny in #​10241
• Fix a crash when cleaning the namespace in ModelMetaclass by @​Viicos in #​10242
• Fix parent namespace issue with model rebuilds by @​sydney-runkle in #​10257
• Remove defaults filter for namespace by @​sydney-runkle in #​10261
• Use identity instead of equality after validating model in __init__ by @​Viicos in #​10264
• Support BigInt serialization for int subclasses by @​kxx317 in pydantic/pydantic-core#1417
• Support signature for wrap validators without info by @​sydney-runkle in #​10277
• Ensure __pydantic_complete__ is set when rebuilding dataclasses by @​Viicos in #​10291
• Respect schema_generator config value in TypeAdapter by @​sydney-runkle in #​10300

New Contributors

pydantic

• @​kwint made their first contribution in #​9787
• @​seekinginfiniteloop made their first contribution in #​9822
• @​a-alexander made their first contribution in #​9848
• @​maximilianfellhuber made their first contribution in #​9885
• @​karmaBonfire made their first contribution in #​9945
• @​s-rigaud made their first contribution in #​9958
• @​msabramo made their first contribution in #​9964
• @​DimaCybr made their first contribution in #​9972
• @​kc0506 made their first contribution in #​9971
• @​haoyun made their first contribution in #​9990
• @​radekwlsk made their first contribution in #​9938
• @​dpeachey made their first contribution in #​10029
• @​BoxyUwU made their first contribution in #​10085
• @​mochi22 made their first contribution in #​10082
• @​aditkumar72 made their first contribution in #​10128
• @​changhc made their first contribution in #​9654
• @​insumanth made their first contribution in #​10229
• @​AdolfoVillalobos made their first contribution in #​10240
• @​bllchmbrs made their first contribution in #​10270

pydantic-core

• @​kfreezen made their first contribution in pydantic/pydantic-core#1286
• @​tinez made their first contribution in pydantic/pydantic-core#1368
• @​fft001 made their first contribution in pydantic/pydantic-core#1362
• @​nix010 made their first contribution in pydantic/pydantic-core#1349
• @​BoxyUwU made their first contribution in pydantic/pydantic-core#1379
• @​candleindark made their first contribution in pydantic/pydantic-core#1404
• @​changhc made their first contribution in pydantic/pydantic-core#1331

v2.8.2

Compare Source

GitHub release

What's Changed

Fixes

• Fix issue with assertion caused by pluggable schema validator by @​dmontagu in #​9838

v2.8.1

Compare Source

GitHub release

What's Changed

Packaging

• Bump ruff to v0.5.0 and pyright to v1.1.369 by @​sydney-runkle in #​9801
• Bump pydantic-core to v2.20.1, pydantic-extra-types to v2.9.0 by @​sydney-runkle in #​9832

Fixes

• Fix breaking change in to_snake from v2.7 -> v2.8 by @​sydney-runkle in #​9812
• Fix list constraint json schema application by @​sydney-runkle in #​9818
• Support time duration more than 23 by @​nix010 in pydantic/speedate#64
• Fix millisecond fraction being handled with the wrong scale by @​davidhewitt in pydantic/speedate#65
• Handle negative fractional durations correctly by @​sydney-runkle in pydantic/speedate#71

v2.8.0

Compare Source

GitHub release

The code released in v2.8.0 is functionally identical to that of v2.8.0b1.

What's Changed

Packaging

• Update citation version automatically with new releases by @​sydney-runkle in #​9673
• Bump pyright to v1.1.367 and add type checking tests for pipeline API by @​adriangb in #​9674
• Update pydantic.v1 stub to v1.10.17 by @​sydney-runkle in #​9707
• General package updates to prep for v2.8.0b1 by @​sydney-runkle in #​9741
• Bump pydantic-core to v2.20.0 by @​sydney-runkle in #​9745
• Add support for Python 3.13 by @​sydney-runkle in #​9743
• Update pdm version used for pdm.lock to v2.16.1 by @​sydney-runkle in #​9761
• Update to ruff v0.4.8 by @​Viicos in #​9585

New Features

• Experimental: support defer_build for TypeAdapter by @​MarkusSintonen in #​8939
• Implement deprecated field in json schema by @​NeevCohen in #​9298
• Experimental: Add pipeline API by @​adriangb in #​9459
• Add support for programmatic title generation by @​NeevCohen in #​9183
• Implement fail_fast feature by @​uriyyo in #​9708
• Add ser_json_inf_nan='strings' mode to produce valid JSON by @​josh-newman in pydantic/pydantic-core#1307

Changes

• Add warning when "alias" is set in ignored Annotated field by @​nix010 in #​9170
• Support serialization of some serializable defaults in JSON schema by @​sydney-runkle in #​9624
• Relax type specification for __validators__ values in create_model by @​sydney-runkle in #​9697
• Breaking Change: Improve smart union matching logic by @​sydney-runkle in pydantic/pydantic-core#1322 You can read more about our smart union matching logic here. In some cases, if the old behavior is desired, you can switch to left-to-right mode and change the order of your Union members.

Performance

Internal Improvements

• ⚡ Speed up _display_error_loc() by 25% in pydantic/v1/error_wrappers.py by @​misrasaurabh1 in #​9653
• ⚡ Speed up _get_all_json_refs() by 34% in pydantic/json_schema.py by @​misrasaurabh1 in #​9650
• ⚡ Speed up is_pydantic_dataclass() by 41% in pydantic/dataclasses.py by @​misrasaurabh1 in #​9652
• ⚡ Speed up to_snake() by 27% in pydantic/alias_generators.py by @​misrasaurabh1 in #​9747
• ⚡ Speed up unwrap_wrapped_function() by 93% in pydantic/_internal/_decorators.py by @​misrasaurabh1 in #​9727

Fixes

• Replace __spec__.parent with __package__ by @​hramezani in #​9331
• Fix Outputted Model JSON Schema for Sequence type by @​anesmemisevic in #​9303
• Fix typing of _frame_depth by @​Viicos in #​9353
• Make ImportString json schema compatible by @​amitschang in #​9344
• Hide private attributes (PrivateAttr) from __init__ signature in type checkers by @​idan22moral in #​9293
• Make detection of TypeVar defaults robust to the CPython PEP-696 implementation by @​AlexWaygood in #​9426
• Fix usage of PlainSerializer with builtin types by @​Viicos in #​9450
• Add more robust custom validation examples by @​ChrisPappalardo in #​9468
• Fix ignored strict specification for StringConstraint(strict=False) by @​vbmendes in #​9476
• Breaking Change: Use PEP 570 syntax by @​Viicos in #​9479
• Use Self where possible by @​Viicos in #​9479
• Do not alter RootModel.model_construct signature in the mypy plugin by @​Viicos in #​9480
• Fixed type hint of validation_context by @​OhioDschungel6 in #​9508
• Support context being passed to TypeAdapter's dump_json/dump_python by @​alexcouper in #​9495
• Updates type signature for Field() constructor by @​bjmc in #​9484
• Improve builtin alias generators by @​sydney-runkle in #​9561
• Fix typing of TypeAdapter by @​Viicos in #​9570
• Add fallback default value for private fields in __setstate__ of BaseModel by @​anhpham1509 in #​9584
• Support PEP 746 by @​adriangb in #​9587
• Allow validator and serializer functions to have default values by @​Viicos in #​9478
• Fix bug with mypy plugin's handling of covariant TypeVar fields by @​dmontagu in #​9606
• Fix multiple annotation / constraint application logic by @​sydney-runkle in #​9623
• Respect regex flags in validation and json schema by @​sydney-runkle in #​9591
• Fix type hint on IpvAnyAddress by @​sydney-runkle in #​9640
• Allow a field specifier on __pydantic_extra__ by @​dmontagu in #​9659
• Use normalized case for file path comparison by @​sydney-runkle in #​9737
• Modify constraint application logic to allow field constraints on Optional[Decimal] by @​lazyhope in #​9754
• validate_call type params fix by @​sydney-runkle in #​9760
• Check all warnings returned by pytest.warns() by @​s-t-e-v-e-n-k in #​9702
• Reuse re.Pattern object in regex patterns to allow for regex flags by @​sydney-runkle in pydantic/pydantic-core#1318

New Contributors

• @​idan22moral made their first contribution in #​9294
• @​anesmemisevic made their first contribution in #​9303
• @​max-muoto made their first contribution in #​9338
• @​amitschang made their first contribution in #​9344
• @​paulmartin91 made their first contribution in #​9410
• @​OhioDschungel6 made their first contribution in #​9405
• @​AlexWaygood made their first contribution in #​9426
• @​kinuax made their first contribution in #​9433
• @​antoni-jamiolkowski made their first contribution in #​9431
• @​candleindark made their first contribution in #​9448
• @​nix010 made their first contribution in #​9170
• @​tomy0000000 made their first contribution in #​9457
• @​vbmendes made their first contribution in #​9470
• @​micheleAlberto made their first contribution in #​9471
• @​ChrisPappalardo made their first contribution in #​9468
• @​blueTurtz made their first contribution in #​9475
• @​WinterBlue16 made their first contribution in #​9477
• @​bittner made their first contribution in #​9500
• @​alexcouper made their first contribution in #​9495
• @​bjmc made their first contribution in #​9484
• @​pjvv made their first contribution in #​9529
• @​nedbat made their first contribution in #​9530
• @​gunnellEvan made their first contribution in #​9469
• @​jaymbans made their first contribution in #​9531
• @​MarcBresson made their first contribution in #​9534
• @​anhpham1509 made their first contribution in #​9584
• @​K-dash made their first contribution in #​9595
• @​s-t-e-v-e-n-k made their first contribution in #​9527
• @​airwoodix made their first contribution in #​9506
• @​misrasaurabh1 made their first contribution in #​9653
• @​AlessandroMiola made their first contribution in #​9740
• @​mylapallilavanyaa made their first contribution in #​9746
• @​lazyhope made their first contribution in #​9754
• @​YassinNouh21 made their first contribution in #​9759

v2.7.4

Compare Source

Github release

What's Changed

Packaging

• Bump pydantic.v1 to v1.10.16 reference by @​sydney-runkle in #​9639

Fixes

• Specify recursive_guard as kwarg in FutureRef._evaluate by @​vfazio in #​9612

v2.7.3

Compare Source

GitHub release

What's Changed

Packaging

• Bump pydantic-core to v2.18.4 by @​sydney-runkle in #​9550

Fixes

• Fix u style unicode strings in python @​samuelcolvin in pydantic/jiter#110

v2.7.2

Compare Source

GitHub release

What's Changed

Packaging

• Bump pydantic-core to v2.18.3 by @​sydney-runkle in #​9515

Fixes

• Replace __spec__.parent with __package__ by @​hramezani in #​9331
• Fix validation of ints with leading unary minus by @​RajatRajdeep in pydantic/pydantic-core#1291
• Fix str subclass validation for enums by @​sydney-runkle in pydantic/pydantic-core#1273
• Support BigInts in Literals and Enums by @​samuelcolvin in pydantic/pydantic-core#1297
• Fix: uuid - allow str subclass as input by @​davidhewitt in pydantic/pydantic-core#1296

v2.7.1

Compare Source

GitHub release

What's Changed

Packaging

• Bump pydantic-core to v2.18.2 by @​sydney-runkle in #​9307

New Features

• Ftp and Websocket connection strings support by @​CherrySuryp in #​9205

Changes

• Use field description for RootModel schema description when there is … by @​LouisGobert in #​9214

Fixes

• Fix validation_alias behavior with model_construct for AliasChoices and AliasPath by @​sydney-runkle in #​9223
• Revert typing.Literal and import it outside the TYPE_CHECKING block by @​frost-nzcr4 in #​9232
• Fix Secret serialization schema, applicable for unions by @​sydney-runkle in #​9240
• Fix strict application to function-after with use_enum_values by @​sydney-runkle in #​9279
• Address case where model_construct on a class which defines model_post_init fails with AttributeError by @​babygrimes in #​9168
• Fix model_json_schema with config types by @​NeevCohen in #​9287
• Support multiple zeros as an int by @​samuelcolvin in pydantic/pydantic-core#1269
• Fix validation of ints with leading unary plus by @​cknv in pydantic/pydantic-core#1272
• Fix interaction between extra != 'ignore' and from_attributes=True by @​davidhewitt in pydantic/pydantic-core#1276
• Handle error from Enum's missing function as ValidationError by @​sydney-runkle in pydantic/pydantic-core#1274
• Fix memory leak with Iterable validation by @​davidhewitt in pydantic/pydantic-core#1271

New Contributors

• @​zzstoatzz made their first contribution in #​9219
• @​frost-nzcr4 made their first contribution in #​9232
• @​CherrySuryp made their first contribution in #​9205
• @​vagenas made their first contribution in #​9268
• @​ollz272 made their first contribution in #​9262
• @​babygrimes made their first contribution in #​9168
• @​swelborn made their first contribution in #​9296
• @​kf-novi made their first contribution in #​9236
• @​lgeiger made their first contribution in #​9288

v2.7.0

Compare Source

GitHub release

The code released in v2.7.0 is practically identical to that of v2.7.0b1.

What's Changed

Packaging

• Reorganize pyproject.toml sections by @​Viicos in #​8899
• Bump pydantic-core to v2.18.1 by @​sydney-runkle in #​9211
• Adopt jiter v0.2.0 by @​samuelcolvin in pydantic/pydantic-core#1250

New Features

• Extract attribute docstrings from FieldInfo.description by @​Viicos in #​6563
• Add a with_config decorator to comply with typing spec by @​Viicos in #​8611
• Allow an optional separator splitting the value and unit of the result of ByteSize.human_readable by @​jks15satoshi in #​8706
• Add generic Secret base type by @​conradogarciaberrotaran in #​8519
• Make use of Sphinx inventories for cross references in docs by @​Viicos in #​8682
• Add environment variable to disable plugins by @​geospackle in #​8767
• Add support for deprecated fields by @​Viicos in #​8237
• Allow field_serializer('*') by @​ornariece in #​9001
• Handle a case when model_config is defined as a model property by @​alexeyt101 in #​9004
• Update create_model() to support typing.Annotated as input by @​wannieman98 in #​8947
• Add ClickhouseDsn support by @​solidguy7 in #​9062
• Add support for re.Pattern[str] to pattern field by @​jag-k in #​9053
• Support for serialize_as_any runtime setting by @​sydney-runkle in #​8830
• Add support for typing.Self by @​Youssefares in #​9023
• Ability to pass context to serialization by @​ornariece in #​8965
• Add feedback widget to docs with flarelytics integration by @​sydney-runkle in #​9129
• Support for parsing partial JSON strings in Python by @​samuelcolvin in pydantic/jiter#66

Finalized in v2.7.0, rather than v2.7.0b1:

• Add support for field level number to str coercion option by @​NeevCohen in #​9137
• Update warnings parameter for serialization utilities to allow raising a warning by @​Lance-Drane in #​9166

Changes

• Correct docs, logic for model_construct behavior with extra by @​sydney-runkle in #​8807
• Improve error message for improper RootModel subclasses by @​sydney-runkle in #​8857
• Breaking Change: Use PEP570 syntax by @​Viicos in #​8940
• Add enum and type to the JSON schema for single item literals by @​dmontagu in #​8944
• Deprecate update_json_schema internal function by @​sydney-runkle in #​9125
• Serialize duration to hour minute second, instead of just seconds by @​kakilangit in pydantic/speedate#50
• Trimming str before parsing to int and float by @​hungtsetse in pydantic/pydantic-core#1203

Performance

• enum validator improvements by @​samuelcolvin in #​9045
• Move enum validation and serialization to Rust by @​samuelcolvin in #​9064
• Improve schema generation for nested dataclasses by @​sydney-runkle in #​9114
• Fast path for ASCII python string creation in JSON by @​samuelcolvin in in pydantic/jiter#72
• SIMD integer and string JSON parsing on aarch64(Note: SIMD on x86 will be implemented in a future release) by @​samuelcolvin in in pydantic/jiter#65
• Support JSON Cow<str> from jiter by @​davidhewitt in pydantic/pydantic-core#1231
• MAJOR performance improvement: update to PyO3 0.21 final by @​davidhewitt in pydantic/pydantic-core#1248
• cache Python strings by @​samuelcolvin in pydantic/pydantic-core#1240

Fixes

• Fix strict parsing for some Sequences by @​sydney-runkle in #​8614
• Add a check on the existence of __qualname__ by @​anci3ntr0ck in #​8642
• Handle __pydantic_extra__ annotation being a string or inherited by @​alexmojaki in #​8659
• Fix json validation for NameEmail by @​Holi0317 in #​8650
• Fix type-safety of attribute access in BaseModel by @​bluenote10 in #​8651
• Fix bug with mypy plugin and no_strict_optional = True by @​dmontagu in #​8666
• Fix ByteSize error type change by @​sydney-runkle in #​8681
• Fix inheriting annotations in dataclasses by @​sydney-runkle in #​8679
• Fix regression in core schema generation for indirect definition references by @​dmontagu in #​8702
• Fix unsupported types bug with plain validator by @​sydney-runkle in #​8710
• Reverting problematic fix from 2.6 release, fixing schema building bug by @​sydney-runkle in #​8718
• fixes __pydantic_config__ ignored for TypeDict by @​13sin in #​8734
• Fix test failures with pytest v8.0.0 due to pytest.warns() starting to work inside pytest.raises() by @​mgorny in #​8678
• Use is_valid_field from 1.x for mypy plugin by @​DanielNoord in #​8738
• Better-support mypy strict equality flag by @​dmontagu in #​8799
• model_json_schema export with Annotated types misses 'required' parameters by @​LouisGobert in #​8793
• Fix default inclusion in FieldInfo.__repr_args__ by @​sydney-runkle in #​8801
• Fix resolution of forward refs in dataclass base classes that are not present in the subclass module namespace by @​matsjoyce-refeyn in #​8751
• Fix BaseModel type annotations to be resolvable by typing.get_type_hints by @​devmonkey22 in #​7680
• Fix: allow empty string aliases with AliasGenerator by @​sydney-runkle in #​8810
• Fix test along with date -> datetime timezone assumption fix by @​sydney-runkle in #​8823
• Fix deprecation warning with usage of ast.Str by @​Viicos in #​8837
• Add missing deprecated decorators by @​Viicos in #​8877
• Fix serialization of NameEmail if name includes an email address by @​NeevCohen in #​8860
• Add information about class in error message of schema generation by @​Czaki in #​8917
• Make TypeAdapter's typing compatible with special forms by @​adriangb in #​8923
• Fix issue with config behavior being baked into the ref schema for enums by @​dmontagu in #​8920
• More helpful error re wrong model_json_schema usage by @​sydney-runkle in #​8928
• Fix nested discriminated union schema gen, pt 2 by @​sydney-runkle in #​8932
• Fix schema build for nested dataclasses / TypedDicts with discriminators by @​sydney-runkle in #​8950
• Remove unnecessary logic for definitions schema gen with discriminated unions by @​sydney-runkle in #​8951
• Fix handling of optionals in mypy plugin by @​dmontagu in #​9008
• Fix PlainSerializer usage with std type constructor by @​sydney-runkle in #​9031
• Remove unnecessary warning for config in plugin by @​dmontagu in #​9039
• Fix default value serializing by @​NeevCohen in #​9066
• Fix extra fields check in Model.__getattr__() by @​NeevCohen in #​9082
• Fix ClassVar forward ref inherited from parent class by @​alexmojaki in #​9097
• fix sequence like validator with strict True by @​andresliszt in #​8977
• Improve warning message when a field name shadows a field in a parent model by @​chan-vince in #​9105
• Do not warn about shadowed fields if they are not redefined in a child class by @​chan-vince in #​9111
• Fix discriminated union bug with unsubstituted type var by @​sydney-runkle in #​9124
• Support serialization of deque when passed to Sequence[blah blah blah] by @​sydney-runkle in #​9128
• Init private attributes from super-types in model_post_init by @​Viicos in #​9134
• fix model_construct with validation_alias by @​ornariece in #​9144
• Ensure json-schema generator handles Literal null types by @​bruno-f-cruz in #​9135
• Fixed in v2.7.0: Fix allow extra generic by @​dmontagu in #​9193

New Contributors

• @​hungtsetse made their first contribution in #​8546
• @​StrawHatDrag0n made their first contribution in #​8583
• @​anci3ntr0ck made their first contribution in #​8642
• @​Holi0317 made their first contribution in #​8650
• @​bluenote10 made their first contribution in #​8651
• @​ADSteele916 made their first contribution in #​8703
• @​musicinmybrain made their first contribution in #​8731
• @​jks15satoshi made their first contribution in #​8706
• @​13sin made their first contribution in #​8734
• @​DanielNoord made their first contribution in #​8738
• @​conradogarciaberrotaran made their first contribution in #​8519
• @​chris-griffin made their first contribution in #​8775
• @​LouisGobert made their first contribution in #​8793
• @​matsjoyce-refeyn made their first contribution in #​8751
• @​devmonkey22 made their first contribution in #​7680
• @​adamency made their first contribution in #​8847
• @​MamfTheKramf made their first contribution in #​8851
• @​ornariece made their first contribution in #​9001
• @​alexeyt101 made their first contribution in #​9004
• @​wannieman98 made their first contribution in #​8947
• @​solidguy7 made their first contribution in #​9062
• @​kloczek made their first contribution in #​9047
• @​jag-k made their first contribution in #​9053
• @​priya-gitTest made their first contribution in #​9088
• @​Youssefares made their first contribution in #​9023
• @​chan-vince made their first contribution in #​9105
• @​bruno-f-cruz made their first contribution in #​9135
• @​Lance-Drane made their first contribution in #​9166

v2.6.4

Compare Source

GitHub release

What's Changed

Fixes

• Fix usage of AliasGenerator with computed_field decorator by @​sydney-runkle in #​8806
• Fix nested discriminated union schema gen, pt 2 by @​sydney-runkle in #​8932
• Fix bug with no_strict_optional=True caused by API deferral by @​dmontagu in #​8826

v2.6.3

Compare Source

GitHub release

What's Changed

Packaging

• Update pydantic-settings version in the docs by @​hramezani in #​8906

Fixes

• Fix discriminated union schema gen bug by @​sydney-runkle in #​8904

v2.6.2

Compare Source

GitHub release

What's Changed

Packaging

• Upgrade to pydantic-core 2.16.3 by @​sydney-runkle in #​8879

Fixes

• 'YYYY-MM-DD' date string coerced to datetime shouldn't infer timezone by @​sydney-runkle in pydantic/pydantic-core#1193

v2.6.1

Compare Source

GitHub release

What's Changed

Packaging

• Upgrade to pydantic-core 2.16.2 by @​sydney-runkle in #​8717

Fixes

• Fix bug with mypy plugin and no_strict_optional = True by @​dmontagu in #​8666
• Fix ByteSize error type change by @​sydney-runkle in #​8681
• Fix inheriting Field annotations in dataclasses by @​sydney-runkle in #​8679
• Fix regression in core schema generation for indirect definition references by @​dmontagu in #​8702
• Fix unsupported types bug with PlainValidator by @​sydney-runkle in #​8710
• Reverting problematic fix from 2.6 release, fixing schema building bug by @​sydney-runkle in #​8718
• Fix warning for tuple of wrong size in Union by @​davidhewitt in pydantic/pydantic-core#1174
• Fix computed_field JSON serializer exclude_none behavior by @​sydney-runkle in pydantic/pydantic-core#1187

v2.6.0

Compare Source

GitHub release

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 in #​6033
• Upgrade `ruff`` target version to Python 3.8 by @​Elkiwa in #​8341
• Update to pydantic-extra-types==2.4.1 by @​yezz123 in #​8478
• Update to pyright==1.1.345 by @​Viicos in #​8453
• Update pydantic-core from 2.14.6 to 2.16.1, significant changes from these updates are described below, full changelog here

New Features

• Add NatsDsn by @​ekeew in #​6874
• Add ConfigDict.ser_json_inf_nan by @​davidhewitt in #​8159
• Add types.OnErrorOmit by @​adriangb in #​8222
• Support AliasGenerator usage by @​sydney-runkle in #​8282
• Add Pydantic People Page to docs by @​sydney-runkle in #​8345
• Support yyyy-MM-DD datetime parsing by @​sydney-runkle in #​8404
• Added bits conversions to the ByteSize class #​8415 by @​luca-matei in #​8507
• Enable json schema creation with type ByteSize by @​geospackle in #​8537
• Add eval_type_backport to handle union operator and builtin generic subscripting in older Pythons by @​alexmojaki in #​8209
• Add support for dataclass fields init by @​dmontagu in #​8552
• Implement pickling for ValidationError by @​davidhewitt in pydantic/pydantic-core#1119
• Add unified tuple validator that can handle "variadic" tuples via PEP-646 by @​dmontagu in pydantic/pydantic-core#865

Changes

• Drop Python3.7 support by @​hramezani in #​7188
• Drop Python 3.7, and PyPy 3.7 and 3.8 by @​davidhewitt in pydantic/pydantic-core#1129
• Use positional-only self in BaseModel constructor, so no field name can ever conflict with it by @​ariebovenberg in #​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 in #​8268
• Exclude BaseModel docstring from JSON schema description by @​sydney-runkle in #​8352
• Introducing classproperty decorator for model_computed_fields by @​Jocelyn-Gas in #​8437
• Explicitly raise an error if field names clashes with types by @​Viicos in #​8243
• Use stricter serializer for unions of simple types by @​alexdrydew pydantic/pydantic-core#1132

Performance

• Add Codspeed profiling Actions workflow by @​lambertsbennett in #​8054
• Improve int extraction by @​samuelcolvin in pydantic/pydantic-core#1155
• Improve performance of recursion guard by @​samuelcolvin in pydantic/pydantic-core#1156
• dataclass serialization speedups by @​samuelcolvin in pydantic/pydantic-core#1162
• Avoid HashMap creation when looking up small JSON objects in LazyIndexMaps by @​samuelcolvin in pydantic/jiter#55
• use hashbrown to speedup python string caching by @​davidhewitt in pydantic/jiter#51
• Replace Peak with more efficient Peek by @​davidhewitt in pydantic/jiter#48

Fixes

• Move getattr warning in deprecated BaseConfig by @​tlambert03 in #​7183
• Only hash model_fields, not whole __dict__ by @​alexmojaki in #​7786
• Fix mishandling of unions while freezing types in the mypy plugin by @​dmontagu in #​7411
• Fix mypy error on untyped ClassVar by @​vincent-hachin-wmx in #​8138
• Only compare pydantic fields in BaseModel.__eq__ instead of whole __dict__ by @​QuentinSoubeyranAqemia in #​7825
• Update strict docstring in model_validate method. by @​LukeTonin in #​8223
• Fix overload position of computed_field by @​Viicos in #​8227
• Fix custom type type casting used in multiple attributes by @​ianhfc in #​8066
• Fix issue not allowing validate_call decorator to be dynamically assigned to a class method by @​jusexton in #​8249
• Fix issue unittest.mock deprecation warnings by @​ibleedicare in #​8262
• Added tests for the case JsonValue contains subclassed primitive values by @​jusexton in #​8286
• Fix mypy error on free before validator (classmethod) by @​sydney-runkle in #​8285
• Fix to_snake conversion by @​jevins09 in #​8316
• Fix type annotation of ModelMetaclass.__prepare__ by @​slanzmich in #​8305
• Disallow config specification when initializing a TypeAdapter when the annotated type has config already by @​sydney-runkle in #​8365
• Fix a naming issue with JSON schema for generics parametrized by recursive type aliases by @​dmontagu in #​8389
• Fix type annotation in pydantic people script by @​shenxiangzhuang in #​8402
• Add support for field alias in dataclass signature by @​NeevCohen in #​8387
• Fix bug with schema generation with Field(...) in a forward ref by @​dmontagu in #​8494
• Fix ordering of keys in __dict__ with model_construct call by @​sydney-runkle in #​8500
• Fix module path_type creation when globals does not contain __name__ by @​hramezani in #​8470
• Fix for namespace issue with dataclasses with from __future__ import annotations by @​sydney-runkle in #​8513
• Fix: make function validator types positional-only by @​pmmmwh in #​8479
• Fix usage of @deprecated by @​Viicos in #​8294
• Add more support for private attributes in model_construct call by @​sydney-runkle in #​8525
• Use a stack for the types namespace by @​dmontagu in #​8378
• Fix schema-building bug with TypeAliasType for types with refs by @​dmontagu in #​8526
• Support pydantic.Field(repr=False) in dataclasses by @​tigeryy2 in #​8511
• Override dataclass_transform behavior for RootModel by @​Viicos in #​8163
• Refactor signature generation for simplicity by @​sydney-runkle in #​8572
• Fix ordering bug of PlainValidator annotation by @​Anvil in #​8567
• Fix exclude_none for json serialization of computed_fields by @​sydney-runkle in pydantic/pydantic-core#1098
• Support yyyy-MM-DD string for datetimes by @​sydney-runkle in pydantic/pydantic-core#1124
• Tweak ordering of definitions in generated schemas by @​StrawHatDrag0n in #​8583

New Contributors

pydantic

• @​ekeew made their first contribution in #​6874
• @​lambertsbennett made their first contribution in #​8054
• @​vincent-hachin-wmx made their first contribution in #​8138
• @​QuentinSoubeyranAqemia made their first contribution in #​7825
• @​ariebovenberg made their first contribution in #​8072
• @​LukeTonin made their first contribution in #​8223
• @​denisart made their first contribution in #​8231
• @​ianhfc made their first contribution in #​8066
• @​eonu made their first contribution in #​8255
• @​amandahla made their first contribution in #​8263
• @​ibleedicare made their first contribution in #​8262
• @​jevins09 made their first contribution in #​8316
• @​cuu508 made their first contribution in #​8322
• @​slanzmich made their first contribution in #​8305
• @​jensenbox made their first contribution in #​8331
• @​szepeviktor made their first contribution in #​8356
• @​Elkiwa made their first contribution in #​8341
• @​parhamfh made their first contribution in #​8395
• @​shenxiangzhuang made their first contribution in #​8402
• @​NeevCohen made their first contribution in #​8387
• @​zby made their first contribution in #​8497
• @​patelnets made their first contribution in #​8491
• @​edwardwli made their first contribution in #​8503
• @​luca-matei made their first contribution in #​8507
• @​Jocelyn-Gas made their first contribution in #​8437
• @​bL34cHig0 made their first contribution in #​8501
• @​tigeryy2 made their first contribution in #​8511
• @​geospackle made their first contribution in #​8537
• @​Anvil made their first contribution in #​8567
• @​hungtsetse made their first contribution in #​8546
• @​StrawHatDrag0n made their first contribution in #​8583

pydantic-core

• @​mariuswinger made their first contribution in pydantic/pydantic-core#1087
• @​adamchainz made their first contribution in pydantic/pydantic-core#1090
• @​akx made their first contribution in pydantic/pydantic-core#1123

v2.5.3

Compare Source

GitHub release

What's Changed

Packaging

• uprev pydantic-core to 2.14.6

Fixes

• Fix memory leak with recursive definitions creating reference cycles by @​davidhewitt in pydantic/pydantic-core#1125

v2.5.2

Compare Source

GitHub release

What's Changed

Packaging

• uprev pydantic-core to 2.14.5

New Features

• Add ConfigDict.ser_json_inf_nan by @​davidhewitt in #​8159

Fixes

• Fix validation of Literal from JSON keys when used as dict key by @​sydney-runkle in pydantic/pydantic-core#1075
• Fix bug re custom_init on members of Union by @​sydney-runkle in pydantic/pydantic-core#1076
• Fix JsonValue bool serialization by @​sydney-runkle in #​8190
• Fix handling of unhashable inputs with Literal in Unions by @​sydney-runkle in pydantic/pydantic-core#1089

v2.5.1

Compare Source

GitHub release

What's Changed

Packaging

• uprev pydantic-core to 2.14.3 by @​samuelcolvin in #​8120

Fixes

• Fix package description limit by @​dmontagu in #​8097
• Fix ValidateCallWrapper error when creating a model which has a @​validate_call wrapped field annotation by @​sydney-runkle in #​8110

v2.5.0

Compare Source

GitHub release

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
• Update to pyright==1.1.335 by @​Viicos in #​8075

New Features

• Allow plugins to catch non ValidationError errors by @​adriangb in #​7806
• Support __doc__ argument in create_model() by @​chris-spann in #​7863
• Expose regex_engine flag - meaning you can use with the Rust or Python regex libraries in constraints by @​utkini in #​7768
• Save return type generated from type annotation in ComputedFieldInfo by @​alexmojaki in #​7889
• Adopting ruff formatter by @​Luca-Blight in #​7930
• Added validation_error_cause to config by @​zakstucke in #​7626
• Make path of the item to validate available in plugin by @​hramezani in #​7861
• Add CallableDiscriminator and Tag by @​dmontagu in #​7983
  • CallableDiscriminator renamed to Discriminator by @​dmontagu in #​8047
• Make union case tags affect union error messages by @​dmontagu in #​8001
• Add examples and json_schema_extra to @computed_field by @​alexmojaki in #​8013
• Add JsonValue type by @​dmontagu in #​7998
• Allow str as argument to Discriminator by @​dmontagu in #​8047
• Add SchemaSerializer.__reduce__ method to enable pickle serialization by @​edoakes in pydantic/pydantic-core#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 MR for details - by @​davidhewitt in pydantic/pydantic-core#867
• Add support for instance method reassignment when extra='allow' by @​sydney-runkle in #​7683
• Support JSON schema generation for Enum types with no cases by @​sydney-runkle in #​7927
• Warn if a class inherits from Generic before BaseModel by @​alexmojaki in #​7891

Performance

• New custom JSON parser, jiter by @​samuelcolvin in pydantic/pydantic-core#974
• PGO build for MacOS M1 by @​samuelcolvin in pydantic/pydantic-core#1063
• Use __getattr__ for all package imports, improve import time by @​samuelcolvin in #​7947

Fixes

• Fix mypy issue with subclasses of RootModel by @​sydney-runkle in #​7677
• Properly rebuild the FieldInfo when a forward ref gets evaluated by @​dmontagu in #​7698
• Fix failure to load SecretStr from JSON (regression in v2.4) by @​sydney-runkle in #​7729
• Fix defer_build behavior with TypeAdapter by @​sydney-runkle in #​7736
• Improve compatibility with legacy mypy versions by @​dmontagu in #​7742
• Fix: update TypeVar handling when default is not set by @​pmmmwh in #​7719
• Support specification of strict on Enum type fields by @​sydney-runkle in #​7761
• Wrap weakref.ref instead of subclassing to fix cloudpickle serialization by @​edoakes in #​7780
• Keep values of private attributes set within model_post_init in subclasses by @​alexmojaki in #​7775
• Add more specific type for non-callable json_schema_extra by @​alexmojaki in #​7803
• Raise an error when deleting frozen (model) fields by @​alexmojaki in #​7800
• Fix schema sorting bug with default values by @​sydney-runkle in #​7817
• Use generated alias for aliases that are not specified otherwise by @​alexmojaki in #​7802
• Support strict specification for UUID types by @​sydney-runkle in #​7865
• JSON schema: fix extra parameter handling by @​me-and in #​7810
• Fix: support pydantic.Field(kw_only=True) with inherited dataclasses by @​PrettyWood in #​7827
• Support validate_call decorator for methods in classes with __slots__ by @​sydney-runkle in #​7883
• Fix pydantic dataclass problem with dataclasses.field default by @​hramezani in #​7898
• Fix schema generation for generics with union type bounds by @​sydney-runkle in #​7899
• Fix version for importlib_metadata on python 3.7 by @​sydney-runkle in #​7904
• Support | operator (Union) in PydanticRecursiveRef by @​alexmojaki in #​7892
• Fix display_as_type for TypeAliasType in python 3.12 by @​dmontagu in #​7929
• Add support for NotRequired generics in TypedDict by @​sydney-runkle in #​7932
• Make generic TypeAliasType specifications produce different schema definitions by @​alexdrydew in #​7893
• Added fix for signature of inherited dataclass by @​howsunjow in #​7925
• Make the model name generation more robust in JSON schema by @​joakimnordling in #​7881
• Fix plurals in validation error messages (in tests) by @​Iipin in #​7972
• PrivateAttr is passed from Annotated default position by @​tabassco in #​8004
• Don't decode bytes (which may not be UTF8) when displaying SecretBytes by @​alexmojaki in #​8012
• Use classmethod instead of classmethod[Any, Any, Any] by @​Mr-Pepe in #​7979
• Clearer error on invalid Plugin by @​samuelcolvin in #​8023
• Correct pydantic dataclasses import by @​samuelcolvin in #​8027
• Fix misbehavior for models referencing redefined type aliases by @​dmontagu in #​8050
• Fix Optional field with validate_default only performing one field validation by @​sydney-runkle in pydantic/pydantic-core#1002
• Fix definition-ref bug with Dict keys by @​sydney-runkle in pydantic/pydantic-core#1014
• Fix bug allowing validation of bool types with coerce_numbers_to_str=True by @​sydney-runkle in pydantic/pydantic-core#1017
• Don't accept NaN in float and decimal constraints by @​davidhewitt in pydantic/pydantic-core#1037
• Add lax_str and lax_int support for enum values not inherited from str/int by @​michaelhly in pydantic/pydantic-core#1015
• Support subclasses in lists in Union of List types by @​sydney-runkle in pydantic/pydantic-core#1039
• Allow validation against max_digits and decimals to pass if normalized or non-normalized input is valid by @​sydney-runkle in pydantic/pydantic-core#1049
• Fix: proper pluralization in ValidationError messages by @​Iipin in pydantic/pydantic-core#1050
• Disallow the string '-' as datetime input by @​davidhewitt in pydantic/speedate#52 & pydantic/pydantic-core#1060
• Fix: NaN and Inf float serialization by @​davidhewitt in pydantic/pydantic-core#1062
• Restore manylinux-compatible PGO builds by @​davidhewitt in pydantic/pydantic-core#1068

New Contributors

pydantic

• @​schneebuzz made their first contribution in #​7699
• @​edoakes made their first contribution in #​7780
• @​alexmojaki made their first contribution in #​7775
• @​NickG123 made their first contribution in #​7751
• @​gowthamgts made their first contribution in #​7830
• @​jamesbraza made their first contribution in #​7848
• @​laundmo made their first contribution in #​7850
• @​rahmatnazali made their first contribution in #​7870
• @​waterfountain1996 made their first contribution in #​7878
• @​chris-spann made their first contribution in #​7863
• @​me-and made their first contribution in #​7810
• @​utkini made their first contribution in #​7768
• @​bn-l made their first contribution in #​7744
• @​alexdrydew made their first contribution in #​7893
• @​Luca-Blight made their first contribution in #​7930
• @​howsunjow made their first contribution in #​7925
• @​joakimnordling made their first contribution in #​7881
• @​icfly2 made their first contribution in #​7976
• @​Yummy-Yums made their first contribution in #​8003
• @​Iipin made their first contribution in #​7972
• @​tabassco made their first contribution in #​8004
• @​Mr-Pepe made their first contribution in #​7979
• @​0x00cl made their first contribution in #​8010
• @​barraponto made their first contribution in #​8032

pydantic-core

• @​sisp made their first contribution in pydantic/pydantic-core#995
• @​michaelhly made their first contribution in pydantic/pydantic-core#1015

v2.4.2

Compare Source

GitHub release

What's Changed

Fixes

• Fix bug with JSON schema for sequence of discriminated union by @​dmontagu in #​7647
• Fix schema references in discriminated unions by @​adriangb in #​7646
• Fix json schema generation for recursive models by @​adriangb in #​7653
• Fix models_json_schema for generic models by @​adriangb in #​7654
• Fix xfailed test for generic model signatures by @​adriangb in #​7658

New Contributors

• @​austinorr made their first contribution in #​7657
• @​peterHoburg made their first contribution in #​7670

v2.4.1

Compare Source

GitHub release

What's Changed

Packaging

• Update pydantic-core to 2.10.1 by @​davidhewitt in #​7633

Fixes

• Serialize unsubstituted type vars as Any by @​adriangb in #​7606
• Remove schema building caches by @​adriangb in #​7624
• Fix an issue where JSON schema extras weren't JSON encoded by @​dmontagu in #​7625

v2.4.0

Compare Source

GitHub release

What's Changed

Packaging

• Update pydantic-core to 2.10.0 by @​samuelcolvin in #​7542

New Features

• Add Base64Url types by @​dmontagu in #​7286
• Implement optional number to str coercion by @​lig in #​7508
• Allow access to field_name and data in all validators if there is data and a field name by @​samuelcolvin in #​7542
• Add BaseModel.model_validate_strings and TypeAdapter.validate_strings by @​hramezani in #​7552
• Add Pydantic plugins experimental implementation by @​lig @​samuelcolvin and @​Kludex in #​6820

Changes

• Do not override model_post_init in subclass with private attrs by @​Viicos in #​7302
• Make fields with defaults not required in the serialization schema by default by @​dmontagu in #​7275
• Mark Extra as deprecated by @​disrupted in #​7299
• Make EncodedStr a dataclass by @​Kludex in #​7396
• Move annotated_handlers to be public by @​samuelcolvin in #​7569

Performance

• Simplify flattening and inlining of CoreSchema by @​adriangb in #​7523
• Remove unused copies in CoreSchema walking by @​adriangb in #​7528
• Add caches for collecting definitions and invalid schemas from a CoreSchema by @​adriangb in #​7527
• Eagerly resolve discriminated unions and cache cases where we can't by @​adriangb in #​7529
• Replace dict.get and dict.setdefault with more verbose versions in CoreSchema building hot paths by @​adriangb in #​7536
• Cache invalid CoreSchema discovery by @​adriangb in #​7535
• Allow disabling CoreSchema validation for faster startup times by @​adriangb in #​7565

Fixes

• Fix config detection for TypedDict from grandparent classes by @​dmontagu in #​7272
• Fix hash function generation for frozen models with unusual MRO by @​dmontagu in #​7274
• Make strict config overridable in field for Path by @​hramezani in #​7281
• Use ser_json_<timedelta|bytes> on default in GenerateJsonSchema by @​Kludex in #​7269
• Adding a check that alias is validated as an identifier for Python by @​andree0 in #​7319
• Raise an error when computed field overrides field by @​sydney-runkle in #​7346
• Fix applying SkipValidation to referenced schemas by @​adriangb in #​7381
• Enforce behavior of private attributes having double leading underscore by @​lig in #​7265
• Standardize __get_pydantic_core_schema__ signature by @​hramezani in #​7415
• Fix generic dataclass fields mutation bug (when using TypeAdapter) by @​sydney-runkle in #​7435
• Fix TypeError on model_validator in wrap mode by @​pmmmwh in #​7496
• Improve enum error message by @​hramezani in #​7506
• Make repr work for instances that failed initialization when handling ValidationErrors by @​dmontagu in #​7439
• Fixed a regular expression denial of service issue by limiting whitespaces by @​prodigysml in #​7360
• Fix handling of UUID values having UUID.version=None by @​lig in #​7566
• Fix __iter__ returning private cached_property info by @​sydney-runkle in #​7570
• Improvements to version info message by @​samuelcolvin in #​7594

New Contributors

• @​15498th made their first contribution in #​7238
• @​GabrielCappelli made their first contribution in #​7213
• @​tobni made their first contribution in #​7184
• @​redruin1 made their first contribution in #​7282
• @​FacerAin made their first contribution in #​7288
• @​acdha made their first contribution in #​7297
• @​andree0 made their first contribution in #​7319
• @​gordonhart made their first contribution in #​7375
• @​pmmmwh made their first contribution in #​7496
• @​disrupted made their first contribution in #​7299
• @​prodigysml made their first contribution in #​7360

v2.3.0

Compare Source

GitHub release

• 🔥 Remove orphaned changes file from repo by @​lig in #​7168
• Add copy button on documentation by @​Kludex in #​7190
• Fix docs on JSON type by @​Kludex in #​7189
• Update mypy 1.5.0 to 1.5.1 in CI by @​hramezani in #​7191
• fix download links badge by @​samuelcolvin in #​7200
• add 2.2.1 to changelog by @​samuelcolvin in #​7212
• Make ModelWrapValidator protocols generic by @​dmontagu in #​7154
• Correct Field(..., exclude: bool) docs by @​samuelcolvin in #​7214
• Make shadowing attributes a warning instead of an error by @​adriangb in #​7193
• Document Base64Str and Base64Bytes by @​Kludex in #​7192
• Fix config.defer_build for serialization first cases by @​samuelcolvin in #​7024
• clean Model docstrings in JSON Schema by @​samuelcolvin in #​7210
• fix #​7228 (typo): docs in validators.md to correct validate_default kwarg by @​lmmx in #​7229
• ✅ Implement tzinfo.fromutc method for TzInfo in pydantic-core by @​lig in #​7019
• Support __get_validators__ by @​hramezani in #​7197

v2.2.1

Compare Source

GitHub release

• Make xfailing test for root model extra stop xfailing by @​dmontagu in #​6937
• Optimize recursion detection by stopping on the second visit for the same object by @​mciucu in #​7160
• fix link in docs by @​tlambert03 in #​7166
• Replace MiMalloc w/ default allocator by @​adriangb in pydantic/pydantic-core#900
• Bump pydantic-core to 2.6.1 and prepare 2.2.1 release by @​adriangb in #​7176

v2.2.0

Compare Source

GitHub release

• Split "pipx install" setup command into two commands on the documentation site by @​nomadmtb in #​6869
• Deprecate Field.include by @​hramezani in #​6852
• Fix typo in default factory error msg by @​hramezani in #​6880
• Simplify handling of typing.Annotated in GenerateSchema by @​dmontagu in #​6887
• Re-enable fastapi tests in CI by @​dmontagu in #​6883
• Make it harder to hit collisions with json schema defrefs by @​dmontagu in #​6566
• Cleaner error for invalid input to Path fields by @​samuelcolvin in #​6903
• 📝 support Coordinate Type by @​yezz123 in #​6906
• Fix ForwardRef wrapper for py 3.10.0 (shim until bpo-45166) by @​randomir in #​6919
• Fix misbehavior related to copying of RootModel by @​dmontagu in #​6918
• Fix issue with recursion error caused by ParamSpec by @​dmontagu in #​6923
• Add section about Constrained classes to the Migration Guide by @​Kludex in #​6924
• Use main branch for badge links by @​Viicos in #​6925
• Add test for v1/v2 Annotated discrepancy by @​carlbordum in #​6926
• Make the v1 mypy plugin work with both v1 and v2 by @​dmontagu in #​6921
• Fix issue where generic models couldn't be parametrized with BaseModel by @​dmontagu in #​6933
• Remove xfail for discriminated union with alias by @​dmontagu in #​6938
• add field_serializer to computed_field by @​andresliszt in #​6965
• Use union_schema with Type[Union[...]] by @​JeanArhancet in #​6952
• Fix inherited typeddict attributes / config by @​adriangb in #​6981
• fix dataclass annotated before validator called twice by @​davidhewitt in #​6998
• Update test-fastapi deselected tests by @​hramezani in #​7014
• Fix validator doc format by @​hramezani in #​7015
• Fix typo in docstring of model_json_schema by @​AdamVinch-Federated in #​7032
• remove unused "type ignores" with pyright by @​samuelcolvin in #​7026
• Add benchmark representing FastAPI startup time by @​adriangb in #​7030
• Fix json_encoders for Enum subclasses by @​adriangb in #​7029
• Update docstring of ser_json_bytes regarding base64 encoding by @​Viicos in #​7052
• Allow @validate_call to work on async methods by @​adriangb in #​7046
• Fix: mypy error with Settings and SettingsConfigDict by @​JeanArhancet in #​7002
• Fix some typos (repeated words and it's/its) by @​eumiro in #​7063
• Fix the typo in docstring by @​harunyasar in #​7062
• Docs: Fix broken URL in the pydantic-settings package recommendation by @​swetjen in #​6995
• Handle constraints being applied to schemas that don't accept it by @​adriangb in #​6951
• Replace almost_equal_floats with math.isclose by @​eumiro in #​7082
• bump pydantic-core to 2.5.0 by @​davidhewitt in #​7077
• Add short_version and use it in links by @​hramezani in #​7115
• 📝 Add usage link to RootModel by @​Kludex in #​7113
• Revert "Fix default port for mongosrv DSNs (#​6827)" by @​Kludex in #​7116
• Clarify validate_default and _Unset handling in usage docs and migration guide by @​benbenbang in #​6950
• Tweak documentation of Field.exclude by @​Viicos in #​7086
• Do not require validate_assignment to use Field.frozen by @​Viicos in #​7103
• tweaks to _core_utils by @​samuelcolvin in #​7040
• Make DefaultDict working with set by @​hramezani in #​7126
• Don't always require typing.Generic as a base for partially parametrized models by @​dmontagu in #​7119
• Fix issue with JSON schema incorrectly using parent class core schema by @​dmontagu in #​7020
• Fix xfailed test related to TypedDict and alias_generator by @​dmontagu in #​6940
• Improve error message for NameEmail by @​dmontagu in #​6939
• Fix generic computed fields by @​dmontagu in #​6988
• Reflect namedtuple default values during validation by @​dmontagu in #​7144
• Update dependencies, fix pydantic-core usage, fix CI issues by @​dmontagu in #​7150
• Add mypy 1.5.0 by @​hramezani in #​7118
• Handle non-json native enum values by @​adriangb in #​7056
• document round_trip in Json type documentation by @​jc-louis in #​7137
• Relax signature checks to better support builtins and C extension functions as validators by @​adriangb in #​7101
• add union_mode='left_to_right' by @​davidhewitt in #​7151
• Include an error message hint for inherited ordering by @​yvalencia91 in #​7124
• Fix one docs link and resolve some warnings for two others by @​dmontagu in #​7153
• Include Field extra keys name in warning by @​hramezani in #​7136

v2.1.1

Compare Source

GitHub release

• Skip FieldInfo merging when unnecessary by @​dmontagu in #​6862

v2.1.0

Compare Source

GitHub release

• Add StringConstraints for use as Annotated metadata by @​adriangb in #​6605
• Try to fix intermittently failing CI by @​adriangb in #​6683
• Remove redundant example of optional vs default. by @​ehiggs-deliverect in #​6676
• Docs update by @​samuelcolvin in #​6692
• Remove the Validate always section in validator docs by @​adriangb in #​6679
• Fix recursion error in json schema generation by @​adriangb in #​6720
• Fix incorrect subclass check for secretstr by @​AlexVndnblcke in #​6730
• update pdm / pdm lockfile to 2.8.0 by @​davidhewitt in #​6714
• unpin pdm on more CI jobs by @​davidhewitt in #​6755
• improve source locations for auxiliary packages in docs by @​davidhewitt in #​6749
• Assume builtins don't accept an info argument by @​adriangb in #​6754
• Fix bug where calling help(BaseModelSubclass) raises errors by @​hramezani in #​6758
• Fix mypy plugin handling of @model_validator(mode="after") by @​ljodal in #​6753
• update pydantic-core to 2.3.1 by @​davidhewitt in #​6756
• Mypy plugin for settings by @​hramezani in #​6760
• Use contentSchema keyword for JSON schema by @​dmontagu in #​6715
• fast-path checking finite decimals by @​davidhewitt in #​6769
• Docs update by @​samuelcolvin in #​6771
• Improve json schema doc by @​hramezani in #​6772
• Update validator docs by @​adriangb in #​6695
• Fix typehint for wrap validator by @​dmontagu in #​6788
• 🐛 Fix validation warning for unions of Literal and other type by @​lig in #​6628
• Update documentation for generics support in V2 by @​tpdorsey in #​6685
• add pydantic-core build info to version_info() by @​samuelcolvin in #​6785
• Fix pydantic dataclasses that use slots with default values by @​dmontagu in #​6796
• Fix inheritance of hash function for frozen models by @​dmontagu in #​6789
• ✨ Add SkipJsonSchema annotation by @​Kludex in #​6653
• Error if an invalid field name is used with Field by @​dmontagu in #​6797
• Add GenericModel to MOVED_IN_V2 by @​adriangb in #​6776
• Remove unused code from docs/usage/types/custom.md by @​hramezani in #​6803
• Fix float -> Decimal coercion precision loss by @​adriangb in #​6810
• remove email validation from the north star benchmark by @​davidhewitt in #​6816
• Fix link to mypy by @​progsmile in #​6824
• Improve initialization hooks example by @​hramezani in #​6822
• Fix default port for mongosrv DSNs by @​dmontagu in #​6827
• Improve API documentation, in particular more links between usage and API docs by @​samuelcolvin in #​6780
• update pydantic-core to 2.4.0 by @​davidhewitt in #​6831
• Fix annotated_types.MaxLen validator for custom sequence types by @​ImogenBits in #​6809
• Update V1 by @​hramezani in #​6833
• Make it so callable JSON schema extra works by @​dmontagu in #​6798
• Fix serialization issue with InstanceOf by @​dmontagu in #​6829
• Add back support for json_encoders by @​adriangb in #​6811
• Update field annotations when building the schema by @​dmontagu in #​6838
• Use WeakValueDictionary to fix generic memory leak by @​dmontagu in #​6681
• Add config.defer_build to optionally make model building lazy by @​samuelcolvin in #​6823
• delegate UUID serialization to pydantic-core by @​davidhewitt in #​6850
• Update json_encoders docs by @​adriangb in #​6848
• Fix error message for staticmethod/classmethod order with validate_call by @​dmontagu in #​6686
• Improve documentation for Config by @​samuelcolvin in #​6847
• Update serialization doc to mention Field.exclude takes priority over call-time include/exclude by @​hramezani in #​6851
• Allow customizing core schema generation by making GenerateSchema public by @​adriangb in #​6737

v2.0.3

Compare Source

GitHub release

• Mention PyObject (v1) moving to ImportString (v2) in migration doc by @​slafs in #​6456
• Fix release-tweet CI by @​Kludex in #​6461
• Revise the section on required / optional / nullable fields. by @​ybressler in #​6468
• Warn if a type hint is not in fact a type by @​adriangb in #​6479
• Replace TransformSchema with GetPydanticSchema by @​dmontagu in #​6484
• Fix the un-hashability of various annotation types, for use in caching generic containers by @​dmontagu in #​6480
• PYD-164: Rework custom types docs by @​adriangb in #​6490
• Fix ci by @​adriangb in #​6507
• Fix forward ref in generic by @​adriangb in #​6511
• Fix generation of serialization JSON schemas for core_schema.ChainSchema by @​dmontagu in #​6515
• Document the change in Field.alias behavior in Pydantic V2 by @​hramezani in #​6508
• Give better error message attempting to compute the json schema of a model with undefined fields by @​dmontagu in #​6519
• Document alias_priority by @​tpdorsey in #​6520
• Add redirect for types documentation by @​tpdorsey in #​6513
• Allow updating docs without release by @​samuelcolvin in #​6551
• Ensure docs tests always run in the right folder by @​dmontagu in #​6487
• Defer evaluation of return type hints for serializer functions by @​dmontagu in #​6516
• Disable E501 from Ruff and rely on just Black by @​adriangb in #​6552
• Update JSON Schema documentation for V2 by @​tpdorsey in #​6492
• Add documentation of cyclic reference handling by @​dmontagu in #​6493
• Remove the need for change files by @​samuelcolvin in #​6556
• add "north star" benchmark by @​davidhewitt in #​6547
• Update Dataclasses docs by @​tpdorsey in #​6470
• ♻️ Use different error message on v1 redirects by @​Kludex in #​6595
• ⬆️ Upgrade pydantic-core to v2.2.0 by @​lig in #​6589
• Fix serialization for IPvAny by @​dmontagu in #​6572
• Improve CI by using PDM instead of pip to install typing-extensions by @​adriangb in #​6602
• Add enum error type docs by @​lig in #​6603
• 🐛 Fix max_length for unicode strings by @​lig in #​6559
• Add documentation for accessing features via pydantic.v1 by @​tpdorsey in #​6604
• Include extra when iterating over a model by @​adriangb in #​6562
• Fix typing of model_validator by @​adriangb in #​6514
• Touch up Decimal validator by @​adriangb in #​6327
• Fix various docstrings using fixed pytest-examples by @​dmontagu in #​6607
• Handle function validators in a discriminated union by @​dmontagu in #​6570
• Review json_schema.md by @​tpdorsey in #​6608
• Make validate_call work on basemodel methods by @​dmontagu in #​6569
• add test for big int json serde by @​davidhewitt in #​6614
• Fix pydantic dataclass problem with dataclasses.field default_factory by @​hramezani in #​6616
• Fixed mypy type inference for TypeAdapter by @​zakstucke in #​6617
• Make it work to use None as a generic parameter by @​dmontagu in #​6609
• Make it work to use $ref as an alias by @​dmontagu in #​6568
• add note to migration guide about changes to AnyUrl etc by @​davidhewitt in #​6618
• 🐛 Support defining json_schema_extra on RootModel using Field by @​lig in #​6622
• Update pre-commit to prevent commits to main branch on accident by @​dmontagu in #​6636
• Fix PDM CI for python 3.7 on MacOS/windows by @​dmontagu in #​6627
• Produce more accurate signatures for pydantic dataclasses by @​dmontagu in #​6633
• Updates to Url types for Pydantic V2 by @​tpdorsey in #​6638
• Fix list markdown in transform docstring by @​StefanBRas in #​6649
• simplify slots_dataclass construction to appease mypy by @​davidhewitt in #​6639
• Update TypedDict schema generation docstring by @​adriangb in #​6651
• Detect and lint-error for prints by @​dmontagu in #​6655
• Add xfailing test for pydantic-core MR 766 by @​dmontagu in #​6641
• Ignore unrecognized fields from dataclasses metadata by @​dmontagu in #​6634
• Make non-existent class getattr a mypy error by @​dmontagu in #​6658
• Update pydantic-core to 2.3.0 by @​hramezani in #​6648
• Use OrderedDict from typing_extensions by @​dmontagu in #​6664
• Fix typehint for JSON schema extra callable by @​dmontagu in #​6659

v2.0.2

Compare Source

GitHub release

• Fix bug where round-trip pickling/unpickling a RootModel would change the value of __dict__, #​6457 by @​dmontagu
• Allow single-item discriminated unions, #​6405 by @​dmontagu
• Fix issue with union parsing of enums, #​6440 by @​dmontagu
• Docs: Fixed constr documentation, renamed old regex to new pattern, #​6452 by @​miili
• Change GenerateJsonSchema.generate_definitions signature, #​6436 by @​dmontagu

See the full changelog here

v2.0.1

Compare Source

GitHub release

First patch release of Pydantic V2

• Extra fields added via setattr (i.e. m.some_extra_field = 'extra_value') are added to .model_extra if model_config extra='allowed'. Fixed #​6333, #​6365 by @​aaraney
• Automatically unpack JSON schema '$ref' for custom types, #​6343 by @​adriangb
• Fix tagged unions multiple processing in submodels, #​6340 by @​suharnikov

See the full changelog here

v2.0

Compare Source

GitHub release

• Split "pipx install" setup command into two commands on the documentation site by @​nomadmtb in #​6869
• Deprecate Field.include by @​hramezani in #​6852
• Fix typo in default factory error msg by @​hramezani in #​6880
• Simplify handling of typing.Annotated in GenerateSchema by @​dmontagu in #​6887
• Re-enable fastapi tests in CI by @​dmontagu in #​6883
• Make it harder to hit collisions with json schema defrefs by @​dmontagu in #​6566
• Cleaner error for invalid input to Path fields by @​samuelcolvin in #​6903
• 📝 support Coordinate Type by @​yezz123 in #​6906
• Fix ForwardRef wrapper for py 3.10.0 (shim until bpo-45166) by @​randomir in #​6919
• Fix misbehavior related to copying of RootModel by @​dmontagu in #​6918
• Fix issue with recursion error caused by ParamSpec by @​dmontagu in #​6923
• Add section about Constrained classes to the Migration Guide by @​Kludex in #​6924
• Use main branch for badge links by @​Viicos in #​6925
• Add test for v1/v2 Annotated discrepancy by @​carlbordum in #​6926
• Make the v1 mypy plugin work with both v1 and v2 by @​dmontagu in #​6921
• Fix issue where generic models couldn't be parametrized with BaseModel by @​dmontagu in #​6933
• Remove xfail for discriminated union with alias by @​dmontagu in #​6938
• add field_serializer to computed_field by @​andresliszt in #​6965
• Use union_schema with Type[Union[...]] by @​JeanArhancet in #​6952
• Fix inherited typeddict attributes / config by @​adriangb in #​6981
• fix dataclass annotated before validator called twice by @​davidhewitt in #​6998
• Update test-fastapi deselected tests by @​hramezani in #​7014
• Fix validator doc format by @​hramezani in #​7015
• Fix typo in docstring of model_json_schema by @​AdamVinch-Federated in #​7032
• remove unused "type ignores" with pyright by @​samuelcolvin in #​7026
• Add benchmark representing FastAPI startup time by @​adriangb in #​7030
• Fix json_encoders for Enum subclasses by @​adriangb in #​7029
• Update docstring of ser_json_bytes regarding base64 encoding by @​Viicos in #​7052
• Allow @validate_call to work on async methods by @​adriangb in #​7046
• Fix: mypy error with Settings and SettingsConfigDict by @​JeanArhancet in #​7002
• Fix some typos (repeated words and it's/its) by @​eumiro in #​7063
• Fix the typo in docstring by @​harunyasar in #​7062
• Docs: Fix broken URL in the pydantic-settings package recommendation by @​swetjen in #​6995
• Handle constraints being applied to schemas that don't accept it by @​adriangb in #​6951
• Replace almost_equal_floats with math.isclose by @​eumiro in #​7082
• bump pydantic-core to 2.5.0 by @​davidhewitt in #​7077
• Add short_version and use it in links by @​hramezani in #​7115
• 📝 Add usage link to RootModel by @​Kludex in #​7113
• Revert "Fix default port for mongosrv DSNs (#​6827)" by @​Kludex in #​7116
• Clarify validate_default and _Unset handling in usage docs and migration guide by @​benbenbang in #​6950
• Tweak documentation of Field.exclude by @​Viicos in #​7086
• Do not require validate_assignment to use Field.frozen by @​Viicos in #​7103
• tweaks to _core_utils by @​samuelcolvin in #​7040
• Make DefaultDict working with set by @​hramezani in #​7126
• Don't always require typing.Generic as a base for partially parametrized models by @​dmontagu in #​7119
• Fix issue with JSON schema incorrectly using parent class core schema by @​dmontagu in #​7020
• Fix xfailed test related to TypedDict and alias_generator by @​dmontagu in #​6940
• Improve error message for NameEmail by @​dmontagu in #​6939
• Fix generic computed fields by @​dmontagu in #​6988
• Reflect namedtuple default values during validation by @​dmontagu in #​7144
• Update dependencies, fix pydantic-core usage, fix CI issues by @​dmontagu in #​7150
• Add mypy 1.5.0 by @​hramezani in #​7118
• Handle non-json native enum values by @​adriangb in #​7056
• document round_trip in Json type documentation by @​jc-louis in #​7137
• Relax signature checks to better support builtins and C extension functions as validators by @​adriangb in #​7101
• add union_mode='left_to_right' by @​davidhewitt in #​7151
• Include an error message hint for inherited ordering by @​yvalencia91 in #​7124
• Fix one docs link and resolve some warnings for two others by @​dmontagu in #​7153
• Include Field extra keys name in warning by @​hramezani in #​7136

v1.10.19

Compare Source

• Add warning when v2 model is nested in v1 model by @​sydney-runkle in https://github.com/pydantic/pydantic/pull/10432
• Fix deprecation warning in V1 isinstance check by @​alicederyn in https://github.com/pydantic/pydantic/pull/10645

v1.10.18

Compare Source

• Eval type fix in V1 by @​sydney-runkle in https://github.com/pydantic/pydantic/pull/9751
• Add to_lower_camel to __all__ in utils.py by @​sydney-runkle (direct commit)
• Fix mypy v1 plugin for mypy 1.11 release by @​flaeppe in https://github.com/pydantic/pydantic/pull/10139
• Fix discriminator key used when discriminator has alias and .schema(by_alias=False) by @​exs-dwoodward in https://github.com/pydantic/pydantic/pull/10146

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