v2.10.4

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GitHub release

What's Changed

Packaging

• Bump pydantic-core to v2.27.2 by @​davidhewitt in #​11138

Fixes

• Fix for comparison of AnyUrl objects by @​alexprabhat99 in #​11082
• Properly fetch PEP 695 type params for functions, do not fetch annotations from signature by @​Viicos in #​11093
• Include JSON Schema input core schema in function schemas by @​Viicos in #​11085
• Add len to _BaseUrl to avoid TypeError by @​Kharianne in #​11111
• Make sure the type reference is removed from the seen references by @​Viicos in #​11143

New Contributors

• @​FyZzyss made their first contribution in #​10789
• @​tamird made their first contribution in #​10948
• @​felixxm made their first contribution in #​11077
• @​alexprabhat99 made their first contribution in #​11082
• @​Kharianne made their first contribution in #​11111

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

Compare Source

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