Pydantic Versions Save

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.7.0...v2.7.1/

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
• 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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.6.4...v2.7.0/

What's Changed

Packaging

• Reorganize pyproject.toml sections by @Viicos in #8899
• Bump pydantic-core to v2.18.0 by @sydney-runkle in #9153
• 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

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
• 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

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.6.4...v2.7.0b1/

What's Changed

• Add pydantic.v1 namespace to Pydantic v1 by @exs-dmiketa in https://github.com/pydantic/pydantic/pull/9042
• Relax version of typing-extensions for V1 by @SonOfLilit in https://github.com/pydantic/pydantic/pull/8819
• patch fix for mypy by @sydney-runkle in https://github.com/pydantic/pydantic/pull/8765

Full Changelog: https://github.com/pydantic/pydantic/compare/v1.10.14...v1.10.15

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.6.3...v2.6.4/

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.6.2...v2.6.3/

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.6.1...v2.6.2/

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.6.0...v2.6.1/

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

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

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

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

Full Changelog: https://github.com/pydantic/pydantic/compare/v2.5.3...v2.6.0b1