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Add exclude_if (func) parameter to model_dump method

feature request

Status: Open.

#10728 In pydantic/pydantic;

· d3cryptofc opened on Oct 27, 2024

Create a model dynamically with create_model() specifying a subset of fields in V2

feature request

Status: Open.

#9573 In pydantic/pydantic;

· tteguayco opened on Jun 5, 2024

Extend discriminator to support a default/fallback model

deferredDeferred until future release or until something else gets doneDeferred until future release or until something else gets done

feature request

topic-discriminated unionsRelated to discriminated unionsRelated to discriminated unions

Status: Open.

#11188 In pydantic/pydantic;

· Creat55 opened on Dec 29, 2024

Better loc handling

deferredDeferred until future release or until something else gets doneDeferred until future release or until something else gets done

feature request

Status: Open.

#10966 In pydantic/pydantic;

· JensHeinrich opened on Nov 25, 2024

Support for validate_call with generics

deferredDeferred until future release or until something else gets doneDeferred until future release or until something else gets done

feature request

topic-genericsRelated to genericsRelated to generics

Status: Open.

#7796 In pydantic/pydantic;

· caniko opened on Oct 11, 2023

Slow model import times with v2, consider optimizing with schema caching + copy reduction

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-performance

Status: Open.

#7263 In pydantic/pydantic;

· ErnestoLoma opened on Aug 28, 2023

Can't use config keyword argument with TypeAdapter.__init__ on stdlib dataclass

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

Status: Open.

#8326 In pydantic/pydantic;

· bmaranville opened on Dec 7, 2023

Unhelpful AssertionError when encountering a TypeError when evaluating a forward annotation since 2.9

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

Status: Open.

#10565 In pydantic/pydantic;

· Viicos opened on Oct 7, 2024

KeyError when inhering from a self-referencing generic model

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-genericsRelated to genericsRelated to generics

Status: Open.

#9969 In pydantic/pydantic;

· rizar opened on Jul 25, 2024

validate_assignment=True && use of @model_validator(mode="after") leads to RecursionError

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

Status: Open.

#6597 In pydantic/pydantic;

· GugelRobin opened on Jul 11, 2023

Generic TypedDicts do not resolve type parameters correctly

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-genericsRelated to genericsRelated to generics

Status: Open.

#7988 In pydantic/pydantic;

· NCPlayz opened on Nov 1, 2023

Revalidate instances shouldn't consider cached properties

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-cached propertyRelated to the `@cached_property` decorator supportRelated to the `@cached_property` decorator support

Status: Open.

#11638 In pydantic/pydantic;

· strangemonad opened on Mar 27, 2025

Allow computed fields (and methods) to be provided with create_model()

feature request

v3Under consideration for V3Under consideration for V3

Status: Open.

#11709 In pydantic/pydantic;

· Viicos opened on Apr 7, 2025

Better support for polymorphic members deriving from a common base class -- enabling extensibility

feature request

topic-discriminated unionsRelated to discriminated unionsRelated to discriminated unions

Status: Open.

#11595 In pydantic/pydantic;

· joschu opened on Mar 20, 2025

Raise a warning when accessing incomplete model fields

changeSuggested alteration to Pydantic, not a new feature nor a bugSuggested alteration to Pydantic, not a new feature nor a bug

Status: Open.

#11453 In pydantic/pydantic;

· Viicos opened on Feb 17, 2025

JSON Schema for optional fields is incorrect.

documentation

feature request

topic-unsetRelated to unset fieldsRelated to unset fields

Status: Open.

#7161 In pydantic/pydantic;

· grabov opened on Aug 17, 2023

Validators execution order

documentation

feature request

v3Under consideration for V3Under consideration for V3

Status: Open.

#8277 In pydantic/pydantic;

· vitalik opened on Dec 1, 2023

Make sure core schema types are unique

feature request

refactormodification of internal structures / patternsmodification of internal structures / patterns

Status: Open.

#11087 In pydantic/pydantic;

· Viicos opened on Dec 11, 2024

The keyword argument exclude does not take effect when custom class uses model_serializer

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-validators-serializersRelated to model/field validators/serializersRelated to model/field validators/serializers

Status: Open.

#6575 In pydantic/pydantic;

· BreezeWhite opened on Jul 11, 2023

Mypy plugins complains if a field is named "kwargs"

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-mypy pluginRelated to the mypy pluginRelated to the mypy plugin

Status: Open.

#3125 In pydantic/pydantic;

· Kyuuhachi opened on Aug 22, 2021

Add isinstance method to TypeAdapter

feature request

Status: Open.

#10820 In pydantic/pydantic;

· samuelcolvin opened on Nov 12, 2024

DecoratorInfos.build() is unnecessarily slow

feature request

topic-performance

Status: Open.

#11975 In pydantic/pydantic;

· elprans opened on Jun 12, 2025

Error during Serialization (model_dump)

bug V2Bug related to Pydantic V2Bug related to Pydantic V2

topic-serializationHow Pydantic serializes data, often related to `model_dump`, etc.How Pydantic serializes data, often related to `model_dump`, etc.

Status: Open.

#7713 In pydantic/pydantic;

· vigneshmanick opened on Oct 1, 2023

A new marker API

feature request

feedback wanted

topic-serializationHow Pydantic serializes data, often related to `model_dump`, etc.How Pydantic serializes data, often related to `model_dump`, etc.

topic-validationRelated to how Pydantic validates data against provided typesRelated to how Pydantic validates data against provided types

Status: Open.

#12056 In pydantic/pydantic;

· Viicos opened on Jul 11, 2025

Don't raise error on BaseModel kwargs

feature request

Status: Open.

#6024 In pydantic/pydantic;

· Kludex opened on Jun 6, 2023