Pydantic

[GitHub release](https://github.com/pydantic/pydantic/releases/tag/v2.0.1)

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](https://github.com/pydantic/pydantic/pull/6333), [#6365](https://github.com/pydantic/pydantic/pull/6365) by aaraney
* Automatically unpack JSON schema '$ref' for custom types, [6343](https://github.com/pydantic/pydantic/pull/6343) by adriangb
* Fix tagged unions multiple processing in submodels, [6340](https://github.com/pydantic/pydantic/pull/6340) by suharnikov

See the full changelog [here](https://github.com/pydantic/pydantic/releases/tag/v2.0.1)

[GitHub release](https://github.com/pydantic/pydantic/releases/tag/v2.0)

Pydantic V2 is here! :tada:

See [this post](https://docs.pydantic.dev/2.0/blog/pydantic-v2-final/) for more details.

Third beta pre-release of Pydantic V2

See the full changelog [here](https://github.com/pydantic/pydantic/releases/tag/v2.0b3)

Add `from_attributes` runtime flag to `TypeAdapter.validate_python` and `BaseModel.model_validate`.

See the full changelog [here](https://github.com/pydantic/pydantic/releases/tag/v2.0b2)

First beta pre-release of Pydantic V2

See the full changelog [here](https://github.com/pydantic/pydantic/releases/tag/v2.0b1)

Fourth pre-release of Pydantic V2

See the full changelog [here](https://github.com/pydantic/pydantic/releases/tag/v2.0a4)