This is the fifth 2.12 patch release, addressing an issue with the MISSING sentinel and providing several documentation improvements.
The next 2.13 minor release will be published in a couple weeks, and will include a new polymorphic serialization feature addressing
the remaining unexpected changes to the serialize as any behavior.
Fix pickle error when using model_construct() on a model with MISSING as a default value by @ornariece in #12522.
This PR contains the following updates:
| Package | Update | Change |
|---|---|---|
| [pydantic](https://github.com/pydantic/pydantic) ([changelog](https://docs.pydantic.dev/latest/changelog/)) | patch | `==2.12.4` -> `==2.12.5` |
---
### Release Notes
<details>
<summary>pydantic/pydantic (pydantic)</summary>
### [`v2.12.5`](https://github.com/pydantic/pydantic/releases/tag/v2.12.5): 2025-11-26
[Compare Source](https://github.com/pydantic/pydantic/compare/v2.12.4...v2.12.5)
#### v2.12.5 (2025-11-26)
This is the fifth 2.12 patch release, addressing an issue with the `MISSING` sentinel and providing several documentation improvements.
The next 2.13 minor release will be published in a couple weeks, and will include a new *polymorphic serialization* feature addressing
the remaining unexpected changes to the *serialize as any* behavior.
- Fix pickle error when using `model_construct()` on a model with `MISSING` as a default value by [@​ornariece](https://github.com/ornariece) in [#​12522](https://github.com/pydantic/pydantic/pull/12522).
- Several updates to the documentation by [@​Viicos](https://github.com/Viicos).
**Full Changelog**: https://github.com/pydantic/pydantic/compare/v2.12.4...v2.12.5
</details>
---
### Configuration
📅 **Schedule**: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).
🚦 **Automerge**: Enabled.
♻ **Rebasing**: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.
🔕 **Ignore**: Close this PR and you won't be reminded about this update again.
---
- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check this box
---
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This PR contains the following updates:
==2.12.4->==2.12.5Release Notes
pydantic/pydantic (pydantic)
v2.12.5: 2025-11-26Compare Source
v2.12.5 (2025-11-26)
This is the fifth 2.12 patch release, addressing an issue with the
MISSINGsentinel and providing several documentation improvements.The next 2.13 minor release will be published in a couple weeks, and will include a new polymorphic serialization feature addressing
the remaining unexpected changes to the serialize as any behavior.
model_construct()on a model withMISSINGas a default value by @ornariece in #12522.Full Changelog: https://github.com/pydantic/pydantic/compare/v2.12.4...v2.12.5
Configuration
📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).
🚦 Automerge: Enabled.
♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.
🔕 Ignore: Close this PR and you won't be reminded about this update again.
This PR has been generated by Renovate Bot.