If you’re reading this, you probably want to improve your python skills and learn some advanced pydantic functionality. Schema enforcement has typically lived on the database layer — open table…

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Learn advanced techniques for reusing and importing validation in Python models using Pydantic.

Pydantic for Experts: Reusing & Importing Validators

Option 2. Define your validation as an Annotated Validator :

Option 4. Validate fields against each other using inherited model validators (i.e. Class validators)

Option 5. Mapping of generic model validators, and apply via private attribute