pydantic

【数据与研究】Pydantic v2 data validation library. Covers BaseModel, field validators, custom types, serialization, and schema generation. Use when validating data structures, parsing configs, or defining typed data models in Python. USE WHEN: user mentions "pydantic", "BaseModel", "Field()", "model_validator", "field_validator", "Annotated", "model_dump", "model…

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