本问将覆盖 API 的每个核心部分：定义模型、约束字段、写验证器、组合嵌套结构、控制序列化。所有示例基于 Pydantic v2 和 Python 3.10+，每个清单完整可运行。 用 BaseModel 定义模型 Pydantic 的核心就是 BaseModel。继承 BaseModel，用注解声明字段。Pydantic 在类创建时 ...

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Thank you for reading the SB Intuitions DevRel Diary. In Part 1, we introduced the prerequisite knowledge and terminology, such as SB Intuitions' "nest-ja-0.1b" and ...

The p2 ARCTIC and EPIC dumps are on the Hub under predictions/ (gated — accept the terms first); the p1 dump is too large to host (~275 GB), so reproduce p1 by running the extraction step yourself.

Due to its immense performance, Anthropic was pressured by the U.S. Department of Commerce to stop providing its latest models, Claude Mythos5/Fable5, to users worldwide. I have been using its AI ...