# FastAPI Depends 톺아보기

> Clean Markdown view of GeekNews topic #11047. Use the original source for factual precision when an external source URL is present.

## Metadata

- GeekNews HTML: [https://news.hada.io/topic?id=11047](https://news.hada.io/topic?id=11047)
- GeekNews Markdown: [https://news.hada.io/topic/11047.md](https://news.hada.io/topic/11047.md)
- Type: news
- Author: [rumbarum](https://news.hada.io/@rumbarum)
- Published: 2023-09-25T13:44:07+09:00
- Updated: 2023-09-25T13:44:07+09:00
- Original source: [rumbarum.oopy.io](https://rumbarum.oopy.io/post/how-fastapi-depends-work)
- Points: 8
- Comments: 0

## Topic Body

- FastAPI 내장형 Dependency Injector: `Depends`의 동작을 설명합니다.  
- `Depends` 등록부터 실행까지 코드를 따라가며 코멘트가 같이 정리되어 있습니다.  
- `Depends` 를 활용한 Request Param 공통화 방법 벤치마크가 작성되어 있습니다.  
  - class > pydantic BaseModel > dataclass

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