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- Release Notes 23344
- Release Notes Latest Changes 0.115.11 Fixes ? Add docs examples and tests (support) for Annotated custom validations, like AfterValidator , revert #13440 . PR #13442 by @tiangolo . New docs: Query Parameters and String Validations - Custom
...Validation . Translations ? Add Russian translation for docs/ru/docs/tutorial/middleware.md . PR #13412 by @alv2017 . Internal ? Update FastAPI GitHub topic repositories. PR #13439 by @tiangolo ....? Update FastAPI People - Contributors and Translators. PR #13432 by @tiangolo . ? Update FastAPI People - Sponsors. PR #13433 by @tiangolo . 0.115.10 Fixes ♻️...an translation for docs/ko/docs/resources/index.md . PR #13004 by @hard-coders . ? Add Korean translation for docs/ko/docs/how-to/configure-swagger-ui.md . PR #12898 by @nahyunkeem . ? Add Korean translation to docs/ko/docs/advanced/additional-statu... - https://man.mtool.work/fastapi/0.115/release-notes/
- OpenAPI Callbacks 20267
- OpenAPI Callbacks Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . You could create an API with a path operation that could trigger a request to an external API cre
...I app calls the external API is named a "callback". Because the software that the external developer wrote sends a request to your API and then your API calls back , sending a request to an external API (that was probably created by the same develo...per). In this case, you could want to document how that external API should look like. What path operation it should have, what body it should expect, what resp...to some external API provided by that external developer (this is the "callback"). The normal FastAPI app Let's first see how the normal API app would look like before adding the callback. It will have a path operation that will receive an Invoice... - https://man.mtool.work/fastapi/0.115/advanced/openapi-callbacks/
- Advanced Middleware 18723
- Advanced Middleware Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . In the main tutorial you read how to add Custom Middleware to your application. And then you al
...so read how to handle CORS with the CORSMiddleware . In this section we'll see how to use other middlewares. Adding ASGI middlewares A...PI is based on Starlette and implements the ASGI specification, you can use any ASGI middleware. A middleware doesn't have to be made for FastAPI or Starlette to work, as long as it follows the ASGI spec. In general, ASGI middlewares are classes th...at expect to receive an ASGI app as the first argument. So, in the documentation for third-party ASGI middlewares they will probably te... - https://man.mtool.work/fastapi/0.115/advanced/middleware/
- External Links and Articles 18519
- External Links and Articles FastAPI has a great community constantly growing. There are many posts, articles, tools, and projects, related to FastAPI . Here's an incomplete list of some of them. Tip If you have an article, project, tool, or
...anything related to FastAPI that is not yet listed here, create a Pull Request adding it . Articles English How to profile a FastAPI asynchron...a Python data layer with Azure Cosmos DB and FastAPI by Abhinav Tripathi - Microsoft Blogs . 10 Tips for adding SQLAlchemy to FastAPI by Donny Peeters . Tips on migrating from Flask to FastAPI and vice-versa by Jessica Temporal . Explore How to Eff...ntainer: serverless simplified by Raf Rasenberg . Authorization on FastAPI with Casbin by Teresa N. Fontanella De Santis . How to monitor FastAPI application performance using Python agent by New Relic . Building the Poll App From Django Tutorial Wi... - https://man.mtool.work/fastapi/0.115/external-links/
- Virtual Environments 17737
- Virtual Environments Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . When you work in Python projects you probably should use a virtual environment (or a similar m
...echanism) to isolate the packages you install for each project. Info If you already know about virtual environments, how to create them...and use them, you might want to skip this section. ? Tip A virtual environment is different than an environment variable . An environment variable is a va...em that can be used by programs. A virtual environment is a directory with some files in it. Info This page will teach you how to use virtual environments and how they work. If you are ready to adopt a tool that manages everything for you (including... - https://man.mtool.work/fastapi/0.115/virtual-environments/
- How To - Recipes 17437
- How To - Recipes Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . Here you will see different recipes or "how to" guides for several topics . Most of these ideas wo
...uld be more or less independent , and in most cases you should only need to study them if they apply directly to your project . If something seems interesting and useful to your project, go ahead an...d check it, but otherwise, you might probably just skip them. Tip If you want to learn FastAPI in a structured way (recommended), go and re... - https://man.mtool.work/fastapi/0.115/how-to/
- Async Tests 17326
- Async Tests Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . You have already seen how to test your FastAPI applications using the provided TestClient . Up to now,
...you have only seen how to write synchronous tests, without using async functions. Being able to use asynchronous functions in your tests could be...useful, for example, when you're querying your database asynchronously. Imagine you want to test sending requests to your FastAPI application and then verify that your backend successfully wrote the correct data in...the database, while using an async database library. Let's look at how we can make that work. pytest.mark.anyio If we want to call asynchronous functions in our tests, our test functions have t... - https://man.mtool.work/fastapi/0.115/advanced/async-tests/
- Bigger Applications - Multiple Files 17033
- Bigger Applications - Multiple Files Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . If you are building an application or a web API, it's rarely the case that you
...can put everything in a single file. FastAPI provides a convenience tool to structure your application while keeping all the flexibility. Info If you come from Flask, this would be the equivale...nt of Flask's Blueprints. An example file structure Let's say you have a file structure like this: . ├── app │ ├── __init__.py...rameters , responses , dependencies , tags , etc. Tip In this example, the variable is called router , but you can name it however you want. We are going to include this APIRouter in the main FastAPI app, but first, let's check the dependencies and... - https://man.mtool.work/fastapi/0.115/tutorial/bigger-applications/
- Configure Swagger UI 16354
- Configure Swagger UI Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . You can configure some extra Swagger UI parameters . To configure them, pass the swagger_ui_pa
...rameters argument when creating the FastAPI() app object or to the get_swagger_ui_html() function. swagger_ui_parameters receives a dictionary with the configurations passed to Swa...gger UI directly. FastAPI converts the configurations to JSON to make them compatible with JavaScript, as that's what Swagger UI needs. Disable Syntax Highlighting For example, yo...} " ) async def read_user ( username : str ): return { "message" : f "Hello { username } " } ...and then Swagger UI won't show the syntax highlighting anymore: Change the Theme The same way you could set the syntax highlighting theme with the key "s... - https://man.mtool.work/fastapi/0.115/how-to/configure-swagger-ui/
- Custom Request and APIRoute class 16325
- Custom Request and APIRoute class Warning The current page still doesn't have a translation for this language. But you can help translating it: Contributing . In some cases, you may want to override the logic used by the Request and APIRout
...e classes. In particular, this may be a good alternative to logic in a middleware. For example, if you want to read or manipulate the request body before it is processed by your appl...ication. Danger This is an "advanced" feature. If you are just starting with FastAPI you might want to skip this section. Use cases Some use cases include: Converting non-JSON request bodies to JSON (e.g. msgpack ). Decompres...gzip-compressed request bodies. Automatically logging all request bodies. Handling custom request body encodings Let's see how to make use of a custom Request subclass to decompress gzip requests. And an APIRoute subclass to use that custom request... - https://man.mtool.work/fastapi/0.115/how-to/custom-request-and-route/