From 1673b3ec118d5b7efe4865d1d752ff2a878282c6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sebasti=C3=A1n=20Ram=C3=ADrez?= Date: Sat, 14 May 2022 14:53:50 -0500 Subject: [PATCH] =?UTF-8?q?=F0=9F=93=9D=20Update=20release=20notes?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- docs/en/docs/release-notes.md | 106 ++++++++++++++++++++++++++++++---- 1 file changed, 94 insertions(+), 12 deletions(-) diff --git a/docs/en/docs/release-notes.md b/docs/en/docs/release-notes.md index 81bc21645..a671fe276 100644 --- a/docs/en/docs/release-notes.md +++ b/docs/en/docs/release-notes.md @@ -2,27 +2,109 @@ ## Latest Changes -* ✅ Add tests for required nonable parameters and body fields. PR [#4907](https://github.com/tiangolo/fastapi/pull/4907) by [@tiangolo](https://github.com/tiangolo). -* 📝 Add docs recommending `Union` over `Optional` and migrate source examples. PR [#4908](https://github.com/tiangolo/fastapi/pull/4908) by [@tiangolo](https://github.com/tiangolo). -* ✨ Add support for not needing `...` as default value in required Query(), Path(), Header(), etc.. PR [#4906](https://github.com/tiangolo/fastapi/pull/4906) by [@tiangolo](https://github.com/tiangolo). +### Features + +* ✨ Add support for omitting `...` as default value when declaring required parameters with: + +* `Path()` +* `Query()` +* `Header()` +* `Cookie()` +* `Body()` +* `Form()` +* `File()` + +New docs at [Tutorial - Query Parameters and String Validations - Make it required](https://fastapi.tiangolo.com/tutorial/query-params-str-validations/#make-it-required). PR [#4906](https://github.com/tiangolo/fastapi/pull/4906) by [@tiangolo](https://github.com/tiangolo). + +Up to now, declaring a required parameter while adding additional validation or metadata needed using `...` (Ellipsis). + +For example: + +```Python +from fastapi import Cookie, FastAPI, Header, Path, Query + +app = FastAPI() + + +@app.get("/items/{item_id}") +def main( + item_id: int = Path(default=..., gt=0), + query: str = Query(default=..., max_length=10), + session: str = Cookie(default=..., min_length=3), + x_trace: str = Header(default=..., title="Tracing header"), +): + return {"message": "Hello World"} +``` + +...all these parameters are required because the default value is `...` (Ellipsis). + +But now it's possible and supported to just omit the default value, as would be done with Pydantic fields, and the parameters would still be required. + +✨ For example, this is now supported: + +```Python +from fastapi import Cookie, FastAPI, Header, Path, Query + +app = FastAPI() + + +@app.get("/items/{item_id}") +def main( + item_id: int = Path(gt=0), + query: str = Query(max_length=10), + session: str = Cookie(min_length=3), + x_trace: str = Header(title="Tracing header"), +): + return {"message": "Hello World"} +``` + +To declare parameters as optional (not required), you can set a default value as always, for example using `None`: + +```Python +from typing import Union +from fastapi import Cookie, FastAPI, Header, Path, Query + +app = FastAPI() + + +@app.get("/items/{item_id}") +def main( + item_id: int = Path(gt=0), + query: Union[str, None] = Query(default=None, max_length=10), + session: Union[str, None] = Cookie(default=None, min_length=3), + x_trace: Union[str, None] = Header(default=None, title="Tracing header"), +): + return {"message": "Hello World"} +``` + +### Docs + +* 📝 Add docs recommending `Union` over `Optional` and migrate source examples. New docs at [Python Types Intro - Using `Union` or `Optional`](https://fastapi.tiangolo.com/python-types/#using-union-or-optional). PR [#4908](https://github.com/tiangolo/fastapi/pull/4908) by [@tiangolo](https://github.com/tiangolo). * 🎨 Fix default value as set in tutorial for Path Operations Advanced Configurations. PR [#4899](https://github.com/tiangolo/fastapi/pull/4899) by [@tiangolo](https://github.com/tiangolo). +* 📝 Add documentation for redefined path operations. PR [#4864](https://github.com/tiangolo/fastapi/pull/4864) by [@madkinsz](https://github.com/madkinsz). +* 📝 Updates links for Celery documentation. PR [#4736](https://github.com/tiangolo/fastapi/pull/4736) by [@sammyzord](https://github.com/sammyzord). +* ✏ Fix example code with sets in tutorial for body nested models. PR [#3030](https://github.com/tiangolo/fastapi/pull/3030) by [@hitrust](https://github.com/hitrust). +* ✏ Fix links to Pydantic docs. PR [#4670](https://github.com/tiangolo/fastapi/pull/4670) by [@kinuax](https://github.com/kinuax). +* 📝 Update docs about Swagger UI self-hosting with newer source links. PR [#4813](https://github.com/tiangolo/fastapi/pull/4813) by [@Kastakin](https://github.com/Kastakin). +* 📝 Add link to external article: Building the Poll App From Django Tutorial With FastAPI And React. PR [#4778](https://github.com/tiangolo/fastapi/pull/4778) by [@jbrocher](https://github.com/jbrocher). +* 📝 Add OpenAPI warning to "Body - Fields" docs with extra schema extensions. PR [#4846](https://github.com/tiangolo/fastapi/pull/4846) by [@ml-evs](https://github.com/ml-evs). + +### Translations + +* 🌐 Fix code examples in Japanese translation for `docs/ja/docs/tutorial/testing.md`. PR [#4623](https://github.com/tiangolo/fastapi/pull/4623) by [@hirotoKirimaru](https://github.com/hirotoKirimaru). + +### Internal + * ♻ Refactor dict value extraction to minimize key lookups `fastapi/utils.py`. PR [#3139](https://github.com/tiangolo/fastapi/pull/3139) by [@ShahriyarR](https://github.com/ShahriyarR). +* ✅ Add tests for required nonable parameters and body fields. PR [#4907](https://github.com/tiangolo/fastapi/pull/4907) by [@tiangolo](https://github.com/tiangolo). * 👷 Fix installing Material for MkDocs Insiders in CI. PR [#4897](https://github.com/tiangolo/fastapi/pull/4897) by [@tiangolo](https://github.com/tiangolo). * 👷 Add pre-commit CI instead of custom GitHub Action. PR [#4896](https://github.com/tiangolo/fastapi/pull/4896) by [@tiangolo](https://github.com/tiangolo). * 👷 Add pre-commit GitHub Action workflow. PR [#4895](https://github.com/tiangolo/fastapi/pull/4895) by [@tiangolo](https://github.com/tiangolo). -* 📝 Add documentation for redefined path operations. PR [#4864](https://github.com/tiangolo/fastapi/pull/4864) by [@madkinsz](https://github.com/madkinsz). +* 📝 Add dark mode auto switch to docs based on OS preference. PR [#4869](https://github.com/tiangolo/fastapi/pull/4869) by [@ComicShrimp](https://github.com/ComicShrimp). * 🔥 Remove un-used old pending tests, already covered in other places. PR [#4891](https://github.com/tiangolo/fastapi/pull/4891) by [@tiangolo](https://github.com/tiangolo). * 🔧 Add Python formatting hooks to pre-commit. PR [#4890](https://github.com/tiangolo/fastapi/pull/4890) by [@tiangolo](https://github.com/tiangolo). * 🔧 Add pre-commit with first config and first formatting pass. PR [#4888](https://github.com/tiangolo/fastapi/pull/4888) by [@tiangolo](https://github.com/tiangolo). * 👷 Disable CI installing Material for MkDocs in forks. PR [#4410](https://github.com/tiangolo/fastapi/pull/4410) by [@dolfinus](https://github.com/dolfinus). -* 📝 Add OpenAPI warning to "Body - Fields" docs with extra schema extensions. PR [#4846](https://github.com/tiangolo/fastapi/pull/4846) by [@ml-evs](https://github.com/ml-evs). -* 📝 Add dark mode auto switch to docs based on OS preference. PR [#4869](https://github.com/tiangolo/fastapi/pull/4869) by [@ComicShrimp](https://github.com/ComicShrimp). -* 📝 Update docs about Swagger UI self-hosting with newer source links. PR [#4813](https://github.com/tiangolo/fastapi/pull/4813) by [@Kastakin](https://github.com/Kastakin). -* 📝 Add link to external article: Building the Poll App From Django Tutorial With FastAPI And React. PR [#4778](https://github.com/tiangolo/fastapi/pull/4778) by [@jbrocher](https://github.com/jbrocher). -* 🌐 Fix code examples in Japanese translation for `docs/ja/docs/tutorial/testing.md`. PR [#4623](https://github.com/tiangolo/fastapi/pull/4623) by [@hirotoKirimaru](https://github.com/hirotoKirimaru). -* 📝 Updates links for Celery documentation. PR [#4736](https://github.com/tiangolo/fastapi/pull/4736) by [@sammyzord](https://github.com/sammyzord). -* ✏ Fix example code with sets in tutorial for body nested models. PR [#3030](https://github.com/tiangolo/fastapi/pull/3030) by [@hitrust](https://github.com/hitrust). -* ✏ Fix links to Pydantic docs. PR [#4670](https://github.com/tiangolo/fastapi/pull/4670) by [@kinuax](https://github.com/kinuax). ## 0.77.1