kann auch als gültige **FastAPI**-Abhängigkeit verwendet werden.

Tatsächlich verwendet FastAPI diese beiden Dekoratoren intern.

///

## Eine Datenbank-Abhängigkeit mit `yield`.

Sie könnten damit beispielsweise eine Datenbanksession erstellen und diese nach Abschluss schließen.

"onları", "onların", "onu", "onun", "otuz", "oysa", "öyle", "pek", "rağmen", "sadece", "sanki", "sekiz", "seksen", "sen", "senden", "seni", "senin", "siz", "sizden", "sizi", "sizin", "şey", "şeyden", "şeyi", "şeyler", "şöyle", "şu", "şuna", "şunda", "şundan", "şunları", "şunu", "tarafından", "trilyon", "tüm", "üç", "üzere", "var", "vardı", "ve", "veya", "ya", "yani", "yapacak", "yapılan", "yapılması", "yapıyor", "yapmak", "yaptı", "yaptığı", "yaptığını", "yaptıkları", "yedi", "yerine", "yetmiş", "yine",...

"onları", "onların", "onu", "onun", "otuz", "oysa", "öyle", "pek", "rağmen", "sadece", "sanki", "sekiz", "seksen", "sen", "senden", "seni", "senin", "siz", "sizden", "sizi", "sizin", "şey", "şeyden", "şeyi", "şeyler", "şöyle", "şu", "şuna", "şunda", "şundan", "şunları", "şunu", "tarafından", "trilyon", "tüm", "üç", "üzere", "var", "vardı", "ve", "veya", "ya", "yani", "yapacak", "yapılan", "yapılması", "yapıyor", "yapmak", "yaptı", "yaptığı", "yaptığını", "yaptıkları", "yedi", "yerine", "yetmiş", "yine",...

In vielen Fällen kennen Sie möglicherweise bereits die Antwort auf diese Fragen. 🤓

Wenn Sie vielen Menschen bei ihren Fragen helfen, werden Sie offizieller [FastAPI-Experte](fastapi-people.md#experten){.internal-link target=_blank}. 🎉

* Jedes Programm, jeder Code **kann nur dann Dinge tun**, wenn er **ausgeführt** wird, wenn also ein **Prozess läuft**.
* Der Prozess kann von Ihnen oder vom Betriebssystem **terminiert** („beendet“, „gekillt“) werden. An diesem Punkt hört es auf zu laufen/ausgeführt zu werden und kann **keine Dinge mehr tun**.

Sie könnten immer noch Code sehen, der den alten Namen verwendet:

//// tab | Python 3.10+ Pydantic v1

```Python hl_lines="11"
{!> ../../docs_src/query_params_str_validations/tutorial004_an_py310_regex.py!}
```

////

Beachten Sie aber, dass das deprecated ist, und zum neuen Namen `pattern` geändert werden sollte. 🤓

## Defaultwerte

other, trying every door, she walked sadly down the middle,
wondering how she was ever to get out again.

  Suddenly she came upon a little three-legged table, all made of
solid glass; there was nothing on it except a tiny golden key,
and Alice's first thought was that it might belong to one of the
doors of the hall; but, alas! either the locks were too large, or
the key was too small, but at any rate it would not open any of

labels.q=Anfrage
labels.roles=Rollen
labels.suggestSearchLog=Protokoll mit Suchvorschlägen
labels.suggestWord=Wort vorschlagen
labels.targetLabel=Label
labels.term=Begriff
labels.fields=Felder
labels.ex_q=Erweiterte Query
labels.ldapProviderUrl=LDAP-URL
labels.ldapSecurityPrincipal=Benutzer-DN
labels.ldapAdminSecurityPrincipal=Bind-DN
labels.ldapAdminSecurityCredentials=Passwort
labels.ldapBaseDn=Basis-DN

github.com/charmbracelet/x/ansi v0.2.3/go.mod h1:dk73KoMTT5AX5BsX0KrqhsTqAnhZZoCBjs7dGWp4Ktw=
github.com/charmbracelet/x/exp/golden v0.0.0-20240815200342-61de596daa2b h1:MnAMdlwSltxJyULnrYbkZpp4k58Co7Tah3ciKhSNo0Q=
github.com/charmbracelet/x/exp/golden v0.0.0-20240815200342-61de596daa2b/go.mod h1:wDlXFlCrmJ8J+swcL/MnGUuYnqgQdW9rhSD61oNMb6U=
github.com/charmbracelet/x/term v0.2.0 h1:cNB9Ot9q8I711MyZ7myUR5HFWL/lc3OpU8jZ4hwm0x0=

LT",lastWeek:"dddd [t\u025bm\u025bnen l\u025br\u025b] LT",sameElse:"L"},relativeTime:{future:"%s k\u0254n\u0254",past:"a b\u025b %s b\u0254",s:"sanga dama dama",ss:"sekondi %d",m:"miniti kelen",mm:"miniti %d",h:"l\u025br\u025b kelen",hh:"l\u025br\u025b %d",d:"tile kelen",dd:"tile %d",M:"kalo kelen",MM:"kalo %d",y:"san kelen",yy:"san %d"},week:{dow:1,doy:4}});var fs={1:"\u09e7",2:"\u09e8",3:"\u09e9",4:"\u09ea",5:"\u09eb",6:"\u09ec",7:"\u09ed",8:"\u09ee",9:"\u09ef",0:"\u09e6"},ps={"\u09e7":"1","\u09e8":...