app = FastAPI()
        internal_router = APIRouter()
        users_router = APIRouter()

        @users_router.get("/users/")
        def read_users():
            return [{"name": "Rick"}, {"name": "Morty"}]

        internal_router.include_router(users_router)
        app.include_router(internal_router)
        ```
        """
        if prefix:

Sie können die `APIRouter`-Klasse direkt von `fastapi` importieren:

```python
from fastapi import APIRouter
```

::: fastapi.APIRouter
    options:
        members:
            - websocket
            - include_router
            - get
            - put
            - post
            - delete
            - options
            - head
            - patch
            - trace

You can import the `APIRouter` class directly from `fastapi`:

```python
from fastapi import APIRouter
```

::: fastapi.APIRouter
    options:
        members:
            - websocket
            - include_router
            - get
            - put
            - post
            - delete
            - options
            - head
            - patch
            - trace

  }

  public void testConverter_nullConversions() {
    for (CaseFormat outer : CaseFormat.values()) {
      for (CaseFormat inner : CaseFormat.values()) {
        assertNull(outer.converterTo(inner).convert(null));
        assertNull(outer.converterTo(inner).reverse().convert(null));
      }
    }
  }

  public void testConverter_toString() {
    assertEquals(

    options:
        members:
            - openapi_version
            - webhooks
            - state
            - dependency_overrides
            - openapi
            - websocket
            - include_router
            - get
            - put
            - post
            - delete
            - options
            - head
            - patch
            - trace
            - on_event
            - middleware

from fastapi import APIRouter, Body

router = APIRouter()


@router.post("/compute")
def compute(a: int = Body(), b: str = Body()):

from fastapi import APIRouter

router = APIRouter()


@router.post("/")
async def update_admin():

from fastapi import APIRouter

router = APIRouter()


@router.post("/")
async def update_admin():

        then:
        name == 'org.gradle.SomeClass.Outer.Sibling'
        _ * classMetaData.innerClassNames >> []
        _ * classMetaData.outerClassName >> 'org.gradle.SomeClass.Outer'
        _ * metaDataRepository.get('org.gradle.SomeClass.Outer') >> outerClass
        _ * outerClass.innerClassNames >> ['org.gradle.SomeClass.Outer.Sibling']
    }

    def resolvesUnqualifiedNameToJavaLangPackage() {

```

## Benutzerdefinierte `APIRoute`-Klasse in einem Router

Sie können auch den Parameter `route_class` eines `APIRouter` festlegen:

```Python hl_lines="26"
{!../../../docs_src/custom_request_and_route/tutorial003.py!}
```