)
def invoice_notification(body: InvoiceEvent):
    pass  # pragma: nocover


class Event(BaseModel):
    name: str
    total: float


events_callback_router = APIRouter()


@events_callback_router.get("{$callback_url}/events/{$request.body.title}")
def event_callback(event: Event):
    pass  # pragma: nocover


subrouter = APIRouter()

* «the return type»: «der Rückgabetyp»
* «the return value»: «der Rückgabewert»
* «the startup» (the event of the app): «der Startup»
* «the shutdown» (the event of the app): «der Shutdown»
* «the startup event»: «das Startup-Event»
* «the shutdown event»: «das Shutdown-Event»
* «the startup» (of the server): «das Hochfahren»
* «the startup» (the company): «das Startup»
* «the SDK»: «das SDK»

          echo "commands=$(python ./scripts/translate.py commands-json)" >> $GITHUB_OUTPUT
        env:
          LANGUAGE: ${{ github.event.inputs.language }}
          COMMAND: ${{ github.event.inputs.command }}

  translate:
    if: github.repository_owner == 'fastapi'
    needs: langs
    runs-on: ubuntu-latest
    strategy:
      matrix:

                    "operationId": "create_invoice_invoices__post",
                    "parameters": [
                        {
                            "required": False,

</p>
<p align="center">
<a href="https://github.com/fastapi/fastapi/actions?query=workflow%3ATest+event%3Apush+branch%3Amaster" target="_blank">
    <img src="https://github.com/fastapi/fastapi/actions/workflows/test.yml/badge.svg?event=push&branch=master" alt="Test">
</a>
<a href="https://coverage-badge.samuelcolvin.workers.dev/redirect/fastapi/fastapi" target="_blank">

        on_event is deprecated, use lifespan event handlers instead.

        Read more about it in the
        [FastAPI docs for Lifespan Events](https://fastapi.tiangolo.com/advanced/events/).
        """
    )
    def on_event(
        self,
        event_type: Annotated[
            str,
            Doc(
                """
                The type of event. `startup` or `shutdown`.
                """

## 0.47.1

* Fix model filtering in `response_model`, cloning sub-models. PR [#889](https://github.com/tiangolo/fastapi/pull/889).
* Fix FastAPI serialization of Pydantic models using ORM mode blocking the event loop. PR [#888](https://github.com/tiangolo/fastapi/pull/888).

## 0.47.0