=== "Python 3.8+"

    ```Python hl_lines="1  8"
    {!> ../../../docs_src/extra_models/tutorial005.py!}
    ```

## Zusammenfassung

Verwenden Sie gerne mehrere Pydantic-Modelle und vererben Sie je nach Bedarf.

### Docs

* 📝 Update docs about async and response-model with more gender neutral language. PR [#1869](https://github.com/tiangolo/fastapi/pull/1869) by [@Edward-Knight](https://github.com/Edward-Knight).

### Translations

* 🌐 Add Russian translation for `docs/python-types.md`. PR [#3039](https://github.com/tiangolo/fastapi/pull/3039) by [@dukkee](https://github.com/dukkee).

    assertThat(requestA.sequenceNumber).isEqualTo(0)
    val requestB = server.takeRequest()
    assertThat(requestB.sequenceNumber).isEqualTo(1)
  }

  /**
   * The RFC is unclear in this regard as it only specifies that this should invalidate the cache
   * entry (if any).
   */
  @Test
  fun bodyPermittedOnDelete() {
    server.enqueue(MockResponse())
    val response =
      getResponse(