//// tab | Python 3.9+

```Python hl_lines="11  18-20"
{!> ../../docs_src/request_files/tutorial003_an_py39.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="12  19-21"
{!> ../../docs_src/request_files/tutorial003_an.py!}
```

////

//// tab | Python 3.9+ nicht annotiert

/// tip | "Tipp"

//// tab | Python 3.9+

```Python hl_lines="11  18-20"
{!> ../../docs_src/request_files/tutorial003_an_py39.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="12  19-21"
{!> ../../docs_src/request_files/tutorial003_an.py!}
```

////

//// tab | Python 3.9+ non-Annotated

/// tip | Dica

    }
  }

  @Test
  fun setStatusControlsWholeStatusLine() {
    val response = MockResponse().setStatus("HTTP/1.1 202 That'll do pig")
    assertThat(headersToList(response)).containsExactly("Content-Length: 0")
    assertThat(response.status).isEqualTo("HTTP/1.1 202 That'll do pig")
  }

  @Test
  fun setBodyAdjustsHeaders() {
    val response = MockResponse().setBody("ABC")

    }
  }

  @Test
  fun setStatusControlsWholeStatusLine() {
    val builder = MockResponse.Builder().status("HTTP/1.1 202 That'll do pig")
    assertThat(headersToList(builder)).containsExactly("Content-Length: 0")
    assertThat(builder.status).isEqualTo("HTTP/1.1 202 That'll do pig")
  }

  @Test
  fun setBodyAdjustsHeaders() {
    val builder = MockResponse.Builder().body("ABC")

    X1277,
    X1278,
    X1279,
    X1280,
    X1281,
    X1282,
    X1283,
    X1284,
    X1285,
    X1286,
    X1287,
    X1288,
    X1289,
    X1290,
    X1291,
    X1292,
    X1293,
    X1294,
    X1295,
    X1296,
    X1297,
    X1298,
    X1299,
    X1300,
    X1301,
    X1302,
    X1303,
    X1304,
    X1305,

//// tab | Python 3.9+

```Python hl_lines="11  18-20"
{!> ../../docs_src/request_files/tutorial003_an_py39.py!}
```

////

//// tab | Python 3.8+

```Python hl_lines="12  19-21"
{!> ../../docs_src/request_files/tutorial003_an.py!}
```

////

//// tab | Python 3.9+ non-Annotated

/// tip

/// tip

We are using port 9999 instead of the standard HTTP port 80 so that you don't have to run it with admin (`sudo`) privileges.

///

Now create that other file `routes.toml`:

```TOML hl_lines="5  12  20"
[http]
  [http.middlewares]

    [http.middlewares.api-stripprefix.stripPrefix]
      prefixes = ["/api/v1"]

  [http.routers]

    [http.routers.app-http]
      entryPoints = ["http"]