It doesn't matter. **FastAPI** will know what to do.

/// note

If you don't know, check the [Async: *"In a hurry?"*](../../async.md#in-a-hurry){.internal-link target=_blank} section about `async` and `await` in the docs.

///

## Integrated with OpenAPI

```Python hl_lines="7"
{!../../docs_src/first_steps/tutorial003.py!}
```

/// note

Si vous ne connaissez pas la différence, allez voir la section [Concurrence : *"Vous êtes pressés ?"*](../async.md#vous-etes-presses){.internal-link target=_blank}.

///

### Étape 5 : retourner le contenu

```Python hl_lines="8"

package com.google.common.graph;

import static com.google.common.graph.GraphConstants.ENDPOINTS_MISMATCH;
import static com.google.common.graph.TestUtil.assertEdgeNotInGraphErrorMessage;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.TruthJUnit.assume;
import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

package com.google.common.graph;

import static com.google.common.graph.GraphConstants.ENDPOINTS_MISMATCH;
import static com.google.common.graph.TestUtil.assertEdgeNotInGraphErrorMessage;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.TruthJUnit.assume;
import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

package com.google.common.collect.testing.google;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.collect.Lists.newArrayList;
import static com.google.common.collect.Sets.newHashSet;
import static com.google.common.collect.Sets.newTreeSet;
import static com.google.common.collect.testing.SampleElements.Strings.AFTER_LAST;
import static com.google.common.collect.testing.SampleElements.Strings.AFTER_LAST_2;

    public static final int ACB_WSTRUST = 128;
    public static final int ACB_SVRTRUST = 256;
    public static final int ACB_PWNOEXP = 512;
    public static final int ACB_AUTOLOCK = 1024;
    public static final int ACB_ENC_TXT_PWD_ALLOWED = 2048;
    public static final int ACB_SMARTCARD_REQUIRED = 4096;
    public static final int ACB_TRUSTED_FOR_DELEGATION = 8192;
    public static final int ACB_NOT_DELEGATED = 16384;

 */

package com.google.common.io;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.io.SourceSinkFactory.ByteSinkFactory;
import static com.google.common.io.SourceSinkFactory.ByteSourceFactory;
import static com.google.common.io.SourceSinkFactory.CharSinkFactory;
import static com.google.common.io.SourceSinkFactory.CharSourceFactory;
import static java.lang.Math.min;

    public static final int ACB_WSTRUST = 128;
    public static final int ACB_SVRTRUST = 256;
    public static final int ACB_PWNOEXP = 512;
    public static final int ACB_AUTOLOCK = 1024;
    public static final int ACB_ENC_TXT_PWD_ALLOWED = 2048;
    public static final int ACB_SMARTCARD_REQUIRED = 4096;
    public static final int ACB_TRUSTED_FOR_DELEGATION = 8192;
    public static final int ACB_NOT_DELEGATED = 16384;

     */
    public static final String OS_FAMILY;

    /**
     * Boolean indicating if the running OS is a Windows system.
     */
    public static final boolean IS_WINDOWS;

    /**
     * OS family that can be tested for. {@value}
     */
    private static final String FAMILY_WINDOWS = "windows";

    /**
     * OS family that can be tested for. {@value}
     */

    return files


def generate_renamed_section_items(
    items: List[Union[Page, Section, Link]], *, config: MkDocsConfig
) -> List[Union[Page, Section, Link]]:
    new_items: List[Union[Page, Section, Link]] = []
    for item in items:
        if isinstance(item, Section):
            new_title = item.title
            new_children = generate_renamed_section_items(item.children, config=config)