from fastapi import FastAPI, Path
from typing_extensions import Annotated

app = FastAPI()


@app.get("/items/{item_id}")
async def read_items(
    item_id: Annotated[int, Path(title="The ID of the item to get", gt=0, le=1000)],
    q: str,
):
    results = {"item_id": item_id}
    if q:
        results.update({"q": q})

def main(user_id: str):
    return user_id


# Een Pydantic model
class User(BaseModel):
    id: int
    name: str
    joined: date
```

Vervolgens kan je het op deze manier gebruiken:

```Python
my_user: User = User(id=3, name="John Doe", joined="2018-07-19")

second_user_data = {
    "id": 4,
    "name": "Mary",
    "joined": "2018-11-30",
}

my_second_user: User = User(**second_user_data)

		return
	}

	// Create a map of updated set of rules in request
	updatedRules := make(map[string]lifecycle.Rule, len(bucketLifecycle.Rules))
	for _, rule := range bucketLifecycle.Rules {
		updatedRules[rule.ID] = rule
	}

	// Get list of rules for the bucket from disk
	meta, err := globalBucketMetadataSys.GetConfigFromDisk(ctx, bucket)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return

var errIAMNotInitialized = errors.New("IAM sub-system is being initialized, please try again")

// error returned when upload id not found
var errUploadIDNotFound = errors.New("Specified Upload ID is not found")

// error returned when PartNumber is greater than the maximum allowed 10000 parts
var errInvalidMaxParts = errors.New("Part number is greater than the maximum allowed 10000 parts")

    ArtifactRepository createLocalRepository(File localRepository) throws InvalidRepositoryException;

    ArtifactRepository createArtifactRepository(
            String id,
            String url,
            ArtifactRepositoryLayout repositoryLayout,
            ArtifactRepositoryPolicy snapshots,
            ArtifactRepositoryPolicy releases);

    /**

        <section class="content">
            <la:form action="/admin/dataconfig/">
                <la:hidden property="crudMode"/>
                <c:if test="${crudMode==2}">
                    <la:hidden property="id"/>
                    <la:hidden property="versionNo"/>
                </c:if>
                <la:hidden property="createdBy"/>
                <la:hidden property="createdTime"/>

                    </div>
                </div>
            </div>
        </div>
        <section class="content">
            <div class="row">
                <div class="col-md-12">
                    <la:info id="msg" message="true">
                        <div class="alert alert-info">${msg}</div>
                    </la:info>
                    <la:errors property="_global"/>
                </div>

                <la:hidden property="crudMode"/>
                <la:hidden property="dictId"/>
                <c:if test="${crudMode==2 || crudMode==3 || crudMode==4}">
                    <la:hidden property="id"/>
                </c:if>
                <div class="row">
                    <div class="col-md-12">
                        <div

        }
    }

    public OptionalEntity<DictionaryFile<? extends DictionaryItem>> getDictionaryFile(final String id) {
        for (final DictionaryFile<? extends DictionaryItem> dictFile : getDictionaryFiles()) {
            if (dictFile.getId().equals(id)) {
                return OptionalEntity.of(dictFile);
            }
        }
        return OptionalEntity.empty();
    }

import jakarta.validation.constraints.Size;

/**
 * @author Keiichi Watanabe
 */
public class EditForm extends CreateForm {

    @Required
    @Size(max = 1000)
    public String id;

    @Size(max = 1000)
    public String updatedBy;

    @ValidateTypeFailure
    public Long updatedTime;

    @Required
    @ValidateTypeFailure
    public Integer versionNo;