```Python hl_lines="10"
{!> ../../docs_src/query_params/tutorial006.py!}
```

////

In this case, there are 3 query parameters:

* `needy`, a required `str`.
* `skip`, an `int` with a default value of `0`.
* `limit`, an optional `int`.

/// tip

You could also use `Enum`s the same way as with [Path Parameters](path-params.md#predefined-values){.internal-link target=_blank}.

from fastapi import FastAPI

app = FastAPI()


@app.get("/items/{item_id}")
async def read_item(item_id: int):

        // just carry-on as-is
        if (!recessive.getPlugins().isEmpty()) {
            metadata.setPlugins(new ArrayList<>(recessive.getPlugins()));
        }
    }

    private static int getBuildNumber(Metadata metadata) {
        int number = 0;

        Versioning versioning = metadata.getVersioning();
        if (versioning != null) {
            Snapshot snapshot = versioning.getSnapshot();

def get_name_with_age(name: str, age: int):
    name_with_age = name + " is this old: " + age

        .withRefreshes(ImmutableSet.of(DurationSpec.of(1, SECONDS), DurationSpec.of(1, DAYS)));
  }

  private static void warmUp(LoadingCache<Object, Object> cache, int minimum, int maximum) {
    for (int i = minimum; i < maximum; i++) {
      cache.getUnchecked(i);
    }
  }

  private Entry<Object, Object> entryOf(Object key, Object value) {
    return Maps.immutableEntry(key, value);
  }

    }

    abstract void forEachRemaining(Consumer<? super E> action);

    abstract boolean tryAdvance(Consumer<? super E> action);

    abstract @Nullable GeneralSpliterator<E> trySplit();

    final int characteristics() {
      return spliterator.characteristics();
    }

    final long estimateSize() {
      return spliterator.estimateSize();
    }

    final Comparator<? super E> getComparator() {

    }

    abstract void forEachRemaining(Consumer<? super E> action);

    abstract boolean tryAdvance(Consumer<? super E> action);

    abstract @Nullable GeneralSpliterator<E> trySplit();

    final int characteristics() {
      return spliterator.characteristics();
    }

    final long estimateSize() {
      return spliterator.estimateSize();
    }

    final Comparator<? super E> getComparator() {

        .withRefreshes(ImmutableSet.of(DurationSpec.of(1, SECONDS), DurationSpec.of(1, DAYS)));
  }

  private static void warmUp(LoadingCache<Object, Object> cache, int minimum, int maximum) {
    for (int i = minimum; i < maximum; i++) {
      cache.getUnchecked(i);
    }
  }

  private Entry<Object, Object> entryOf(Object key, Object value) {
    return Maps.immutableEntry(key, value);
  }

    }

    protected void setBaseVersionInternal(String baseVersion) {
        this.baseVersion = ArtifactUtils.toSnapshotVersion(baseVersion);
    }

    @Override
    public int compareTo(Artifact a) {
        int result = groupId.compareTo(a.getGroupId());
        if (result == 0) {
            result = artifactId.compareTo(a.getArtifactId());
            if (result == 0) {

            value = defaultValue;
        } else {
            value = obj.toString();
        }

        return value;
    }

    public int getAsInt(final String key, final int defaultValue) {
        final Object obj = get(key);

        final int value;
        if (obj == null) {
            value = defaultValue;
        } else {
            value = Integer.parseInt(obj.toString());
        }