```Python hl_lines="2  7-10 23-25"
from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: bool | None = None


@app.get("/")
def read_root():
    return {"Hello": "World"}


@app.get("/items/{item_id}")
def read_item(item_id: int, q: str | None = None):

```Python hl_lines="2  7-10 23-25"
from fastapi import FastAPI
from pydantic import BaseModel

app = FastAPI()


class Item(BaseModel):
    name: str
    price: float
    is_offer: bool | None = None


@app.get("/")
def read_root():
    return {"Hello": "World"}


@app.get("/items/{item_id}")
def read_item(item_id: int, q: str | None = None):

    }

    public void bool(BoolCall<ElevateWordCQ> boolLambda) {
        bool(boolLambda, null);
    }

    public void bool(BoolCall<ElevateWordCQ> boolLambda, ConditionOptionCall<BoolQueryBuilder> opLambda) {
        ElevateWordCQ mustQuery = new ElevateWordCQ();
        ElevateWordCQ shouldQuery = new ElevateWordCQ();
        ElevateWordCQ mustNotQuery = new ElevateWordCQ();

}

// Compares all the bytes returned by the given readers. Any Read
// errors cause a `false` result. A string describing the error is
// also returned.
func cmpReaders(r1, r2 io.Reader) (bool, string) {
	bufLen := 32 * 1024
	b1, b2 := make([]byte, bufLen), make([]byte, bufLen)
	for i := 0; true; i++ {
		n1, e1 := io.ReadFull(r1, b1)
		n2, e2 := io.ReadFull(r2, b2)
		if n1 != n2 {

			sfx += "_"
		}
		sfx += v
	}

	return string(name) + "_" + sfx
}

func updateResourceMetrics(subSys MetricSubsystem, name MetricName, val float64, labels map[string]string, isCumulative bool) {
	resourceMetricsMapMu.Lock()
	defer resourceMetricsMapMu.Unlock()
	subsysMetrics, found := resourceMetricsMap[subSys]
	if !found {
		subsysMetrics = ResourceMetrics{}
	}

        });
        return defaultQuery;
    }

    /**
     * Creates a default query builder based on the configured query type.
     * @return The default query builder (either dismax or bool query).
     */
    protected DefaultQueryBuilder createDefaultQueryBuilder() {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        if ("dismax".equals(fessConfig.getQueryDefaultQueryType())) {

)

type aggVal struct {
	runningSum             *Value
	runningCount           int64
	runningMax, runningMin *Value

	// Stores if at least one record has been seen
	seen bool
}

func newAggVal(fn FuncName) *aggVal {
	switch fn {
	case aggFnAvg, aggFnSum:
		return &aggVal{runningSum: FromFloat(0)}
	case aggFnMin:
		return &aggVal{runningMin: FromInt(0)}
	case aggFnMax:

    }

    public void bool(BoolCall<ClickLogCQ> boolLambda) {
        bool(boolLambda, null);
    }

    public void bool(BoolCall<ClickLogCQ> boolLambda, ConditionOptionCall<BoolQueryBuilder> opLambda) {
        ClickLogCQ mustQuery = new ClickLogCQ();
        ClickLogCQ shouldQuery = new ClickLogCQ();
        ClickLogCQ mustNotQuery = new ClickLogCQ();
        ClickLogCQ filterQuery = new ClickLogCQ();

			wantErr error
		}
		testFnc any // testHeader | testWrite | testReadFrom | testClose
	)

	vectors := []struct {
		file     string // Optional filename of expected output
		obscured bool   // Whether file is obscured
		tests    []testFnc
	}{{
		// The writer test file was produced with this command:
		// tar (GNU tar) 1.26
		//   ln -s small.txt link.txt

				grid.PutByteBuffer(buf.Bytes())
				return
			}
		}
	}()
	peers, _ := newPeerRestClients(globalEndpoints)
	err := globalHTTPListen.Subscribe(mask, localCh, ctx.Done(), func(ev event.Event) bool {
		if ev.S3.Bucket.Name != "" && bucketName != "" {
			if ev.S3.Bucket.Name != bucketName {
				return false
			}
		}
		return rulesMap.MatchSimple(ev.EventName, ev.S3.Object.Key)
	})
	if err != nil {