RecordTime:      t,
		}
		store.updateCache(event)
	}

	// Initial LIST comes from the moment of RV=10.
	store.Replace(nil, "10")

	addEvent("key1", 20, now)

	// Force "key1" to rotate our of cache.
	later := now.Add(2 * eventFreshDuration)
	addEvent("key2", 30, later)
	addEvent("key3", 40, later)

	// Force cache resize.
	addEvent("key4", 50, later.Add(time.Second))

```Python hl_lines="2-3"
@app.get('/burgers')
async def read_burgers():
    burgers = await get_burgers(2)
    return burgers
```

### Más detalles técnicos

Es posible que hayas notado que `await` solo se puede usar dentro de las funciones definidas con `async def`.

			return a
		}).Check(t, security.WorkloadKeyCertResourceName, security.RootCertReqResourceName)

		// Ensure we output the certs
		checkCertsWritten(t, dir)

		// We rotate immediately, so we expect these files to be constantly updated
		go sds[security.WorkloadKeyCertResourceName].DrainResponses()
		expectFileChanged(t, filepath.Join(dir, "cert-chain.pem"), filepath.Join(dir, "key.pem"))
	})

		return 0
	}
	var op int16
	switch p.next().ScanToken {
	case lex.LSH:
		op = 0
	case lex.RSH:
		op = 1
	case lex.ARR:
		op = 2
	case lex.ROT:
		// following instructions on ARM64 support rotate right
		// AND, ANDS, TST, BIC, BICS, EON, EOR, ORR, MVN, ORN
		op = 3
	}
	tok := p.next()
	str := tok.String()
	var count int16
	switch tok.ScanToken {
	case scanner.Ident:

		}
		if subtle.ConstantTimeCompare(oldKey, newKey) == 1 && sealedKey.Algorithm == crypto.SealAlgorithm {
			return nil // don't rotate on equal keys if seal algorithm is latest
		}
		sealedKey = objectKey.Seal(newKey, sealedKey.IV, crypto.SSEC.String(), bucket, object)
		crypto.SSEC.CreateMetadata(metadata, sealedKey)
		return nil
	default:

	v := uint64(v64)
	vp := (v & -v) + v
	// Likewise, for the wrapping case.
	vn := ^v
	vpn := (vn & -vn) + vn
	return (v&vp == 0 || vn&vpn == 0) && v != 0
}

// Encode a doubleword rotate mask into mb (mask begin) and
// me (mask end, inclusive). Note, POWER ISA labels bits in
// big endian order.
func encodePPC64RLDCMask(mask int64) (mb, me int) {
	// Determine boundaries and then decode them

	{name: "PopCount16", argLength: 1}, // Count bits in arg[0]
	{name: "PopCount32", argLength: 1}, // Count bits in arg[0]
	{name: "PopCount64", argLength: 1}, // Count bits in arg[0]

	// RotateLeftX instructions rotate the X bits of arg[0] to the left
	// by the low lg_2(X) bits of arg[1], interpreted as an unsigned value.
	// Note that this works out regardless of the bit width or signedness of