Pero `open()` no usa `async` y `await`.

Por eso, declaramos la función manejadora del evento con `def` estándar en vez de `async def`.

///

### `startup` y `shutdown` juntos

Hay una gran posibilidad de que la lógica para tu *startup* y *shutdown* esté conectada, podrías querer iniciar algo y luego finalizarlo, adquirir un recurso y luego liberarlo, etc.

   * href="https://url.spec.whatwg.org/#syntax-url-path-segment">URL path segments</a>. The returned
   * escaper escapes all non-ASCII characters, even though <a
   * href="https://url.spec.whatwg.org/#url-code-points">many of these are accepted in modern
   * URLs</a>. (<a href="https://url.spec.whatwg.org/#path-state">If the escaper were to leave these
   * characters unescaped, they would be escaped by the consumer at parse time, anyway.</a>)

# under the License.

# -----------------------------------------------------------------------------
# Apache Maven Startup Script
#
# Environment Variable Prerequisites
#
#   JAVA_HOME           (Optional) Points to a Java installation.
#   MAVEN_ARGS          (Optional) Arguments passed to Maven before CLI arguments.
#   MAVEN_OPTS          (Optional) Java runtime options used when Maven is executed.

	Parts []ObjectPartInfo `json:"parts,omitempty"`

	// Dummy values used for legacy use cases.
	VersionID string `json:"versionId,omitempty"`
	DataDir   string `json:"dataDir,omitempty"` // always points to "legacy"
}

// StatInfo - carries stat information of the object.
type StatInfo struct {
	Size    int64     `json:"size"`    // Size of the object `xl.meta`.

```sh
ufw allow 9000
```

Below command enables all incoming traffic to ports ranging from 9000 to 9010.

```sh
ufw allow 9000:9010/tcp
```

### firewall-cmd

For hosts with firewall-cmd enabled (CentOS), you can use `firewall-cmd` command to allow traffic to specific ports. Use below commands to allow access to port 9000

@REM -----------------------------------------------------------------------------
@REM Apache Maven Startup Script
@REM
@REM Environment Variable Prerequisites
@REM
@REM   JAVA_HOME         (Optional) Points to a Java installation.
@REM   MAVEN_ARGS        (Optional) Arguments passed to Maven before CLI arguments.
@REM   MAVEN_BATCH_ECHO  (Optional) Set to 'on' to enable the echoing of the batch commands.

The assembler uses them to hold temporary values when assembling some instructions.
</p>

<p>
<code>R13</code> points to the <code>g</code> (goroutine) structure.
This register must be referred to as <code>g</code>; the name <code>R13</code> is not recognized.
</p>

<p>
<code>R15</code> points to the stack frame and should typically only be accessed using the
virtual registers <code>SP</code> and <code>FP</code>.
</p>

        assertEquals(9, SMBUtil.readInt2(buffer, bodyOffset));

        // Verify tree flags (0)
        assertEquals(0, SMBUtil.readInt2(buffer, bodyOffset + 2));

        // Verify path offset (points to after the 8-byte structure)
        int expectedPathOffset = bodyOffset + 8 - headerStart;
        assertEquals(expectedPathOffset, SMBUtil.readInt2(buffer, bodyOffset + 4));

        // Verify path length

	if err := checkListObjsArgs(ctx, o.Bucket, o.Prefix, o.Marker); err != nil {
		return entries, err
	}

	// Marker points to before the prefix, just ignore it.
	if o.Marker < o.Prefix {
		o.Marker = ""
	}

	// Marker is set validate pre-condition.
	if o.Marker != "" && o.Prefix != "" {

Así que, es realmente importante que realmente leas y ejecutes el código, y me hagas saber en los comentarios que lo hiciste. 🤓

///