set to "-", storageClassName: "", which disables dynamic provisioning ## If undefined (the default) or set to null, no storageClassName spec is ## set, choosing the default provisioner. (gp2 on AWS, standard on ## GKE, AWS & OpenStack) ## ## Storage class of PV to bind. By default it looks for standard storage class. ## If the PV uses a different storage class, specify that here. storageClass: "" VolumeName: "" accessMode: ReadWriteOnce size: 500Gi ## If subPath is set mount a sub folder of a volume...

set to "-", storageClassName: "", which disables dynamic provisioning ## If undefined (the default) or set to null, no storageClassName spec is ## set, choosing the default provisioner. (gp2 on AWS, standard on ## GKE, AWS & OpenStack) ## ## Storage class of PV to bind. By default it looks for standard storage class. ## If the PV uses a different storage class, specify that here. storageClass: "" VolumeName: "" accessMode: ReadWriteOnce size: 500Gi ## If subPath is set mount a sub folder of a volume...

set to "-", storageClassName: "", which disables dynamic provisioning ## If undefined (the default) or set to null, no storageClassName spec is ## set, choosing the default provisioner. (gp2 on AWS, standard on ## GKE, AWS & OpenStack) ## ## Storage class of PV to bind. By default it looks for standard storage class. ## If the PV uses a different storage class, specify that here. storageClass: "" VolumeName: "" accessMode: ReadWriteOnce size: 500Gi ## If subPath is set mount a sub folder of a volume...

set to "-", storageClassName: "", which disables dynamic provisioning ## If undefined (the default) or set to null, no storageClassName spec is ## set, choosing the default provisioner. (gp2 on AWS, standard on ## GKE, AWS & OpenStack) ## ## Storage class of PV to bind. By default it looks for standard storage class. ## If the PV uses a different storage class, specify that here. storageClass: "" VolumeName: "" accessMode: ReadWriteOnce size: 500Gi ## If subPath is set mount a sub folder of a volume...

<div class="termy">

```console
$ pip install "uvicorn[standard]"

---> 100%
```

</div>

## 示例

### 创建

* 创建一个 `main.py` 文件并写入以下内容:

```Python
from typing import Union

from fastapi import FastAPI

app = FastAPI()

Desde Python 3.9, `Annotated` es parte de la standard library, así que puedes importarlo desde `typing`.

{* ../../docs_src/python_types/tutorial013_py39.py hl[1,4] *}

    <variant.jvmEnvironmentVariantName>android</variant.jvmEnvironmentVariantName>
    <otherVariant.version>999.0.0-HEAD-jre-SNAPSHOT</otherVariant.version>
    <otherVariant.jvmEnvironment>standard-jvm</otherVariant.jvmEnvironment>
    <otherVariant.jvmEnvironmentVariantName>jre</otherVariant.jvmEnvironmentVariantName>
  </properties>
  <dependencyManagement>
    <dependencies>
      <dependency>

      --add-opens java.base/java.util=ALL-UNNAMED
      --add-opens java.base/sun.security.jca=ALL-UNNAMED
    </test.add.opens>
    <module.status>integration</module.status>
    <variant.jvmEnvironment>standard-jvm</variant.jvmEnvironment>
    <variant.jvmEnvironmentVariantName>jre</variant.jvmEnvironmentVariantName>
    <otherVariant.version>999.0.0-HEAD-android-SNAPSHOT</otherVariant.version>

///

Por ejemplo, este validador personalizado comprueba que el ID del ítem empiece con `isbn-` para un número de libro <abbr title="International Standard Book Number – Número Estándar Internacional de Libro">ISBN</abbr> o con `imdb-` para un ID de URL de película de <abbr title="IMDB (Internet Movie Database) es un sitio web con información sobre películas">IMDB</abbr>:

	if userDefined["content-type"] == "" {
		userDefined["content-type"] = mimedb.TypeByExtension(path.Ext(object))
	}

	// if storageClass is standard no need to save it as part of metadata.
	if userDefined[xhttp.AmzStorageClass] == storageclass.STANDARD {
		delete(userDefined, xhttp.AmzStorageClass)
	}

	if opts.WantChecksum != nil && opts.WantChecksum.Type.IsSet() {