Validações específicas para textos:

* `min_length`
* `max_length`
* `regex`

Nesses exemplos você viu como declarar validações em valores do tipo `str`.

    visibility = ["//visibility:public"],
)

config_setting(
    name = "haswell",
    values = {"cpu": "haswell"},
    visibility = ["//visibility:public"],
)

# This condition takes precedence over :linux_x86_64
config_setting(
    name = "linux_x86_64_no_sse",
    constraint_values = if_google(
        ["//third_party/bazel_platforms/os:linux"],
        [],
    ),
    values = {
        "cpu": "k8",

| Path            | Description                                   |
|-----------------|-----------------------------------------------|
| `/api/requests` | Metrics over all requests.                    |
| `/bucket/api`   | Metrics over all requests for a given bucket. |

#### `/api/requests`

---

<div style="text-align: left; direction: ltr;">"I’m over the moon excited about <strong>FastAPI</strong>. It’s so fun!"</div>

org.slf4j:jcl-over-slf4j
org.slf4j:jul-to-slf4j
org.slf4j:log4j-over-slf4j
org.slf4j:slf4j-api
 Copyright (c) 2004-2017 QOS.ch
 All rights reserved.

 Permission is hereby granted, free  of charge, to any person obtaining

                        if (contentLength > maxLength) {
                            throw new MaxLengthExceededException("The content length (" + contentLength + " byte) is over " + maxLength
                                    + " byte. The url is " + robotTxtUrl);
                        }
                    }
                }

                if (httpEntity != null) {

  /**
   * <a
   * href="https://developer.apple.com/library/archive/documentation/NetworkingInternet/Conceptual/iPhoneOTAConfiguration/profile-service/profile-service.html">Apple
   * over-the-air mobile configuration profiles</a>.
   *
   * @since 18.0
   */
  public static final MediaType APPLE_MOBILE_CONFIG =
      createConstant(APPLICATION_TYPE, "x-apple-aspen-config");

  /**
   * <a

software used on network servers, this result may fail to come about.
The GNU General Public License permits making a modified version and
letting the public access it on a server without ever releasing its
source code to the public.

  The GNU Affero General Public License is designed specifically to
ensure that, in such cases, the modified source code becomes available

                    for param in parameters
                    if param.get("required")
                }
                # Make sure required definitions of the same parameter take precedence
                # over non-required definitions
                all_parameters.update(required_parameters)
                operation["parameters"] = list(all_parameters.values())
            if method in METHODS_WITH_BODY:

#### Revisa el `openapi.json`

Si sientes curiosidad por saber cómo se ve el schema de OpenAPI en bruto, FastAPI genera automáticamente un (schema) JSON con la descripción de todo tu API.

Lo puedes ver directamente en: <a href="http://127.0.0.1:8000/openapi.json" class="external-link" target="_blank">http://127.0.0.1:8000/openapi.json</a>.

Esto te mostrará un JSON que comienza con algo como:

```JSON
{