## Validação de dados

Mas se você abrir o seu navegador em <a href="http://127.0.0.1:8000/items/foo" class="external-link" target="_blank">http://127.0.0.1:8000/items/foo</a>, você verá um belo erro HTTP:

```JSON
{
    "detail": [
        {
            "loc": [

</a>
<a href="https://pypi.org/project/fastapi" target="_blank">
    <img src="https://img.shields.io/pypi/pyversions/fastapi.svg?color=%2334D058" alt="Supported Python versions">
</a>
</p>

---

**Documentation**: <a href="https://fastapi.tiangolo.com" target="_blank">https://fastapi.tiangolo.com</a>

**Source Code**: <a href="https://github.com/fastapi/fastapi" target="_blank">https://github.com/fastapi/fastapi</a>

   * header to create the request URL.
   *
   * For HTTP proxy requests this will be either an absolute-form string like
   * `http://example.com/index.html` (HTTP proxy) or an authority-form string like
   * `example.com:443` (HTTPS proxy).
   *
   * For OPTIONS requests, this may be an asterisk, `*`.
   */
  public val target: String,
  /** A string like `HTTP/1.1` or `HTTP/2`. */
  public val version: String,

  /** Returns the address of this server, to connect to it as an HTTP proxy. */
  public val proxyAddress: Proxy
    get() = Proxy(Proxy.Type.HTTP, socketAddress)

  /**
   * True if ALPN is used on incoming HTTPS connections to negotiate a protocol like HTTP/1.1 or
   * HTTP/2. This is true by default; set to false to disable negotiation and restrict connections
   * to HTTP/1.1.
   */

![Swagger UI](https://fastapi.tiangolo.com/img/index/index-01-swagger-ui-simple.png)

## 대안 API 문서

또한 여러분은 <a href="http://192.168.99.100/redoc" class="external-link" target="_blank">http://192.168.99.100/redoc</a> 또는 <a href="http://127.0.0.1/redoc" class="external-link" target="_blank">http://127.0.0.1/redoc</a>으로 이동할 수 있습니다(또는, 여러분의 도커 호스트를 이용할 수 있습니다).

// policy file that grants access to the source domain, allowing the client to continue the transaction.
func setCrossDomainPolicyMiddleware(h http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		cxml := crossDomainXML
		if globalServerCtxt.CrossDomainXML != "" {
			cxml = globalServerCtxt.CrossDomainXML
		}

	query.Set(xhttp.AmzSignedHeaders, strings.Join(pSignValues.SignedHeaders, ";"))
	query.Set(xhttp.AmzCredential, cred.AccessKey+SlashSeparator+pSignValues.Credential.getScope())

	defaultSigParams := set.CreateStringSet(
		xhttp.AmzContentSha256,
		xhttp.AmzSecurityToken,
		xhttp.AmzAlgorithm,
		xhttp.AmzDate,
		xhttp.AmzExpires,
		xhttp.AmzSignedHeaders,
		xhttp.AmzCredential,
		xhttp.AmzSignature,
	)

		case xhttp.StorageClass:
		case xhttp.ObjectSize:
		case xhttp.ObjectParts:
		default:
			apiErr = errorCodes.ToAPIErr(ErrInvalidAttributeName)
			argumentName = strings.ToLower(xhttp.AmzObjectAttributes)
			argumentValue = tag
			valid = false
			return
		}
	}

	return
}

func parseObjectAttributes(h http.Header) (attributes map[string]struct{}) {
	attributes = make(map[string]struct{})

<a href="https://pypi.org/project/fastapi" target="_blank">
    <img src="https://img.shields.io/pypi/pyversions/fastapi.svg?color=%2334D058" alt="Supported Python versions">
</a>
</p>

---

**Documentazione**: <a href="https://fastapi.tiangolo.com" target="_blank">https://fastapi.tiangolo.com</a>

**Codice Sorgente**: <a href="https://github.com/fastapi/fastapi" target="_blank">https://github.com/fastapi/fastapi</a>

---

 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,