This is not a limitation of **FastAPI**, it's part of the HTTP protocol.

///

## Optional File Upload { #optional-file-upload }

You can make a file optional by using standard type annotations and setting a default value of `None`:

Esta não é uma limitação do **FastAPI**, é parte do protocolo HTTP.

///

## Recapitulando

    response: Response,
    expectedHost: String,
  ) {
    assertThat(response.code).isEqualTo(200)
    assertThat(response.request.url.host).isEqualTo(expectedHost)
    assertThat(response.protocol).isEqualTo(Protocol.HTTP_2)
    response.body.close()
  }

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.smb1;

import jcifs.smb1.Config;

/**
 * Buffer cache implementation for SMB1 protocol operations.
 * Manages a pool of byte buffers to reduce garbage collection overhead.
 *
 * Performance optimizations:
 * - Uses ConcurrentLinkedQueue for O(1) operations
 * - Lock-free operations for better concurrency

Isso não é uma limitação do **FastAPI** , é parte do protocolo HTTP.

///

## Recapitulando

Esto no es una limitación de **FastAPI**, es parte del protocolo HTTP.

///

## Recapitulación

    url = server.url("/")
    setLevel(Level.BASIC)
    server.enqueue(MockResponse())
    val response = client.newCall(request().build()).execute()
    Assumptions.assumeTrue(response.protocol == Protocol.HTTP_2)
    applicationLogs
      .assertLogEqual("--> GET $url")
      .assertLogMatch(Regex("""<-- 200 $url \(\d+ms, 0-byte body\)"""))
      .assertNoMoreLogs()
    networkLogs

 */

package jcifs.smb1.util;

/**
 * Implementation of the RC4 (ARCFOUR) stream cipher algorithm.
 * This class provides RC4 encryption/decryption functionality used in SMB1 protocol operations.
 */
public class RC4 {

    byte[] s;
    int i, j;

    /**
     * Default constructor for RC4 cipher.
     * Call init() to initialize with a key before use.
     */
    public RC4() {

import java.util.Date;

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.Mock;

/**
 * Unit tests for the {@link Info} implementations used by the SMB1
 * protocol handling code.
 */
class InfoTest {

    // A tiny mock to illustrate Mockito interaction patterns.
    @Mock
    private SmbComTransactionResponse transactionMock;

    @BeforeEach
    void setUp() {

Esto no es una limitación de **FastAPI**, es parte del protocolo HTTP.

///

## Resumen