El mismo error aparecería si proporcionaras un `float` en lugar de un `int`, como en: <a href="http://127.0.0.1:8000/items/4.2" class="external-link" target="_blank">http://127.0.0.1:8000/items/4.2</a>

/// check | Revisa

Entonces, con la misma declaración de tipo de Python, **FastAPI** te ofrece validación de datos.

Nota que el error también indica claramente el punto exacto donde la validación falló.

    }

    return closeable;
  }

  /**
   * Stores the given throwable and rethrows it. It will be rethrown as is if it is an {@code
   * IOException}, {@code RuntimeException} or {@code Error}. Otherwise, it will be rethrown wrapped
   * in a {@code RuntimeException}. <b>Note:</b> Be sure to declare all of the checked exception
   * types your try block can throw when calling an overload of this method so as to avoid losing

        buf.enc_ndr_small(1); /* number of items */
        buf.enc_ndr_small(0); /* reserved */
        binding.uuid.encode(buf);
        buf.enc_ndr_short(binding.major);
        buf.enc_ndr_short(binding.minor);
        DCERPC_UUID_SYNTAX_NDR.encode(buf);
        buf.enc_ndr_long(2); /* syntax version */
    }

    @Override
    public void decode_out(final NdrBuffer buf) throws NdrException {

  val size: Int
    get() = encodedNames.size

  @JvmName("-deprecated_size")
  @Deprecated(
    message = "moved to val",
    replaceWith = ReplaceWith(expression = "size"),
    level = DeprecationLevel.ERROR,
  )
  fun size(): Int = size

  fun encodedName(index: Int): String = encodedNames[index]

  fun name(index: Int): String = encodedName(index).percentDecode(plusIsSpace = true)

        return new UpgradeResult(processedPoms, modifiedPoms, Collections.emptySet());
    }

    /**
     * Creates a failure result with the specified processed POMs and error POMs.
     */
    public static UpgradeResult failure(Set<Path> processedPoms, Set<Path> errorPoms) {
        return new UpgradeResult(processedPoms, Collections.emptySet(), errorPoms);
    }

    /**

    errors = [{"type": "missing", "loc": ("body", "name"), "msg": "Field required"}]
    exc = RequestValidationError(errors, endpoint_ctx={})
    error_str = str(exc)
    assert "1 validation error:" in error_str
    assert "Endpoint" not in error_str

    }

    /**
     * Append message content in error style.
     * By default, bold red
     *
     * @param message the message to append
     * @return the current builder
     */
    @Nonnull
    default MessageBuilder error(Object message) {
        return style("." + Constants.MAVEN_STYLE_ERROR_NAME + ":-" + Constants.MAVEN_STYLE_ERROR_DEFAULT, message);

    @Override
    protected int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    /**
     * {@inheritDoc}
     *
     * @throws SMBProtocolDecodingException if an error occurs during decoding
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
     */
    @Override

   */
  open fun onClosed(
    webSocket: WebSocket,
    code: Int,
    reason: String,
  ) {
  }

  /**
   * Invoked when a web socket has been closed due to an error reading from or writing to the
   * network. Both outgoing and incoming messages may have been lost. No further calls to this
   * listener will be made.
   */
  open fun onFailure(
    webSocket: WebSocket,

            case FATAL:
                if (!fatals.contains(req.getMessage())) {
                    fatals.add(req.getMessage());
                }
                break;
            case ERROR:
                if (!errors.contains(req.getMessage())) {
                    errors.add(req.getMessage());
                }
                break;
            case WARNING: