if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	o = bts
	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z BucketOptions) Msgsize() (s int) {
	s = 1 + 8 + msgp.BoolSize + 7 + msgp.BoolSize + 11 + msgp.BoolSize
	return
}

// MarshalMsg implements msgp.Marshaler

    }
    return false;
  }

  @Override
  public String toString() {
    return asMapOfRanges().toString();
  }

  /**
   * This class is used to serialize ImmutableRangeMap instances. Serializes the {@link
   * #asMapOfRanges()} form.
   */
  private static final class SerializedForm<K extends Comparable<?>, V> implements Serializable {

try:
    import orjson
except ImportError:  # pragma: nocover
    orjson = None  # type: ignore


class UJSONResponse(JSONResponse):
    """
    JSON response using the high-performance ujson library to serialize data to JSON.

    Read more about it in the
    [FastAPI docs for Custom Response - HTML, Stream, File, others](https://fastapi.tiangolo.com/advanced/custom-response/).
    """

        assertNotNull(deserializedRule.getResponseProcessor());

        // Note: crawlerContainer is transient (marked with @Resource)
        // so it won't be serialized
        assertNull(deserializedRule.crawlerContainer);
    }

    /**
     * Test with null CrawlerContainer
     */
    public void test_nullCrawlerContainer() {

		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		(*z) = StatusType(zb0001)
	}
	o = bts
	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z StatusType) Msgsize() (s int) {
	s = msgp.StringPrefixSize + len(string(z))
	return
}

// DecodeMsg implements msgp.Decodable
func (z *Type) DecodeMsg(dc *msgp.Reader) (err error) {
	{

			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	o = bts
	return
}

// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message
func (z *MetricDescription) Msgsize() (s int) {

// Sets `value` to the binary-serialized TensorShapeProto of the value of
// `attr_name` attribute of `oper`.
TF_CAPI_EXPORT extern void TF_OperationGetAttrTensorShapeProto(
    TF_Operation* oper, const char* attr_name, TF_Buffer* value,
    TF_Status* status);

// Fills in `values` with binary-serialized TensorShapeProto values of the

        assertTrue(s.contains("hello"));
    }

    @Test
    @DisplayName("Should serialize and deserialize preserving message and cause")
    void testJavaSerialization() throws Exception {
        // Given
        SpnegoException original = new SpnegoException("serialize me", new IllegalArgumentException("iaex"));

        // When
        byte[] bytes;

```

</div>

Luego dirígete a la interfaz de `/docs`, verás que **FastAPI** está usando estos **modelos** para **documentar** la API, y los usará para **serializar** y **validar** los datos también.

<div class="screenshot">
<img src="/img/tutorial/sql-databases/image01.png">
</div>

## Actualizar la App con Múltiples Modelos { #update-the-app-with-multiple-models }

  /*
   * The mainline copy of ImmutableMapValues doesn't produce this serialized form anymore, though
   * the backport does. For now, we're keeping the class declaration in *both* flavors so that both
   * flavors can read old data or data from the other flavor. However, we strongly discourage
   * relying on this, as we have made incompatible changes to serialized forms in the past and