Esto es útil para enviar texto preformateado, líneas de log, o valores especiales de <dfn title="Un valor usado para indicar una condición o estado especial">"centinela"</dfn> como `[DONE]`.

{* ../../docs_src/server_sent_events/tutorial003_py310.py hl[17] *}

/// note | Nota

`data` y `raw_data` son mutuamente excluyentes. Solo puedes establecer uno de ellos en cada `ServerSentEvent`.

Se você precisar enviar dados sem codificação JSON, use `raw_data` em vez de `data`.

Isto é útil para enviar texto pré-formatado, linhas de log ou valores <dfn title="um valor usado para indicar uma condição ou estado especial">"sentinela"</dfn> especiais como `[DONE]`.

{* ../../docs_src/server_sent_events/tutorial003_py310.py hl[17] *}

/// note | Nota

Das ist nützlich zum Senden vorformatierter Texte, Logzeilen oder spezieller <dfn title="Ein Wert, der verwendet wird, um eine besondere Bedingung oder einen besonderen Zustand anzuzeigen">„Sentinel“</dfn>-Werte wie `[DONE]`.

{* ../../docs_src/server_sent_events/tutorial003_py310.py hl[17] *}

/// note | Hinweis

    It's used internally to recognize when a default value has been overwritten, even
    if the overridden default value was truthy.
    """
    return DefaultPlaceholder(value)  # type: ignore


# Sentinel for "parameter not provided" in Param/FieldInfo.
# Typed as None to satisfy ty

// The zero Value for LruList is an empty list ready to use.
type LruList[K comparable, V any] struct {
	root Entry[K, V] // sentinel list element, only &root, root.prev, and root.next are used
	len  int         // current list Length excluding (this) sentinel element
}

// Init initializes or clears list l.
func (l *LruList[K, V]) Init() *LruList[K, V] {
	l.root.next = &l.root
	l.root.prev = &l.root

   *
   * <p>Only runs of two or more hextets are considered. In case of a tie, the leftmost run wins. If
   * a qualifying run is found, its hextets are replaced by the sentinel value -1.
   *
   * @param hextets {@code int[]} mutable array of eight 16-bit hextets
   */
  private static void compressLongestRunOfZeroes(int[] hextets) {
    int bestRunStart = -1;
    int bestRunLength = -1;