// Load any associated policy definitions
		pols, _ := newCache.iamUserPolicyMap.Load(accessKey)
		for _, policy := range pols.toSlice() {
			if _, found = newCache.iamPolicyDocsMap[policy]; !found {
				// NOTE: we are not worried about loading errors from policies.
				store.loadPolicyDocWithRetry(ctx, policy, newCache.iamPolicyDocsMap, 3)
			}
		}

Pero, tristemente, no obtienes nada útil:

<img src="/img/python-types/image01.png">

### Añadir tipos { #add-types }

Modifiquemos una sola línea de la versión anterior.

Cambiaremos exactamente este fragmento, los parámetros de la función, de:

```Python
    first_name, last_name
```

a:

```Python
    first_name: str, last_name: str

        }
        this.toRemove.add((SmbTransportImpl) trans);
    }

    private void cleanup() {
        SmbTransportImpl trans;
        while ((trans = this.toRemove.poll()) != null) {
            if (log.isDebugEnabled()) {
                log.debug("Removing transport connection " + trans + " (" + System.identityHashCode(trans) + ")");
            }
            this.connections.remove(trans);

    // in the array. We could skip this if we decide we don't care about holding on to Reference
    // objects indefinitely.
    private void drainQueue() {
      Reference<? extends L> ref;
      while ((ref = queue.poll()) != null) {
        // We only ever register ArrayReferences with the queue so this is always safe.
        ArrayReference<? extends L> arrayRef = (ArrayReference<? extends L>) ref;

    * Esta extensión SNI permite que un solo servidor (con una **sola dirección IP**) tenga **varios certificados HTTPS** y sirva **múltiples dominios/aplicaciones HTTPS**.

     * not in {@link #nextElements}, this method throws an {@link UnknownElementException}.
     *
     * <p>This method is used when testing iterators without a known ordering. We poll the target
     * iterator's next element and pass it to the reference iterator through this method so it can
     * return the same element. This enables the assertion to pass and the reference iterator to

      }
    }

    @GuardedBy("this")
    void drainKeyReferenceQueue(ReferenceQueue<K> keyReferenceQueue) {
      Reference<? extends K> ref;
      int i = 0;
      while ((ref = keyReferenceQueue.poll()) != null) {
        @SuppressWarnings("unchecked")
        E entry = (E) ref;
        map.reclaimKey(entry);
        if (++i == DRAIN_MAX) {
          break;
        }
      }
    }

            final List<Tuple3<String, String, String>> taskList = new ArrayList<>();
            while (generating) {
                try {
                    final Tuple3<String, String, String> task = thumbnailTaskQueue.poll(thumbnailTaskQueueTimeout, TimeUnit.MILLISECONDS);
                    if (task == null) {
                        if (!taskList.isEmpty()) {
                            storeQueue(taskList);
                        }

    @Override
    public @Nullable E peek() {
      synchronized (mutex) {
        return delegate().peek();
      }
    }

    @Override
    public @Nullable E poll() {
      synchronized (mutex) {
        return delegate().poll();
      }
    }

    @Override
    public E remove() {
      synchronized (mutex) {
        return delegate().remove();
      }
    }

    @Override
    public @Nullable E peek() {
      synchronized (mutex) {
        return delegate().peek();
      }
    }

    @Override
    public @Nullable E poll() {
      synchronized (mutex) {
        return delegate().poll();
      }
    }

    @Override
    public E remove() {
      synchronized (mutex) {
        return delegate().remove();
      }
    }