Function shuffle

tfjs-data/src/iterators/lazy_iterator.ts:466–468

* Randomly shuffles the elements of this stream. * * @param bufferSize: An integer specifying the number of elements from * this stream from which the new stream will sample. * @param seed: (Optional.) An integer specifying the random seed that * will be used to create the distributio

(windowSize: number, seed?: string)

   * will be used to create the distribution.
   */
  shuffle(windowSize: number, seed?: string): LazyIterator<T> {
    return new ShuffleIterator(this, windowSize, seed);
  }

  /**
   * Force an iterator to execute serially: each next() call will await the