Method next

tfjs-data/src/iterators/lazy_iterator.ts:611–616

()

  }

  async next(): Promise<IteratorResult<T>> {
    if (this.count++ >= this.maxCount) {
      return {value: null, done: true};
    }
    return this.upstream.next();
  }
}

// Note this batch just groups items into row-wise element arrays.