/**
 * Iterate over an array, yielding multiple items at a time. If the size of the given array
 * is not divisible by the given batch size, then the length of the last items returned will
 * be smaller than the given batch size, i.e.:
 * ```typescript
 * items.length % batchSize
 * ```
 * @param items - The array to iterate over.
 * @param batchSize - Maximum number of items to return at a time.
 * @param printBenchmark - If we should print benchmark of items per second
 */
export declare function batchIterate<T>(items: T[], batchSize: number, printBenchmark?: boolean): Generator<T[]>;
/**
 * Iterate over an `AsyncIterable`, yielding multiple items at a time. If the size of the given
 * array is not divisible by the given batch size, then the length of the last items returned will
 * be smaller than the given batch size.
 *
 * @param items - AsyncIterable
 * @param batchSize - Batch size
 * @param printBenchmark - If we should print benchmark of items per second
 */
export declare function asyncBatchIterate<T>(items: AsyncIterable<T>, batchSize: number, printBenchmark?: boolean): AsyncGenerator<T[], void, unknown>;
/**
 * Convert an `AsyncIterable` to a generator
 * @param iter - AsyncIterable
 */
export declare function asyncIterableToGenerator<T>(iter: AsyncIterable<T>): AsyncGenerator<Awaited<T>, void, unknown>;