import type { KnowledgePiecePreparedJson } from '../../pipeline/PipelineJson/KnowledgePieceJson';
import type { KnowledgeSourceJson } from '../../pipeline/PipelineJson/KnowledgeSourceJson';
import type { PrepareAndScrapeOptions } from '../../prepare/PrepareAndScrapeOptions';
import type { ExecutionTools } from '../../execution/ExecutionTools';
/**
 * Prepares the knowledge pieces
 *
 * @see https://github.com/webgptorg/promptbook/discussions/41
 * @public exported from `@promptbook/core`
 */
export declare function prepareKnowledgePieces(knowledgeSources: ReadonlyArray<KnowledgeSourceJson>, tools: Pick<ExecutionTools, 'llm' | 'fs' | 'scrapers'>, options: PrepareAndScrapeOptions): Promise<ReadonlyArray<Omit<KnowledgePiecePreparedJson, 'preparationIds'>>>;
/**
 * TODO: [🧊] In future one preparation can take data from previous preparation and save tokens and time
 *       Put `knowledgePieces` into `PrepareKnowledgeOptions`
 * TODO: [🪂] More than max things can run in parallel by accident [1,[2a,2b,_],[3a,3b,_]]
 * TODO: [🧠][❎] Do here proper M:N mapping
 *       [x] One source can make multiple pieces
 *       [ ] One piece can have multiple sources
 */