29 lines
1.2 KiB
TypeScript
29 lines
1.2 KiB
TypeScript
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import { BaseMessage } from "@langchain/core/messages";
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import { BaseTransformOutputParser } from "@langchain/core/output_parsers";
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export type HttpResponseOutputParserInput = {
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outputParser?: BaseTransformOutputParser;
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contentType?: "text/plain" | "text/event-stream";
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};
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/**
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* OutputParser that formats chunks emitted from an LLM for different HTTP content types.
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*/
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export declare class HttpResponseOutputParser extends BaseTransformOutputParser<Uint8Array> {
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static lc_name(): string;
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lc_namespace: string[];
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lc_serializable: boolean;
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outputParser: BaseTransformOutputParser;
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contentType: "text/plain" | "text/event-stream";
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constructor(fields?: HttpResponseOutputParserInput);
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_transform(inputGenerator: AsyncGenerator<string | BaseMessage>): AsyncGenerator<Uint8Array>;
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/**
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* Parses a string output from an LLM call. This method is meant to be
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* implemented by subclasses to define how a string output from an LLM
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* should be parsed.
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* @param text The string output from an LLM call.
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* @param callbacks Optional callbacks.
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* @returns A promise of the parsed output.
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*/
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parse(text: string): Promise<Uint8Array>;
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getFormatInstructions(): string;
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}
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