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Nick: max num tokens for llm extract (for now) + slice the max
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,25 +1,38 @@ | ||
import OpenAI from "openai"; | ||
import { Document } from "../../lib/entities"; | ||
import { numTokensFromString } from "./helpers"; | ||
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||
export type ScraperCompletionResult = { | ||
data: any | null; | ||
url: string; | ||
}; | ||
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const maxTokens = 32000; | ||
const modifier = 4; | ||
const defaultPrompt = | ||
"You are a professional web scraper. Extract the contents of the webpage"; | ||
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function prepareOpenAIDoc( | ||
document: Document | ||
): OpenAI.Chat.Completions.ChatCompletionContentPart[] { | ||
// Check if the markdown content exists in the document | ||
if (!document.markdown) { | ||
): [OpenAI.Chat.Completions.ChatCompletionContentPart[], number] { | ||
let markdown = document.markdown; | ||
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||
// Check if the markdown content exists in the document | ||
if (!markdown) { | ||
throw new Error( | ||
"Markdown content is missing in the document. This is likely due to an error in the scraping process. Please try again or reach out to [email protected]" | ||
); | ||
} | ||
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return [{ type: "text", text: document.markdown }]; | ||
// count number of tokens | ||
const numTokens = numTokensFromString(document.markdown, "gpt-4"); | ||
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if (numTokens > maxTokens) { | ||
// trim the document to the maximum number of tokens, tokens != characters | ||
markdown = markdown.slice(0, (maxTokens * modifier)); | ||
} | ||
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return [[{ type: "text", text: markdown }], numTokens]; | ||
} | ||
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export async function generateOpenAICompletions({ | ||
|
@@ -38,7 +51,7 @@ export async function generateOpenAICompletions({ | |
temperature?: number; | ||
}): Promise<Document> { | ||
const openai = client as OpenAI; | ||
const content = prepareOpenAIDoc(document); | ||
const [content, numTokens] = prepareOpenAIDoc(document); | ||
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const completion = await openai.chat.completions.create({ | ||
model, | ||
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@@ -72,6 +85,7 @@ export async function generateOpenAICompletions({ | |
return { | ||
...document, | ||
llm_extraction: llmExtraction, | ||
warning: numTokens > maxTokens ? `Page was trimmed to fit the maximum token limit defined by the LLM model (Max: ${maxTokens} tokens, Attemped: ${numTokens} tokens). If results are not good, email us at [email protected] so we can help you.` : undefined, | ||
}; | ||
} | ||
|
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