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Google Places 工具允许您的代理利用 Google Places API 从关于 Google Places 上列出的位置的文本中查找地址、电话号码、网站等。

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设置

您需要在此处获取 Google API 密钥 并启用新的 Places API。然后，将您的 API 密钥设置为 process.env.GOOGLE_PLACES_API_KEY 或作为 apiKey 构造函数参数传入。

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用法

请参阅此部分以获取有关安装 LangChain 包的一般说明。
npm
npm install @langchain/openai @langchain/community @langchain/core

import { GooglePlacesAPI } from "@langchain/community/tools/google_places";
import { OpenAI } from "@langchain/openai";
import { initializeAgentExecutorWithOptions } from "@langchain/classic/agents";

export async function run() {
  const model = new OpenAI({
    temperature: 0,
  });

  const tools = [new GooglePlacesAPI()];

  const executor = await initializeAgentExecutorWithOptions(tools, model, {
    agentType: "zero-shot-react-description",
    verbose: true,
  });

  const res = await executor.invoke({
    input: "Where is the University of Toronto - Scarborough? ",
  });

  console.log(res.output);
}

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