langchain/docs/modules/utils/examples/google_serper.ipynb

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   "source": [
    "# Google Serper API\n",
    "\n",
    "This notebook goes over how to use the Google Serper component to search the web. First you need to sign up for a free account at [serper.dev](https://serper.dev) and get your api key."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "outputs": [],
   "source": [
    "import os\n",
    "os.environ[\"SERPER_API_KEY\"] = \"\""
   ],
   "metadata": {
    "collapsed": false
   }
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "54bf5afd",
   "metadata": {},
   "outputs": [],
   "source": [
    "from langchain.utilities import GoogleSerperAPIWrapper"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "31f8f382",
   "metadata": {},
   "outputs": [],
   "source": [
    "search = GoogleSerperAPIWrapper()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "25ce0225",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": "'Barack Hussein Obama II'"
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "search.run(\"Obama's first name?\")"
   ]
  },
  {
   "cell_type": "markdown",
   "source": [
    "## As part of a Self Ask With Search Chain"
   ],
   "metadata": {
    "collapsed": false
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  },
  {
   "cell_type": "code",
   "execution_count": null,
   "outputs": [],
   "source": [
    "os.environ['OPENAI_API_KEY'] = \"\""
   ],
   "metadata": {
    "collapsed": false
   }
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "\n",
      "\n",
      "\u001B[1m> Entering new AgentExecutor chain...\u001B[0m\n",
      "\u001B[32;1m\u001B[1;3m Yes.\n",
      "Follow up: Who is the reigning men's U.S. Open champion?\u001B[0m\n",
      "Intermediate answer: \u001B[36;1m\u001B[1;3mCurrent champions Carlos Alcaraz, 2022 men's singles champion.\u001B[0m\n",
      "\u001B[32;1m\u001B[1;3mFollow up: Where is Carlos Alcaraz from?\u001B[0m\n",
      "Intermediate answer: \u001B[36;1m\u001B[1;3mEl Palmar, Spain\u001B[0m\n",
      "\u001B[32;1m\u001B[1;3mSo the final answer is: El Palmar, Spain\u001B[0m\n",
      "\n",
      "\u001B[1m> Finished chain.\u001B[0m\n"
     ]
    },
    {
     "data": {
      "text/plain": "'El Palmar, Spain'"
     },
     "execution_count": 5,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "from langchain.utilities import GoogleSerperAPIWrapper\n",
    "from langchain.llms.openai import OpenAI\n",
    "from langchain.agents import initialize_agent, Tool\n",
    "\n",
    "llm = OpenAI(temperature=0)\n",
    "search = GoogleSerperAPIWrapper()\n",
    "tools = [\n",
    "    Tool(\n",
    "        name=\"Intermediate Answer\",\n",
    "        func=search.run,\n",
    "        description=\"useful for when you need to ask with search\"\n",
    "    )\n",
    "]\n",
    "\n",
    "self_ask_with_search = initialize_agent(tools, llm, agent=\"self-ask-with-search\", verbose=True)\n",
    "self_ask_with_search.run(\"What is the hometown of the reigning men's U.S. Open champion?\")"
   ],
   "metadata": {
    "collapsed": false
   }
  }
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