AI agent 大模型实战之 调用playwright

import asyncio

from langchain.agents import create_agent
from langchain_core.messages import HumanMessage, AIMessage, ToolMessage
from langchain_mcp_adapters.tools import load_mcp_tools
from mcp import StdioServerParameters, stdio_client, ClientSession

from app.bailian.common import llm


async def mcp_playwright_client():
    server_params = StdioServerParameters(
        command="npx",
        args=["-y", "@executeautomation/playwright-mcp-server"]
    )

    async with stdio_client(server_params) as (reader, writer):
        async with ClientSession(reader, writer) as session:
            await  session.initialize()
            tools =await  load_mcp_tools(session)
            print(tools)
            agent =  create_agent(
                model=llm,
                tools=tools,
                debug=True,

            )
            resp = await agent.ainvoke({"messages": [{"role": "user", "content": """
            1 打开百度网页查看上海天气
            """}]})
            print(resp)


asyncio.run(mcp_playwright_client())