python学习day3

1.异步请求流程import asyncio from aiohttp import ClientSession url https://www.baidu.com headers { user-agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.87 Safari/537.36 SE 2.X MetaSr 1.0 } async def get_baidu(): # 创建客户端session async with ClientSession() as session: # 发送请求 async with session.get(url, headersheaders) as response: # 获取响应文本 res await response.text() print(res) if __name__ __main__: asyncio.run(get_baidu())