python 使用 aiomysql报异常,no “_auth”模块

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aiomysql依赖于pymysql ,“_auth”是pymysql的模块。需要检查一下自己的pymysql版本,更新为最新的版本,一般不会出问题:

引入aiomysql:

async def main(loop):
    # 初始化数据库连接池
    pool = await aiomysql.create_pool(host='127.0.0.1', port=3306,
                                      user='root', password='123456',
                                      db='article', loop=loop, charset="utf8", autocommit=True)
    async with aiohttp.ClientSession() as session:
        html = await featch(start_url, session)
        seen_urls.add(start_url)
        extract_html(html)
    asyncio.ensure_future(consumer(pool))

if __name__ == '__main__':
    loop = asyncio.get_event_loop()
    asyncio.ensure_future(main(loop))
    loop.run_forever()