requests-html async异步使用

from requests_html import AsyncHTMLSession

asession = AsyncHTMLSession()
ua = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.103 Safari/537.36"

async def get_jd():
    r = await asession.get('https://www.jd.com', headers={'user-agent': ua})
    return r.html.xpath("//head/title/text()")[0]

async def get_taobao():
    r = await asession.get('https://www.taobao.com', headers={'user-agent': ua})
    return r.html.xpath("//head/title/text()")[0]

async def get_amazon():
    r = await asession.get('https://www.amazon.cn', headers={'user-agent': ua})
    return r.html.xpath("//title/text()")[0]

async def get_suning():
    r = await asession.get('https://www.suning.com', headers={'user-agent': ua})
    return r.html.xpath("//title/text()")[0]

results = asession.run(get_jd, get_taobao, get_amazon, get_suning)
print(results)