使用Asyncio的Run_In_Executor包装Selenium驱动程序（和其他阻止调用）

I'm experimenting with my first small scraper in Python, and I want to use asyncio to fetch multiple websites simultaneously. I've already written a function that works with aiohttp, however since aiohttp.request() does not execute javascript this isn't ideal for scraping some dynamic web pages. So this motivates trying to use Selenium with PhantomJS as a headless browser.I'm experimenting with my first small scraper i