New in version 2.0.
asyncio support in Scrapy is experimental, and not yet
recommended for production environments. Future Scrapy versions
may introduce related changes without a deprecation period or
Installing the asyncio reactor¶
Using custom asyncio loops¶
You can also use custom asyncio event loops with the asyncio reactor. Set the
ASYNCIO_EVENT_LOOP setting to the import path of the desired event loop class to
use it instead of the default asyncio event loop.