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import scrapy
from scrapy.crawler import CrawlerProcess
from scrapy.utils.reactor import is_asyncio_reactor_installed
class ReactorCheckExtension:
def __init__(self):
if not is_asyncio_reactor_installed():
raise RuntimeError("ReactorCheckExtension requires the asyncio reactor.")
class NoRequestsSpider(scrapy.Spider):
name = "no_request"
async def start(self):
return
yield
process = CrawlerProcess(
settings={
"TWISTED_REACTOR": "twisted.internet.asyncioreactor.AsyncioSelectorReactor",
"EXTENSIONS": {ReactorCheckExtension: 0},
}
)
process.crawl(NoRequestsSpider)
process.start()
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