#!/usr/bin/env python3

from scrapy.crawler import CrawlerProcess
from scrapy.utils.project import get_project_settings


process = CrawlerProcess(get_project_settings())

# Will crawl simultaneously:
process.crawl('leboncoin')
process.crawl('seloger')
process.crawl('pap')
process.start()  # the script will block here until the crawling is finished