statcollection.py 文件源码

def __init__(self, crawler):
        self._dump = crawler.settings.getbool('STATS_DUMP')#default: STATS_DUMP = True
        redis_url = crawler.settings.get('REDIS_URL', REDIS_URL)
        self.stats_key = crawler.settings.get('STATS_KEY', 'scrappy:stats')
        self.server = redis.from_url(redis_url)