Scrapy 如何在pipelines中获取爬虫名？

Question

需要在Pipeline获取到当前运行的爬虫name

spider.py

class Spider(scrapy.Spider):
    name = "xxxx"

pipelines.py

class spiderPipeline(object):
    def __init__(self):
        self.spidername = **?????**这里如何拿到当前爬虫name xxxxx？

Answer 1

spider.py

import scrapy


class QuotesSpider(scrapy.Spider):
    name = "quotes"

pipelines.py

from scrapy.crawler import _get_spider_loader


class TutorialPipeline(object):

    def __init__(self, settings):
        for name in _get_spider_loader(settings).list():
            self.spidername = name

    @classmethod
    def from_crawler(cls, crawler):
        return cls(crawler.settings)

    def process_item(self, item, spider):
        return item

run
scrapy crawl quotes