http://stackoverflow.com/questions/23105590/how-to-get-the-pipeline-object-in-scrapy-spider

# This is my Piplineclass MongoDBPipeline(object):    def __init__(self, mongodb_db=None, mongodb_collection=None):        self.connection = pymongo.Connection(settings['MONGODB_SERVER'], settings['MONGODB_PORT'])        ....    def process_item(self, item, spider):        ....    def get_date(self):        ....    def open_spider(self, spider):        spider.myPipeline = selfclass Spider(Spider):    name = "test"    def __init__(self):        self.myPipeline = None    def parse(self, response):        self.myPipeline.get_date()