scrapy 传参

class MWMSpider(scrapy.Spider):
    name = 'mwm_flowers_spider'

    def __init__(self, **kwargs):
        self.city_name = kwargs['city_name']
        self.run_time = kwargs['run_time']
        self.name=kwargs['name']
        self.latlng=kwargs['latlng']

#!/usr/bin/env python
#-*- coding: utf-8 -*-  
#Create by shengjk1 on  2017/10/25

from scrapy.cmdline import execute
execute(['scrapy', 'crawl', 'mwm_flowers_spider','-alatlng=','-acity_name=成都','-aname=test','-arun_time=20171107'])