scrapy的第二个parse无法被调用

parse_detail无法被调用

import scrapy
from test2.items import Test2Item

class Test3Spider(scrapy.Spider):
name = 'test3'
allowed_domains = ['www.jd.com']
start_urls = ['http://www.jd.com/']

def parse(self, response):
    item = Test2Item()
    data = response.xpath("//ul[@class=\"JS_navCtn cate_menu\"]/li")
    for i in data:
        item['name'] = i.xpath("./a/text()").extract_first()
        item['link'] = response.urljoin(i.xpath("./a/@href").extract_first())
        yield scrapy.Request(
            url=item['link'],
            callback=self.parse2,
            meta={'item':'feeee'}
        )

def parse2(self, response):
    print(response.meta['item'])