标签:tin member text 页面 highlight pipeline 回调函数 ngx www
爬取图片资源
spider文件 from scrapy.linkextractors import LinkExtractor from scrapy.spiders import CrawlSpider, Rule import re import time from ..items import ZhuangxiuItem class ZhuangxiuspiderSpider(CrawlSpider): name = ‘zhuangxiuSpider‘ allowed_domains = [‘www.zhuangyi.com‘] start_urls = [‘http://www.zhuangyi.com/xiaoguotu/keting/p1/‘] rules = ( # 提取详情页信息 callback 回调函数, 将相应交给这个函数来处理 # 第二步:分类主页的下一页 # Rule(LinkExtractor(allow=r‘(.*?)/p\d+‘), follow=True), # 第三步: 详情页面 Rule(LinkExtractor(allow=r‘(.*?)\d+.html‘), follow=True, callback=‘parse_item‘), ) def parse_item(self, response): img_url_list = re.findall(r‘http://pic.zhuangyi.com/Member/\d/\d+/./\d+.jpg‘, response.text) item = ZhuangxiuItem() item[‘image_urls‘] = img_url_list item[‘title‘] = time.time() yield item
items.py 中 import scrapy class ZhuangxiuItem(scrapy.Item): # define the fields for your item here like: title = scrapy.Field() image_urls = scrapy.Field()
settings DEFAULT_REQUEST_HEADERS = { ‘Accept‘: ‘text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8‘, ‘Accept-Language‘: ‘en‘, ‘Referer‘: ‘http://www.zhuangyi.com/‘ } IMAGES_STORE = ‘img‘ ITEM_PIPELINES = { ‘scrapy.pipelines.images.ImagesPipeline‘: 300, }
标签:tin member text 页面 highlight pipeline 回调函数 ngx www
原文地址:https://www.cnblogs.com/wangyue0925/p/11248709.html