scrapy--Beautyleg

　　很早就开始关注:Beautyleg 高清丝袜美腿.关注之后开始觉得打开了新世界的大门,如果有相同观点的,那么你很有品味.说真的,学习爬虫的动力之一就是想把里面的图片爬取下来。哈哈哈!!!

给大家放点爬取完的图片,激励下大家赶紧动手。嘿嘿嘿

1.Beauty.py

# -*- coding: utf-8 -*-
import scrapy
from scrapy.pipelines.images import ImagesPipeline
from scrapy.linkextractors import LinkExtractor
from beauty.items import BeautyItem
import pdbclass BeautySpider(scrapy.Spider):name = 'Beauty'allowed_domains = ['www.beautylegmm.com']start_urls = ['http://www.beautylegmm.com/']def parse(self, response):le = LinkExtractor(restrict_css='div.post_weidaopic')#pdb.set_trace()for link in le.extract_links(response):yield scrapy.Request(link.url,callback=self.parse_url)le2 = LinkExtractor(restrict_css='ol.page-navigator')for link2 in le2.extract_links(response):yield scrapy.Request(link2.url,callback=self.parse)
def parse_url(self,response):photo = BeautyItem()if response.css('div.post a::attr(href)'):for href in response.css('div.post a::attr(href)')[:4]:　　　　　#<a href=''>有很多,就只有前4个是图片地址,取前4个连接就够了.没有域名：<a href="/photo/beautyleg/2018/1630/beautyleg-1630-0001.jpg">full_url  = response.urljoin(href.extract())　　　　　　　　　#使用response.urljoin(),整合src,获得图片的绝对路径:http://www.beautylegmm.com/photo/beautyleg/2018/1630/beautyleg-1630-0001.jpgphoto['images_url'] = full_urlyield photo
le1 = LinkExtractor(restrict_css='div.grid_10 div.post')　　　　　　　#获取页数：<a href="http://www.beautylegmm.com/Rubis/beautyleg-1630.html?page=1" >for link1 in le1.extract_links(response):#pdb.set_trace()yield scrapy.Request(link1.url,callback=self.parse_url)

2.items.py

import scrapyclass BeautyItem(scrapy.Item):images_url = scrapy.Field()images     = scrapy.Field()

3.pipelines.py

import scrapy
from scrapy.exceptions import DropItem
from scrapy.pipelines.images import ImagesPipeline
import pdbclass BeautyPipeline(ImagesPipeline):def get_media_requests(self,item,info):yield scrapy.Request(item['images_url'])def item_completed(self,results,item,info):images_path = [x['path'] for ok,x in results if ok]if not images_path:raise DropItem ('item contain no images')return item

4.settings.py

USER_AGENT ={       #设置浏览器的User_agent"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/22.0.1207.1 Safari/537.1","Mozilla/5.0 (X11; CrOS i686 2268.111.0) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.57 Safari/536.11","Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.6 (KHTML, like Gecko) Chrome/20.0.1092.0 Safari/536.6","Mozilla/5.0 (Windows NT 6.2) AppleWebKit/536.6 (KHTML, like Gecko) Chrome/20.0.1090.0 Safari/536.6","Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/19.77.34.5 Safari/537.1","Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.9 Safari/536.5","Mozilla/5.0 (Windows NT 6.0) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.36 Safari/536.5","Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1063.0 Safari/536.3","Mozilla/5.0 (Windows NT 5.1) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1063.0 Safari/536.3","Mozilla/5.0 (Macintosh; Intel Mac OS X 10_8_0) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1063.0 Safari/536.3","Mozilla/5.0 (Windows NT 6.2) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1062.0 Safari/536.3","Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1062.0 Safari/536.3","Mozilla/5.0 (Windows NT 6.2) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1061.1 Safari/536.3","Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1061.1 Safari/536.3","Mozilla/5.0 (Windows NT 6.1) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1061.1 Safari/536.3","Mozilla/5.0 (Windows NT 6.2) AppleWebKit/536.3 (KHTML, like Gecko) Chrome/19.0.1061.0 Safari/536.3","Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.24 (KHTML, like Gecko) Chrome/19.0.1055.1 Safari/535.24","Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/535.24 (KHTML, like Gecko) Chrome/19.0.1055.1 Safari/535.24"
}CONCURRENT_REQUESTS = 16    #同时来16个请求
DOWNLOAD_DELAY = 0.2        #0.2s后开启处理第一个请求
ROBOTSTXT_OBEY = FalseLOAD_TRUNCATED_IMAGES = TrueCOOKIES_ENABLED = FalseITEM_PIPELINES = {'beauty.pipelines.BeautyPipeline': 1,
}

好了,有感兴趣的小伙伴,遇到什么问题可以来咨询我!!!

转载于:https://www.cnblogs.com/eilinge/p/9401646.html

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