我从头开始,下面的spider应该与
scrapy crawl amazon -t csv -o Amazon.csv --loglevel=INFO
因此,使用电子表格打开CSV文件对我来说是
希望这可以帮助 :
import scrapy
class AmazonItem(scrapy.Item):
rating = scrapy.Field()
date = scrapy.Field()
review = scrapy.Field()
link = scrapy.Field()
class AmazonSpider(scrapy.Spider):
name = "amazon"
allowed_domains = ['amazon.co.uk']
start_urls = ['http://www.amazon.co.uk/product-reviews/B0042EU3A2/' ]
def parse(self, response):
for sel in response.xpath('//table[@id="productReviews"]//tr/td/div'):
item = AmazonItem()
item['rating'] = sel.xpath('./div/span/span/span/text()').extract()
item['date'] = sel.xpath('./div/span/nobr/text()').extract()
item['review'] = sel.xpath('./div[@class="reviewText"]/text()').extract()
item['link'] = sel.xpath('.//a[contains(.,"Permalink")]/@href').extract()
yield item
xpath_Next_Page = './/table[@id="productReviews"]/following::*//span[@class="paging"]/a[contains(.,"Next")]/@href'
if response.xpath(xpath_Next_Page):
url_Next_Page = response.xpath(xpath_Next_Page).extract()[0]
request = scrapy.Request(url_Next_Page, callback=self.parse)
yield request