本文整理匯總了Python中scrapy.http.request.Request.meta['date']方法的典型用法代碼示例。如果您正苦於以下問題：Python Request.meta['date']方法的具體用法？Python Request.meta['date']怎麽用？Python Request.meta['date']使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類scrapy.http.request.Request的用法示例。
在下文中一共展示了Request.meta['date']方法的2個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: parse
# 需要導入模塊: from scrapy.http.request import Request [as 別名]
# 或者: from scrapy.http.request.Request import meta['date'] [as 別名]
def parse(self, response):
sel = Selector(response)
for li in sel.css('div.post li'):
url = li.css('a::attr(href)').extract()[0]
title = li.css('a::text').extract()[0]
date_text = li.css('small::text').extract()[0]
date = re.match(r" posted on \w+ (.+)", date_text).group(1)
date = datetime.strftime(datetime.strptime(date, '%d %B %Y'), '%Y-%m-%d')
print url, title, date
req = Request('http://www.listen-to-english.com/%s' % url, callback=self.parse_article)
req.meta['title'] = title
req.meta['date'] = date
yield req示例2: parse
# 需要導入模塊: from scrapy.http.request import Request [as 別名]
# 或者: from scrapy.http.request.Request import meta['date'] [as 別名]
def parse(self, response):
sel = Selector(response)
for li in sel.css('div.li-columnised div.ts-headline'):
url = li.css('h3.ts-title a::attr("href")').extract()[0]
title = li.css('h3.ts-title a::text').extract()[0]
date_text = li.css('div.body::text').extract()[0]
try:
date = datetime.strftime(datetime.strptime(date_text.strip(), '%d %B %Y'), '%Y-%m-%d')
except:
date = datetime.strftime(datetime.strptime(date_text.strip(), '%d %b %Y'), '%Y-%m-%d')
req = Request('http://www.bbc.co.uk' + url, callback=self.parse_article)
req.meta['title'] = title
req.meta['date'] = date
yield req