class SitemapItem(item.Item):
'''Class to represent an item in the sitemap.'''
loc = item.Field()
lastmod = item.Field()
priority = item.Field()
changefreq = item.Field()
class Jiandan(scrapy.Item):
uuid_sign = scrapy.Field() #UUID生成唯一标识(分析获取)
title = scrapy.Field() #title是网页标题（即时获取）
data_class = scrapy.Field() #数据分类(分析获取)
source_site = scrapy.Field() #源网站(分析获取)
source_url = scrapy.Field() #源网址（即时获取）
source_author = scrapy.Field() #作者（即时获取）
cornterite = scrapy.Field() #角标（后来获取）
content = scrapy.Field() #内容（即时获取）
beyond_class = scrapy.Field() #归类(分析获取)（煎蛋）
create_time = scrapy.Field() #获取网页的时间（分析获取）
publish_time = scrapy.Field() #数据发布时间（即时获取）
tags = scrapy.Field() #标签，关键字(分析获取)
remarks = scrapy.Field() #备注信息（后来获取）
class ScrapyItemPoverty(item.Item):
country = item.Field()
percent = item.Field()
data_year = item.Field()
class ScrapyItemMinimumAmount(item.Item):
country = item.Field()
amount = item.Field()
class ScrapyItemPopulation(item.Item):
country = item.Field()
estimate = item.Field()
data_year = item.Field()
class ScrapyItemCountry(item.Item):
name = item.Field()
class RhsitemapItem(item.Item):
'''Class to represent an item in the sitemap.'''
loc = item.Field()
lastmod = item.Field()