scrapy一个spider 爬取多个内容

一个spider 爬取多个内容
需求：爬取音乐详情、乐评，在同一个spider完成

    name = 'music'
    allowed_domains = ['music.douban.com']
  # 首页
    start_urls = ['https://music.douban.com/tag/',
                  'https://music.douban.com/tag/?view=cloud'
                  ]
    rules = (
# 分类 
             Rule(LinkExtractor(allow=r"/tag/((\d+)|([\u4e00-\u9fa5]+)|(\w+))$")),
# 分类下一页
             Rule(LinkExtractor(allow=r"/tag/((\d+)|([\u4e00-\u9fa5]+)|(\w+))\?start=\d+\&type=T$")),
# 乐评
             Rule(LinkExtractor(allow=r"/subject/\d+/reviews\?sort=time$")),
# 乐评下一页
             Rule(LinkExtractor(allow=r"/subject/\d+/reviews\?sort=time\&start=\d+$")),
#音乐详情
             Rule(LinkExtractor(allow=r"/subject/\d+/$"), callback="parse_music", follow=True),
#乐评详情
             Rule(LinkExtractor(allow=r"/review/\d+/$"), callback="parse_review", follow=True),
）

首页.png
目标分类.png
音乐详情页.png
乐评详情页.png