1. # 命令行模式
    2. scrapy shell
    4. # 带header访问某网站
    5. fetch(scrapy.Request(url="https://store.steampowered.com/app/1211020/Wobbly_Life/?snr=1_4_4__43_1",headers={'Accept-Language':'zh-CN,zh;q=0.9'}))
    7. //获取文本值
    8. response.css('.app::text').get()
    9. //获取属性值
    10. response.css('img::attr(src)').get()