• scrapy_redis 设置


    class MyCrawler(RedisCrawlSpider):
    """Spider that reads urls from redis queue (myspider:start_urls)."""
    name = 'mycrawler_redis'
    redis_key = 'mycrawler:start_urls'

    rules = (
    # follow all links
    Rule(LinkExtractor(), callback='parse_page', follow=True),
    )

    def __init__(self, *args, **kwargs):
    # Dynamically define the allowed domains list.
    domain = kwargs.pop('domain', '')
    self.allowed_domains = filter(None, domain.split(','))
    super(MyCrawler, self).__init__(*args, **kwargs)

    def parse_page(self, response):
    return {
    'name': response.css('title::text').extract_first(),
    'url': response.url,
    }
  • 相关阅读:
    MVC基础
    图片水印和图片验证码
    Jquery弹窗
    AJAX基础
    Jquery--动画
    Jquery--动画
    JQuery
    LinkQ 组合查询与分页
    LinQ的简单使用
    JavaScript复习
  • 原文地址:https://www.cnblogs.com/wangdongpython/p/10990629.html
Copyright © 2020-2023  润新知