摘要: class SciencedirectspiderSpider(scrapy.Spider): name = 'sciencedirectspider' allowed_domains = ['sciencedirect.com'] start_urls = ['https://www.scienc 阅读全文
posted @ 2020-07-15 17:45 凯帅 阅读(627) 评论(0) 推荐(0) 编辑