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目标 目标网站：Open Access Library 地址：https://www.oalib.com/ 目标爬取内容 https://www.oalib.com/journal/3174/1 岩石力学与工程学报内容 代码 import requests import time from scrapy import Selector class OalibSpider: """ 1、构造分页的url https://www.oalib.com/journal/3174/1

BeautifulSoup库(基于内容查找部分) #导入库 from bs4 import BeautifulSoup 打开一个文件并初始化soup(练习准备) with open('test.html','r',encoding='utf-8') as test: soup = BeautifulSoup(test) 注意:如果读文件报错， UnicodeDecodeErr...