python最简单爬虫入手例子： 爬取某网站书籍评论 import requests from bs4 import BeautifulSoup import pandas as pd url = 'https://www.aliwx.com.cn/comment?bookid=7178107&authorid=2371187' user_agent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, l