源码如下： import requests from bs4 import BeautifulSoup def get_html_text(url, code='utf-8'): """get html source code""" headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win**; x**) AppleWebKit/537.36 ' '(KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36'} try: response = requests.get(url, headers=headers) response.raise_for_status() response.encoding = code return response.text except requests.exceptions.RequestException: return '' with open('豆瓣TOP250.txt','w', encoding='utf-8') as f: for i in range(10): homepage = 'https://movie.douban.com/top250' + min(1, i) * f'?start={i*25}&filter=' soup = BeautifulSoup(get_html_text(homepage), 'html.parser') movielist = soup('ol')[0] for movie in movielist('li'): title = movie('span', class_='title')[0].string try: rating = movie('span', class_='rating_num')[0].string except IndexError: rating = '无评分' try: comments = movie('span', class_='inq')[0].string except IndexError: comments = '无评论' f.write(f'{title:10}\t{rating:3}\t{comments}\n')