本文为大家分享了Python爬虫包BeautifulSoup学习实例，具体内容如下

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BeautifulSoup

使用BeautifulSoup抓取豆瓣电影的一些信息。

# -*- coding: utf-8 -*-
# @Author: HaonanWu
# @Date:  2016-12-24 16:18:01
# @Last Modified by:  HaonanWu
# @Last Modified time: 2016-12-24 17:25:33

import urllib2
import json
from bs4 import BeautifulSoup

def nowplaying_movies(url):
  user_agent = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36'
  headers = {'User-Agent':user_agent}
  request = urllib2.Request(url = url, headers = headers)
  response = urllib2.urlopen(request)
  soup_packetpage = BeautifulSoup(response, 'lxml')
  items = soup_packetpage.findAll("li", class_="list-item")
  # items = soup_packetpage.findAll("li", {"class" : "list-item"}) 等价写法
  movies = []
  for item in items:
    if item.attrs['data-category'] == 'nowplaying':
      movie = {}
      movie['title'] = item.attrs['data-title']
      movie['score'] = item.attrs['data-score']
      movie['director'] = item.attrs['data-director']
      movie['actors'] = item.attrs['data-actors']
      movies.append(movie)
      print('%(title)s|%(score)s|%(director)s|%(actors)s' % movie)

  return movies



if __name__ == '__main__':
  url = 'https://movie.douban.com/nowplaying/beijing/'
  movies = nowplaying_movies(url)

  print('%s' % json.dumps(movies, sort_keys=True, indent=4, separators=(',', ': ')))

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