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python 读取网页并分词

软件工程小施同学 发布时间:2018-03-28 23:52:09 ,浏览量:0

代码:

import requests
from bs4 import BeautifulSoup
import jieba

# 获取html
url = "http://finance.ifeng.com/a/20180328/16049779_0.shtml"
res = requests.get(url)
res.encoding = 'utf-8'
content = res.text

# 添加至bs4
soup = BeautifulSoup(content, 'html.parser')
div = soup.find(id = 'main_content')

# 写入文件
filename = 'news.txt'
with open(filename,'w',encoding='utf-8') as file_object:
    # 

标签的处理 for line in div.findChildren(): file_object.write(line.get_text()+'\n') # 使用分词工具 seg_list = jieba.cut("我来到北京清华大学", cut_all=True) print("Full Mode: " + "/ ".join(seg_list)) # 全模式 seg_list = jieba.cut("我来到北京清华大学", cut_all=False) print("Default Mode: " + "/ ".join(seg_list)) # 精确模式 seg_list = jieba.cut("他来到了网易杭研大厦") # 默认是精确模式 print(", ".join(seg_list)) with open(filename,'r',encoding='utf-8') as file_object: with open('cut_news.txt','w',encoding='utf-8') as file_cut_object: for line in file_object.readlines(): seg_list = jieba.cut(line,cut_all=False) file_cut_object.write('/'.join(seg_list))

爬取结果:

分词结果:

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