获取全部校园新闻

1.取出一个新闻列表页的全部新闻 包装成函数。

2.获取总的新闻篇数,算出新闻总页数。

3.获取全部新闻列表页的全部新闻详情。

4.找一个自己感兴趣的主题,进行数据爬取,并进行分词分析。不能与其它同学雷同。

# -*- coding: UTF-8 -*-
import requests
from  bs4 import  BeautifulSoup
from datetime import datetime
import re

#获取点击次数
def getClickCount(newsUrl):
    newsId = re.findall('\_(.*).html', newsUrl)[0].split('/')[1]
    clickUrl = 'http://oa.gzcc.cn/api.php?op=count&id={}&modelid=80'.format(newsId)
    clickStr = requests.get(clickUrl).text
    count = re.search("hits'\).html\('(.*)'\);",clickStr).group(1)
    return count


# 获取新闻详情
def getNewDetail(url):
    resd = requests.get(url)
    resd.encoding = 'utf-8'
    soupd = BeautifulSoup(resd.text, 'html.parser')
    title = soupd.select('.show-title')[0].text

    info = soupd.select('.show-info')[0].text

    time = info.lstrip('发布时间:')[0:19]
    dt = datetime.strptime(time, '%Y-%m-%d %H:%M:%S')

    if info.find('来源:') > 0:
        source = info[info.find('来源:'):].split()[0].lstrip('来源:')
    else:
        source = 'none'
    if info.find('作者:') > 0:
        author = info[info.find('作者:'):].split()[0].lstrip('作者:')
    else:
        author = 'none'
    print('链接:'+url)
    print('标题:' + title)
    print('发布时间:{}'.format(dt))
    print('来源:' + source)
    print('作者:' + author)
    print('***********')

def getListPage(listPageUrl):
    res = requests.get(listPageUrl)
    res.encoding = 'utf-8'
    soup = BeautifulSoup(res.text, 'html.parser')
    for news in soup.select('li'):
        if len(news.select('.news-list-title')) > 0:
            # 获取新闻模块链接
            a = news.a.attrs['href']
            # 调用函数获取新闻正文
            getNewDetail(a)


#首页列表新闻
# getListPage('http://news.gzcc.cn/html/xiaoyuanxinwen/')
#计算总页数
resn = requests.get('http://news.gzcc.cn/html/xiaoyuanxinwen/')
resn.encoding = 'utf-8'
soupn = BeautifulSoup(resn.text,'html.parser')
n = int(soupn.select('.a1')[0].text.rstrip(''))//10+1

for i in range(n,n+1):
    pageUrl = 'http://news.gzcc.cn/html/xiaoyuanxinwen/{}.html'.format(i)
    getListPage(pageUrl)

运行结果截图:

爬取简书简单数据: 

# -*- coding: UTF-8 -*-
import requests
from bs4 import BeautifulSoup
from datetime import datetime
import re
import jieba

res = requests.get('https://www.jianshu.com/p/7cb27667442a')
res.encoding = 'utf-8'
soup = BeautifulSoup(res.text,'html.parser')
title = soup.select('.title')[0].text
time = soup.select('.publish-time')[0].text.rstrip('*')
dt = datetime.strptime(time, '%Y.%m.%d %H:%M')
words = soup.select('.wordage')[0].text.lstrip('字数 ')
article = list(jieba.lcut(soup.select('p')[0].text))

print('标题:'+title)
print('发布时间:{}'.format(dt))
print('字数'+words)
print('分词后的正文:')
print(article)

 

 

 

posted @ 2018-04-10 18:51  050朱小彬  阅读(174)  评论(0编辑  收藏  举报