• 栏目抓取网站日kafka


    
    
    #!/usr/bin/python3
    #-*- coding:utf-8 -*-
    """
    create 2018-02-27
    author zl
    desc:
    https://indianexpress.com#印度快报
    files:
    indianexpress.py #爬虫
    config.ini #配置文件
    max_main_interval #脚本循环间隔
    network_timeout #超时
    proxy #代理
    dependent:
    configparser,bs4
    usage:
    skip

    """
    config.ini
    [indianexpress]
    max_main_interval=1800
    network_timeout=15
    proxy=
    indianexpress.py

    #!/usr/bin/python3
    #-*- coding:utf-8 -*-
    """
    create 2018-02-27
    author zl
    desc:
        https://indianexpress.com#印度快报
    files:
        indianexpress.py         #爬虫
        config.ini #配置文件
        max_main_interval  #脚本循环间隔
        network_timeout #超时
        proxy   #代理
    dependent:
        configparser,bs4
    usage:
        skip
    
    """
    from pb_code import *
    from bs4 import BeautifulSoup
    import re
    import time
    
    
    def get_list(urls):
        for url in urls['url']:
            try:
                resp=fetch_get(False,url,network_timeout,proxy)
                if resp is not None:
                    soup=BeautifulSoup(resp,'html.parser')
                    news_list=soup.find_all('div',class_=urls['list_class'])
                    for art in news_list:
                        timedate=art.find('div',class_='date').text
                        #print(timedate)
                        timepattern=re.compile('w+ d{1,2}, d{4} d{1,2}:d{1,2}')
                        t1=timepattern.findall(timedate)
                        timestamp=int(time.mktime(time.strptime(t1[0],"%B %d, %Y %H:%M")))+3600*2.5
                        if 'pm' in timedate:
                            timestamp=timestamp+3600*12
                        if int(time.time())-timestamp<3600:
                            title=art.find('div',class_='title')
                            #print(title)
                            url=title.find('a')
                            art_json={
                                "publishtime":time.strftime("%Y-%m-%d %X",time.localtime(timestamp)),
                                "author":"",
                                "title":url.text,
                                "content":"",
                                "gathertime":time.strftime("%Y-%m-%d %X",time.localtime()),
                                "inserttime":"",
                                "url":url.attrs['href'],
                                "group_id":"7",
                                "site_id":"",
                                "site_url":"",
                                "language":"EN"
    
    
                            }
                            get_page(urls['page_content_id'],art_json)
                        elif timestamp is not None:
                            break
            except Exception as e:
                print('get_list {} ,{}'.format(e,url))
            time.sleep(random.randint(3,10))
    
    
    def get_page(tag_id,art_json):
        resp=fetch_get(False,art_json['url'],network_timeout,proxy)
        #print(resp)
        if resp is not None:
            soup=BeautifulSoup(resp,'html.parser')
            art_content=soup.find('div',itemprop=tag_id).find_all('p')
            content=map(lambda x:x.text,art_content)
            #print(list(content))
            new_content=''.join(list(content))
            art_json['content']=new_content
            art_json['inserttime']=time.strftime("%Y-%m-%d %X",time.localtime())
            print(art_json)
            time.sleep(random.randint(3,10))
    
    
    if __name__=='__main__':
        site_name='indianexpress'
        max_main_interval,network_timeout,proxy=load_config(site_name)
        while True:
            get_list(load_urls('indianexpress'))
            print("{} all done ,sleep{} sec.".format(site_name,max_main_interval))
            time.sleep(max_main_interval)
            get_page()
    pb_code.py
    from configparser import ConfigParser
    import json
    import random
    import requests
    
    USER_AGENTS = [
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; AcooBrowser; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; Acoo Browser; SLCC1; .NET CLR 2.0.50727; Media Center PC 5.0; .NET CLR 3.0.04506)",
        "Mozilla/4.0 (compatible; MSIE 7.0; AOL 9.5; AOLBuild 4337.35; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)",
        "Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)",
        "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 2.0.50727; Media Center PC 6.0)",
        "Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0; WOW64; Trident/4.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET CLR 1.0.3705; .NET CLR 1.1.4322)",
        "Mozilla/4.0 (compatible; MSIE 7.0b; Windows NT 5.2; .NET CLR 1.1.4322; .NET CLR 2.0.50727; InfoPath.2; .NET CLR 3.0.04506.30)",
        "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN) AppleWebKit/523.15 (KHTML, like Gecko, Safari/419.3) Arora/0.3 (Change: 287 c9dfb30)",
        "Mozilla/5.0 (X11; U; Linux; en-US) AppleWebKit/527+ (KHTML, like Gecko, Safari/419.3) Arora/0.6",
        "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070215 K-Ninja/2.1.1",
        "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9) Gecko/20080705 Firefox/3.0 Kapiko/3.0",
        "Mozilla/5.0 (X11; Linux i686; U;) Gecko/20070322 Kazehakase/0.4.5",
        "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.0.8) Gecko Fedora/1.9.0.8-1.fc10 Kazehakase/0.5.6",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11",
        "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_3) AppleWebKit/535.20 (KHTML, like Gecko) Chrome/19.0.1036.7 Safari/535.20",
        "Opera/9.80 (Macintosh; Intel Mac OS X 10.6.8; U; fr) Presto/2.9.168 Version/11.52",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.11 TaoBrowser/2.0 Safari/536.11",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.71 Safari/537.1 LBBROWSER",
        "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; LBBROWSER)",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; QQDownload 732; .NET4.0C; .NET4.0E; LBBROWSER)",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.84 Safari/535.11 LBBROWSER",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E)",
        "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E; QQBrowser/7.0.3698.400)",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; QQDownload 732; .NET4.0C; .NET4.0E)",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; SV1; QQDownload 732; .NET4.0C; .NET4.0E; 360SE)",
        "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; QQDownload 732; .NET4.0C; .NET4.0E)",
        "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; WOW64; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0C; .NET4.0E)",
        "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.89 Safari/537.1",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.89 Safari/537.1",
        "Mozilla/5.0 (iPad; U; CPU OS 4_2_1 like Mac OS X; zh-cn) AppleWebKit/533.17.9 (KHTML, like Gecko) Version/5.0.2 Mobile/8C148 Safari/6533.18.5",
        "Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:2.0b13pre) Gecko/20110307 Firefox/4.0b13pre",
        "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:16.0) Gecko/20100101 Firefox/16.0",
        "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.11 (KHTML, like Gecko) Chrome/23.0.1271.64 Safari/537.11",
        "Mozilla/5.0 (X11; U; Linux x86_64; zh-CN; rv:1.9.2.10) Gecko/20100922 Ubuntu/10.10 (maverick) Firefox/3.6.10"
    ]
    def load_config(segment):
        '''从配置文件加载参数信息'''
        config=ConfigParser()
        config.read('config.ini','utf-8-sig')
        p1=int(config.get(segment,'max_main_interval'))
        p2=int(config.get(segment,'network_timeout'))
        p3=config.get(segment,'proxy')
        if p3=='':
            p3=None
        return p1,p2,p3
    def load_urls(fname):
        '''加载采集url'''
        with open(fname+'.json',encoding='utf-8') as f:
            r =json.load(f)
            return r
    def fetch_get(is_json,url,timeout,proxy):
        '''发送get请求并返回解析数据'''
        head={
            'User-Agent':random.choice(USER_AGENTS)
        }
        req=requests.get(url,headers=head,timeout=timeout,proxies={'http',proxy} if proxy else  None)
        if is_json:
            x=json.loads(req.text)
        else:
            x=req.text
        return x
    def save_db(jdata):
        '''保存json到kafka:通过中转接口'''
        print("site_name:{} url{}".format(jdata['site_name'],jdata['url']))
        requests.post('',json=jdata,headers={"Content-Type": "application/json","keep_alive":'False'})
    indianexpress.json
    {
      "list_class": "articles",
      "page_content_id": "articleBody",
      "url": [
         "http://indianexpress.com/latest-news/"
      ]
    }
    
    
    
     


     
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  • 原文地址:https://www.cnblogs.com/zhanglin123/p/8489316.html
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