python爬虫实例(urllib&Be

2020-01-10 10:58:31 浏览数 (1)

python 2.7.6

urllib:发送报文并得到response

BeautifulSoup:解析报文的body(html)

代码语言:javascript复制
#encoding=UTF-8
from bs4 import BeautifulSoup
from urllib import urlopen
import urllib

list_no_results=[]#没查到的银行卡的list
list_yes_results=[]#已查到的银行卡的list

#解析报文,以字典存储
def parseData(htmls,code):
    dic={}
    s=BeautifulSoup(htmls)
    if code=='00':
        list=s.find_all('td','STYLE2',align=False)
        dic={'id':list[0].string,'lt':list[1].string,'type':list[2].string}
    if code=='01':
        list=s.find_all('li')
        dic['id']=list[3].get_text('|').split('|')[1]
        dic['lt']=list[4].get_text('|').split('|')[1]
        dic['type']=list[5].get_text('|').split('|')[1]
    return dic #卡号id, 归属地lt,卡种type  dict

    
#向网站00和01发送查询银行卡信息,并得到报文body,交parseData处理,返回result字典
def getInfoFromWeb00(cardNumStr): 
    #http://www.6wm.cn/card/6222020200094043425.html
    url_get='http://www.6wm.cn/card/' cardNumStr '.html'
    get_2=urlopen(url_get).read()
    if '404 Not Found' not in get_2:
        #pare data
        return parseData(get_2,'00')
    else:
        data=urllib.urlencode({'cardNum':cardNumStr})
        url_query='http://www.6wm.cn/bank.php'
        post_1=urlopen(url_query,data=data)
        get_2=urlopen(url_get).read()
        #pare data
        if '404 Not Found' not in get_2:
            return parseData(get_2,'00')
        else:
            list_no_results.append(cardNumStr)
            return False
    
def getInfoFromWeb01(cardNumStr):
    #http://www.cha789.com/bank_6228212028001510771.html
    url_get='http://www.cha789.com/bank_' cardNumStr '.html'
    get_1=urlopen(url_get).read()
    if 'cxContext' not in get_1:
        list_no_results.append(cardNumStr)
        return False
    else:
        return parseData(get_1,'01')

if __name__=='__main__':

    list_card=['……','……']#list of card string

    ……

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