本文實例為大家分享了python爬取51job中hr的郵箱具體代碼，供大家參考，具體內容如下
#encoding=utf8import urllib2import cookielibimport reimport lxml.htmlfrom _ast import TryExceptfrom warnings import catch_warningsf = open('/root/Desktop/51-01.txt','a+')def read(city): url = 'http://www.51job.com/'+city cj = cookielib.MozillaCookieJar() cookie_support = urllib2.HTTPCookieProcessor(cj) opener = urllib2.build_opener(cookie_support) opener.addheaders = [('User-agent','Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Firefox/38.0 Iceweasel/38.3.0')] urllib2.install_opener(opener) response = urllib2.urlopen(url) http = response.read() rex = 'http://jobs.51job.com/hot/.*?html' value = re.findall(rex, http) for i in value: print i try: readpage(i) except: pass def readpage(url): cj = cookielib.MozillaCookieJar() cookie_support = urllib2.HTTPCookieProcessor(cj) opener = urllib2.build_opener(cookie_support) opener.addheaders = [('User-agent','Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Firefox/38.0 Iceweasel/38.3.0')] urllib2.install_opener(opener) html = urllib2.urlopen(url,timeout = 2).read() doc = lxml.html.fromstring(html) rex = r'[/w/.-]+@(?:[A-Za-z0-9]+/.)+[A-Za-z]+' results = doc.xpath('//div[@class="tmsg inbox"]/div[@class="con_msg"]/div[@class="in"]/p/text()') for i in results: xx = re.compile(rex) for j in xx.findall(i): print j f.write(j+'/n') f.flush() if __name__ == '__main__': city_list = ['zhangjiagang','zhanjiang','zhaoqing','zibo'] for i in city_list: f.write(i+'/n') f.flush() try: read(i) except: pass f.flush() f.close() city_list大家自己整理一下，只能幫你們到這里了，謝謝大家的閱讀，繼續關注VEVB武林網更多精彩內容。
