本文实例讲述了Python使用bs4获取58同城城市分类的方法。分享给大家供大家参考。具体如下:
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# -*- coding:utf-8 -*- #! /usr/bin/python import urllib import os, datetime, sys from bs4 import BeautifulSoup reload (sys) sys.setdefaultencoding( "utf-8" ) __BASEURL__ = "http://bj.58.com/" __INITURL__ = "http://bj.58.com/hezu/" soup = BeautifulSoup(urllib.urlopen(__INITURL__)) lv1Elements = soup.html.body.section.find( 'div' , 'relative' ).find( 'dl' , 'secitem' )( 'a' ,href = True ) f = open ( 'data.txt' , 'w' ) for element in lv1Elements[ 1 :]: f.write((element.get_text() + '\r\n' )) print element.get_text() url = __BASEURL__ + element.get( 'href' ) print url soup = BeautifulSoup(urllib.urlopen(url)) lv2Elements = soup.html.body.section.find( 'div' , 'relative' ).find( 'dl' , 'secitem' ).find( 'div' , 'subarea' ).find_all( 'a' ) texts = [t.get_text() for t in lv2Elements] f.write( ' ' .join(texts) + '\r\n\r\n' ) f.close() |
希望本文所述对大家的Python程序设计有所帮助。