python 爬虫 5i5j房屋信息 获取并存储到数据库
1 from lxml import etree 2 from selenium import webdriver 3 import pymysql 4 5 def Geturl(fullurl):#获取每个招聘网页的链接 6 browser.get(fullurl) 7 shouye_html_text = browser.page_source 8 shouye_ele = etree.HTML(shouye_html_text) 9 zf_list = shouye_ele.xpath('/html/body/div[4]/div[1]/div[2]/ul/li/div/h3/a/@href')#链接url 10 zf_url_list = [] 11 for zf_url_lost in zf_list: 12 zf_url = 'https://bj.5i5j.com'+zf_url_lost 13 zf_url_list.append(zf_url) 14 return zf_url_list 15 def Getinfo(zp_url_list): 16 for zp_url in zp_url_list: 17 browser.get(zp_url) 18 zp_info_html = browser.page_source 19 zp_ele = etree.HTML(zp_info_html) 20 zp_info_title = str(zp_ele.xpath('//html/body/div[3]/div[1]/div[1]/h1/text()')[0]) 21 zp_info_num = str(zp_ele.xpath('/html/body/div[3]/div[2]/div[2]/div[1]/div[1]/div/p[1]/text()')[0])+'元/月'#价格 22 zp_info_type = str(zp_ele.xpath('/html/body/div[3]/div[2]/div[2]/div[1]/div[2]/div/p[1]/text()')[0])#户型 23 zp_info_zone = str(zp_ele.xpath('/html/body/div[3]/div[2]/div[2]/div[1]/div[3]/div/p[1]/text()')[0])+'平米'#房屋大小 24 zp_info_need_1 = str(zp_ele.xpath('/html/body/div[3]/div[2]/div[2]/div[2]/ul/li[1]/span/text()')[0])#房屋信息 25 zp_info_need_2 = str(zp_ele.xpath('/html/body/div[3]/div[2]/div[2]/div[2]/ul/li[1]/a/text()')[0])#房屋信息 26 zp_info_need = zp_info_need_1+zp_info_need_2 27 connection = pymysql.connect(host='localhost', user='root', password='1234', db='5i5j', ) 28 try: 29 with connection.cursor() as cursor: 30 sql = "INSERT INTO `5i5j_info` (`title`,`num`,`type`, `zone`,`need`) VALUES (%s,%s,%s,%s, %s)" 31 cursor.execute(sql, (zp_info_title,zp_info_num,zp_info_type,zp_info_zone,zp_info_need)) 32 connection.commit() 33 finally: 34 connection.close() 35 print(zp_info_title,zp_info_num,zp_info_type,zp_info_zone,zp_info_need) 36 if __name__ == '__main__': 37 browser = webdriver.Chrome() 38 pags = int(input('需要几页?')) 39 for i in range(1,pags+1): 40 url = 'https://bj.5i5j.com/zufang/huilongguan/n{}/' 41 fullurl = url.format(str(i)) 42 zf_url_list = Geturl(fullurl) 43 print(fullurl) 44 # print(zf_url_list) 45 Getinfo(zf_url_list) 46 browser.close()
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