爬取boss直聘目标职位信息

最新推荐文章于 2025-01-19 10:52:50 发布

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本文介绍了一款针对智联招聘网站的Python爬虫程序，该程序能够抓取指定关键词的职位信息，包括职位名称、薪资、公司名称、公司类型及职位详细描述，并将数据整理成Excel文件。通过解析网页源码，爬虫可以遍历多页搜索结果，获取大量职位信息。

import requests
from lxml import etree
import pandas as pd


class spider:
    def __init__(self, word, begin_page, end_page):
        self.word = word
        self.begin_page = begin_page
        self.end_page = end_page
        self.header = {"User-Agent": "Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1 Trident/5.0;"}

        self.url = "https://www.zhipin.com/job_detail/?query="
        self.number = 1
        self.df = pd.DataFrame(columns={'职位', '薪资', '公司', '公司类型', '职位信息'})

    def b_spider(self):
        print('---b_spider')
        for page in range(self.begin_page, self.end_page + 1):
            url = self.url + self.word + '&page=' + str(page)
            print(url)
            response = requests.get(url, headers=self.header)
            html = etree.HTML(response.text)
            company = html.xpath("//div[@class='company-text']/h3/a")
            # // div[ @class ='company-text'] / p / text()[1]
            company_type = html.xpath("//div[@class='company-text']/p/text()[1]")
            links = html.xpath("//div[@class='job-list']//a/@data-url")
            # https://www.zhipin.com/job_detail/c25728ffe1ba9c6e1Xd60tq9GFI~
            for i, link in enumerate(links):
                link = 'https://www.zhipin.com/job_detail/' + str(link)[30:-23]
                print(link)
                self.loadpage(link, company[i].text, company_type[i])
                self.number += 1
        self.df.to_excel("%s.xls" % (self.word), encoding='utf-8', index=False)
        print(self.number)

    def loadpage(self, link, company, company_type):
        print('---loadpage')
        # //div[@class='info-primary']//div[@class='name']/h1
        # //div[@class='info-primary']//div[@class='name']/span
        response = requests.get(link, headers=self.header)
        html = etree.HTML(response.text)
        title = html.xpath("//div[@class='info-primary']//div[@class='name']/h1")[0].text
        salary = html.xpath("//div[@class='info-primary']//div[@class='name']/span")[0].text
        # //div[@class='text']
        job_des = html.xpath("//div[@class='text']/text()")
        self.writepage(title, salary, company, company_type, job_des)

    def writepage(self, title, salary, company, company_type, job_des):
        print('---writepage')

        print(title)
        title = title.replace(' ', '')
        salary = salary.replace(' ', '')
        company = company.replace(' ', '')
        company_type = company_type.replace(' ', '')
        print(salary)
        t = []
        t.append(title)
        t.append(salary)
        t.append(company)
        t.append(company_type)
        s = ''
        for i in job_des:
            s = s + i.strip() + '\n'
        t.append(s)
        f = pd.DataFrame([t], columns={'职位', '薪资', '公司', '公司类型', '职位信息'})
        self.df = pd.concat([self.df, f])


if __name__ == '__main__':
    s = spider('图像处理', 1, 3)
    s.b_spider()