马上注册,结交更多好友,享用更多功能^_^
您需要 登录 才可以下载或查看,没有账号?立即注册
x
本帖最后由 匿名 于 2021-12-19 17:30 编辑
我爬取的网站是https://www.shixi.com/search/index?key=大数据,内容是全部页数的六个信息
这个代码我是照着爬取豆瓣TOP250的那个代码写的,希望有人指点我一下
- import requests
- import bs4
- import re
- def open_url(url):
- headers = {'user-agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.98 Safari/537.36'}
- res = requests.get(url, headers=headers,verify=False)
- return res
- def find_occupation(res):
- soup =bs4.BeautifulSoup(res.text, 'html.parser')
- #岗位名称
- post = []
- targets = soup.find_all("dt", class_="job-name")
- for each in targets:
- post.append(each.text)
- #公司名称
- company = []
- targets = soup.find_all("div", class_="comany-info-title")
- for each in targets:
- company.append(each.a.text)
- #工作地点
- area = []
- targets = soup.find_all("span", class_="job-address")
- for each in targets:
- area.append(each.text)
- #学历要求
- education = []
- targets = soup.find_all("dd", class_="job-des")
- for each in targets:
- education.append(each.text)
- #薪资情况
- pay = []
- targets = soup.find_all("div", class_="comany-info-des")
- for each in targets:
- pay.append(each.text)
-
- #发布时间
- time = []
- targets = soup.find_all("span", class_="job-time")
- for each in targets:
- try:
- time.append(each.text.split('\n')[1].strip() + each.text.split('\n')[2].strip())
- except:
- continue
- result = []
- length = len(post)
- for i in range(length):
- result.append(post[i] + company[i] + area[i] + education[i] + pay[i] + time[i] + '\n')
- return result
- #找出共有多少个页面
- def find_depth(res):
- soup = bs4.BeautifulSoup(res.text, 'html.parser')
- depth = soup.find('li', class_='next').previous_sibling.previous_sibling.text
- return int(depth)
- def main():
- host = "https://www.shixi.com/search/index?key=大数据"
- res = open_url(host)
- depth = find_depth(res)
- result = []
- for i in range(depth):
- url = host + '&page=' + str(10 * i)
- res = open_url(url)
- result.extend(find_occupation(res))
- with open ("大数据.txt", "w", encoding="utf-8") as f:
- for each in result:
- f.write(each)
- if __name__ == "__main__":
- main()
复制代码 |