网页
https://www.zhipin.com/job_detail/?query=python&city=101010100&industry=&position=

爬取所有li标签的xpath语句:
li_list = response.xpath('//*[@id="main"]/div/div[3]/ul/li')
结果:

网页
https://www.zhipin.com/job_detail/?query=python&city=101010100&industry=&position=

爬取所有li标签的xpath语句:
li_list = response.xpath('//*[@id="main"]/div/div[3]/ul/li')
结果:

li_list = response.xpath('//*[@id="main"]/div/div[3]/ul/li')