爬取前程無憂網站 寫入excel

from urllib.request import urlopen,Request
from bs4 import BeautifulSoup
import json
import xlwt
lentitles=[]
job_href=[]
company_name=[]
providesalary_text=[]
workarea_text=[]
jobwelf=[]
companyind_text=[]
careerinfo=[]

workbook=xlwt.Workbook(encoding='utf-8')
worksheet=workbook.add_sheet(
 
'hzh zhaping wb')
headers={'User-Agent':'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3947.100 Safari/537.36'}
def updateurl(url,headers):
    ret = Request(url, headers=headers)
    html = urlopen(ret)
    bs = BeautifulSoup(html, "html.parser")
    return
 
 bs

for link in range(1,2):
    url="https://search.51job.com/list/080200,000000,0000,00,9,99,%25E5%25A4%25A7%25E6%2595%25B0%25E6%258D%25AE,2,{}.html?lang=c&postchannel=0000&workyear=99&cotype=99&degreefrom=99&jobterm=99&companysize=99&ord_field=0&dibiaoid=0&line=&welfare=".format
 
(link)
    bs = updateurl(url, headers)
    info=bs.find_all('script',{"type":"text/javascript"})
    def get_V(dct,key):
        return dct[key] if key in dct else 'none'

    for x in info:
        t=x.get_text()
        if len(t)>0:
            t=t.replace("window.__SEARCH_RESULT__ = ","")
        # print(t)
            jsonobj = json.loads(t)

    for i in jsonobj['engine_search_result']:
        job_name=get_V(i,'job_name')
        lentitles.append(job_name)
        # print(lentitles)

        job_href1 = get_V(i, 'job_href')
        job_href.append(job_href1)
        # print(job_href1)
        take=updateurl(job_href1,headers)

        job_href2=take.find_all('div',class_='bmsg job_msg inbox')
        for kk in job_href2:
            try:
                careerinfo.append(kk.get_text())
            except:
                careerinfo.append('')

        company_name1 = (get_V(i, 'company_name'))
        company_name.append(company_name1)
        # print(company_name)
        providesalary_text1 = (get_V(i, 'providesalary_text'))
        providesalary_text.append(providesalary_text1)

        workarea_text1 = (get_V(i, 'workarea_text'))
        workarea_text.append(workarea_text1)

        jobwelf1 = (get_V(i, 'jobwelf'))
        jobwelf.append(jobwelf1)

        companyind_text1 = (get_V(i, 'companyind_text'))
        companyind_text.append(companyind_text1)
# print(len(careerinfo))
# print(len(lentitles))
# print(careerinfo)
careerinfo.append('')
# print(len(careerinfo))
        # print(job_href1)
worksheet.write(0,0,label='職位名稱')
worksheet.write(0,1,label='職業網址')
worksheet.write(0,2,label='公司名字')
worksheet.write(0,3,label='薪資福利')
worksheet.write(0,4,label='工作地址')
worksheet.write(0,5,label='工作福利')
worksheet.write(0,6,label='公司前景')
worksheet.write(0,7,label='職業資訊')
for i in range(1,len(lentitles)):
        worksheet.write(i, 0, label=lentitles[i])
        worksheet.write(i, 1, label=job_href[i])
        worksheet.write(i, 2, label=company_name[i])
        worksheet.write(i, 3, label=providesalary_text[i])
        worksheet.write(i, 4, label=workarea_text[i])
        worksheet.write(i, 5, label=jobwelf[i])
        worksheet.write(i, 6, label=companyind_text[i])
        worksheet.write(i, 7,label=careerinfo[i])
workbook.save('hzh_sevse.xls')