基于Python爬取fofa网页端数据过程解析

import requests,time,base64,fire
from lxml import etree
def fofasc(s,o,c):
  try:
    sbase64 = (base64.b64encode(s.encode('utf-8'))).decode('utf-8')
    cookies = {
      "_fofapro_ars_session": c
    }
 
    headers = {
      'User-Agent': 'Mozilla/5.0 (Linux; Android 7.1.2; PCRT00 Build/N2G48H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/66.0.3359.158 Safari/537.36 fanwe_app_sdk sdk_type/android sdk_version_name/4.0.1 sdk_version/2020042901 screen_width/720 screen_height/1280',
    }
    for i in range(1,1000):
      url = "https://www.fofa.so/result?q="+s+"&qbase64="+sbase64+"&full=true&page="+str(i)
      r = requests.get(url, headers=headers, cookies=cookies)
      soup = etree.HTML(r.text)
      result = soup.xpath('//*[@id="ajax_content"]/div/div/div/a/text()')
      print(result)
      if result != []:
        for rs in result:
          with open(o,mode="a+") as f:
            f.write(rs+"\n")
      else:
        print("已经获取不到任何数据，爬取完毕！")
        break
      time.sleep(2)
  except KeyboardInterrupt:
    print('用户退出')
if __name__ == '__main__':
  fire.Fire(fofasc)