python爬虫看看虎牙女主播中谁最“顶”步骤详解

# 获取所有的主播信息
def getDatas(html):
  datalist=[]
  parse=parsel.Selector(html)
  lis=parse.xpath('//li[@class="game-live-item"]').getall()
  # print(lis)
  for li in lis:
    data = []
    parse1=parsel.Selector(li)
    img_src=parse1.xpath('//img[@class="pic"]/@data-original').get("data")
    data.append(img_src)
    title=parse1.xpath('//i[@class="nick"]/@title').get("data")
    data.append(title)
    redu=parse1.xpath('//i[@class="js-num"]/text()').get("data")
    data.append(redu)
    datalist.append(data)
  return datalist

#保存主播头像
def download(datalist):
  for data in datalist:
    #第一种下载方式
    with open("D:/software/python/python爬虫/虎牙颜值主播排名/", 'wb') as f:
      f.write(data[0])
    #第二种下载方式
    urllib.request.urlretrieve(data[0],"D:/software/python/python爬虫/虎牙颜值主播排名"+"/"+data[1]+".jpg")
    print(data[1]+"下载完成")

def face_rg(file_path):
  """ 你的 APPID AK SK """
  APP_ID = '你的 App ID'
  API_KEY = '你的 Api Key'
  SECRET_KEY = '你的 Secret Key'

  client = AipFace(APP_ID, API_KEY, SECRET_KEY)

  with open(file_path,'rb')as file:
    data=base64.b64encode(file.read())


  image=data.decode()

  imageType = "BASE64"

  """ 如果有可选参数 """
  options = {}
  options["face_field"] = "beauty"


  """ 带参数调用人脸检测 """
  result=client.detect(image, imageType, options)
  # print(result)
  return result['result']['face_list'][0]['beauty']

path=r"D:\software\python\python爬虫\虎牙颜值主播排名"
image_list=os.listdir(path)
name_score={}
for image in image_list:
  try:
    print(image.split(".")[0]+"颜值评分为:%d"%face_rg(path+"/"+image))
    name_score[image.split(".")[0]]=face_rg(path+"/"+image)
  except:
    pass
second_score=sorted(name_score.items(),key=lambda x:x[1],reverse=True)
print("-------------------------------------检测结束-------------------------------------")
print("-------------------------------------以下是排名-------------------------------------")
for a,b in enumerate(second_score):
  print("{}的颜值评分为:{},排名第{}".format(second_score[a][0],second_score[a][1],a+1))