# encoding:utf-8
from urllib import request
from urllib import parse
import json
import ssl
import sys
def get_token():
    host = 'https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials&client_id=jPnOkfrida8pFOlRHRo9Sqb7&client_secret=7gYFT3OZMHN0TSrsrkisMeVvle6GhGFZ '
    req = request.Request(host)
    req.add_header('Content-Type', 'application/json; charset=UTF-8')
    response = request.urlopen(req)

    content =response.read()
#"""结果转化为字符"""
    content = bytes.decode(content)
#    """转化为字典"""
    content = eval(content[:-1])
    return content['access_token']

#"""转换图片"""
def imgdata(file1path,file2path):
    import base64
    f = open(r'%s'% file1path,'rb')
    pic1 = base64.b64encode(f.read())
    f.close()
    f = open(r'%s'% file2path,'rb')
    pic2 = base64.b64encode(f.read())
    f.close()
    print(pic1)
    params = json.dumps(
        [
            {"image":"%s"%pic1,
             "image_type": "BASE64",
             "face_type": "LIVE",
             "quality_control": "LOW"
             },
            {"image":"%s"%pic2,
             "image_type": "BASE64",
             "face_type": "LIVE",
             "quality_control": "LOW"
             }
        ],indent=4
    )

    return params



#人脸检测与属性分析
#'''
def img(file1path,file2path):
    token = get_token()
    print(token)
    url = "https://aip.baidubce.com/rest/2.0/face/v3/match?access_token="+token
    data = imgdata(file1path,file2path)
    req = request.Request(url,data = data)
    req.add_header('Content-Type', 'application/json')
    response =request.urlopen(req)#这报错 POST data should be bytes, an iterable of bytes, or a file object. It cannot be of type str.
    content = response.read()
  
    content = bytes.decode(content)
    content = eval(content)
#"""获得分数"""
    score = content['result'][0]['score']
    if score > 80:
        return '图片相似度:'+str(score)+'，同一个人'
    else:
        return '图片相似度:'+str(score)+'，bu同一个人'

if __name__ == '__main__':
    file1path = 'tupian4.jpg'
    file2path = 'tupian2.jpg'
    res = img(file1path,file2path)
    print(res)​