# encoding:utf-8
import urllib, urllib2, sys
import ssl, json
ssl._create_default_https_context = ssl._create_unverified_context

AK = "fUHVCDeAmuCXPiLuur8rIc34"
SK = "sauIRA98VaWUDqx2ejV9bS39RyXLCoSN"

# token 请求 url 与图片不一样
host = 'https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials'\
       '&client_id=%s'\
       '&client_secret=%s' % (AK, SK)


def GetToken():
    global host 
    request = urllib2.Request(host)
    request.add_header('Content-Type', 'application/json; charset=UTF-8')
    #response = urllib2.urlopen(request)
    response = None
    try:
        response = urllib2.urlopen(request)
    except urllib2.URLError,e:
        print e.reason
        print e.reason[0]
        print e.reason[1]
    if (response == None):  
        print "response=null"
        return None
    content = response.read()
    if (content):
        js = json.loads(content)
        # return js['refresh_token']
        if (js.has_key('access_token')):
            return js['access_token']
    return None

if __name__ == "__main__":
    #前面两个参数是图片路径
    Token = GetToken()   
    print Token