python get请求

#!/usr/bin/python
#-*- coding:UTF-8 -*-
#coding=utf-8
import requests
import time
import hashlib
import sys
def getUser(userId):
    aid = 0
    t = time.time()
    aTime = int(round(t * 1000))
    hl = hashlib.md5()
    tmp = str(aid) + "369abc123" + str(aTime)
    hl.update(tmp.encode(encoding='utf-8'))
    key = hl.hexdigest()
    url = 'http://10.10.10.10:8080/api/user/getUserInfo'
    resp = requests.get(url, params={'aid': aid, 'aTime': aTime, 'key': key, 'userId': userId})
    print resp.text

if __name__ == '__main__':
    getUser(sys.argv[1])