阿里云短信API SDK Python3版

#!/usr/bin/python3
# -*- coding: utf-8 -*-
#阿里云短信API SDK Python3版

import urllib.request
import time, datetime
import uuid
import base64, json
import hmac, hashlib


class SMS():
    _prefix_url = "https://dysmsapi.aliyuncs.com/?"

    def __init__(self, ACCESSKEYID, ACCESSSECRET, SIGN_NAME):
        self.__accesskeyid = ACCESSKEYID
        self.__accesssecret = ACCESSSECRET
        self.__sign_name = SIGN_NAME

    #发送短信
    def send_sms(self, mobiles, tpl_code, tpl_params):
        p_dict = {
    
    
                "SignatureMethod": "HMAC-SHA1",
                "SignatureNonce": uuid.uuid4().hex,
                "AccessKeyId": self.__accesskeyid,
                "SignatureVersion": "1.0",
                "Timestamp": time.strftime("%Y-%m-%dT%H:%M:%SZ", datetime.datetime.utcnow().timetuple()),
                "Format": "JSON",
                "Action": "SendSms",
                "Version": "2017-05-25",
                "RegionId": "cn-hangzhou",
                "PhoneNumbers": "{0}".format(mobiles),
                "SignName": self.__sign_name,
                "TemplateParam": json.dumps(tpl_params, ensure_ascii=False),
                "TemplateCode": tpl_code,
                "OutId": "123"
            }

        eps = ""
        for key in sorted(p_dict.keys()):
            eps += key + '=' + urllib.parse.quote(p_dict[key]) + '&'
        eps = eps.rstrip("&")

        sign_str = self.signature("GET&%2F&" + urllib.parse.quote(eps))

        url = "{0}Signature={1}&{2}".format(self._prefix_url, sign_str, eps)
        r = urllib.request.urlopen(url)
        return json.loads(r.read())

    #签名函数
    def signature(self, prepare_str):
        k = "{0}{1}".format(self.__accesssecret, "&")
        r = hmac.new(k.encode(), prepare_str.encode(), hashlib.sha1).digest()
        base_str = base64.b64encode(r).decode()
        return urllib.parse.quote_plus(base_str)

if __name__ == "__main__":
    entity = SMS(ACCESSKEYID = "", ACCESSSECRET = "", SIGN_NAME = "比特量化")

    _tpl_code = "SMS_800001234"
    _tpl_params = {
    
    "code": "1234"} 

    result = entity.send_sms("165501809", _tpl_code, _tpl_params)
    print(result)