一般用于发送验证码，本代码实现功能如下：

1、联接MsSqlServer获取短信任务清单，这个可以业务系统往该表插数据

2、根据阿里云短信息的相关信息（appid,secret,消息模板），发送手机消息

3、创建定时任务，监听消息任务

from datetime import datetime
import time
import threading
from queue import Queue
from queue import Empty
from aliyunsdkcore.client import AcsClient
from aliyunsdkcore.request import CommonRequest
import pymssql


class SmsServer(object):
    

    def init(self):
        #self.connect = pymssql.connect('xx.xx.x.xx:6229', 'xx', 'xx', 'HD_Common')  #建立连接
        self.connect = pymssql.connect('xx:6229', 'xx', 'xx', 'HD_Common')  #建立连接
        if self.connect:
            print("连接成功!")

    def send(self,mobile, code):

        client = AcsClient('LTAI4G1JqvT6xp8vE***', 'y5L5cm1FJEKhvG6N932IwSYP***', 'cn-hangzhou')

        request = CommonRequest()
        request.set_accept_format('json')
        request.set_domain('dysmsapi.aliyuncs.com')
        request.set_method('POST')
        request.set_protocol_type('https') # https | http
        request.set_version('2017-05-25')
        request.set_action_name('SendSms')

        request.add_query_param('RegionId', "cn-hangzhou")
        request.add_query_param('PhoneNumbers', mobile)
        request.add_query_param('SignName', "**汽车")
        request.add_query_param('TemplateCode', "SMS_211*****")
        request.add_query_param('TemplateParam', '{\"code\":\"'+ code +'\"}')

        response = client.do_action(request)
        # python2:  print(response)
        print(str(response, encoding = 'utf-8'))
        pass

    def sendSms(self):
        cursor = self.connect.cursor()   #创建一个游标对象,python里的sql语句都要通过cursor来执行
        sql = "select id,phone,code from s_sms where status = 0"
        cursor.execute(sql)   #执行sql语句
        row = cursor.fetchone()  #读取查询结果,
        while row:              #循环读取所有结果

            id = row[0]
            mobile = row[1]
            code = row[2]
            print("发送短信给"+ mobile +",code=" + code)
            self.send(mobile,code)
            self.updateSms(id)
            row = cursor.fetchone()
        
    def updateSms(self,id):
        cursor = self.connect.cursor()   
        cursor.execute(f"update s_sms set status=1,sendtime=getdate() where id={id}")  
        self.connect.commit()  #提交
        

    # 每n秒执行一次
    def job(self):
        while True:
            print(datetime.now().strftime("%Y-%m-%d  %H:%M:%S"))
            try:
                self.sendSms()
                time.sleep(3)      
            except Exception as reason:
                print(reason)
                
        
smsServer = SmsServer()
smsServer.init()
smsServer.job()