>>> import sys
 >>> sys.version
 '3.8.0 (tags/v3.8.0:fa919fd, Oct 14 2019, 19:37:50) [MSC v.1916 64 bit (AMD64)]'

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import urllib.request,urllib.error,json
import sys

class WeChat(object):
    __token_id = ''
    # init attribute
    def __init__(self,url):
        self.__url = url.rstrip('/')
        self.__corpid = '[企業(yè)號的標(biāo)識]'
        self.__secret = '[管理組憑證密鑰]'

    # Get TokenID
    def authID(self):
        params = {'corpid':self.__corpid, 'corpsecret':self.__secret}
        data = urllib.parse.urlencode(params)

        content = self.getToken(data)

        try:
            self.__token_id = content['access_token']
            # print content['access_token']
        except KeyError:
            raise KeyError

    # Establish a connection
    def getToken(self,data,url_prefix='/'):
        url = self.__url + url_prefix + 'gettoken?'
        try:
            response = urllib.request.Request(url + data)
        except KeyError:
            raise KeyError
        result = urllib.request.urlopen(response)
        content = json.loads(result.read())
        return content

    # Get sendmessage url
    def postData(self,data,url_prefix='/'):
        url = self.__url + url_prefix + 'message/send?access_token=%s' % self.__token_id
        request = urllib.request.Request(url,data.encode())
        print(url)
        print(data)
        try:
            result = urllib.request.urlopen(request)
        except urllib.error.HTTPError as e:
            if hasattr(e,'reason'):
                print('reason',e.reason)
            elif hasattr(e,'code'):
                print('code',e.code)
            return 0
        else:
            content = json.loads(result.read())
            result.close()
        return content

    # send message
    def sendMessage(self,touser,message):

        self.authID()

        data = json.dumps({
            'touser':"[企業(yè)號中的用戶帳號]",
            'toparty':"[企業(yè)號中的部門id]",
            'msgtype':"[消息類型]",
            'agentid':"[企業(yè)號中的應(yīng)用id]",
            'text':{
                'content':message
            },
            'safe':"0"
        },ensure_ascii=False)

        response = self.postData(data)
        print(response)


if __name__ == '__main__':
    a = WeChat('https://qyapi.weixin.qq.com/cgi-bin')
    a.sendMessage(sys.argv[1],sys.argv[3])