python发送钉钉机器人消息

import dingtalk.api
import requests

class DingDingAPI():
   def __init__(self, appkey, appsecret):
       self.appkey = appkey
       self.appsecret = appsecret
       self.access_token = self.get_token()

   # 获取token
   def get_token(self):
       params = {
           "appkey": self.appkey,
           "appsecret": self.appsecret
       }
       try:
           res = requests.get("https://oapi.dingtalk.com/gettoken", params=params)
           access_token = res.json().get("access_token")
           return access_token
       except Exception as e:
           print(e)

   # 发送消息
   def send_msg(self, chatid="", content=""):

       req = dingtalk.api.OapiChatSendRequest("https://oapi.dingtalk.com/chat/send")

       req.chatid = chatid
       req.text = {
           "content": content
       }
       req.msgtype = "text"

       resp = req.getResponse(self.access_token)

       return resp

   # 发送文件
   def send_file(self, chatid="", media_id=""):

       req = dingtalk.api.OapiChatSendRequest("https://oapi.dingtalk.com/chat/send")

       req.chatid = chatid
       req.file = {
           "media_id": media_id
       }
       req.msgtype = "file"
       resp = req.getResponse(self.access_token)
       return resp


   # 上传文件
   def upload_media(self,file_name="name.docx",file_path=""):
       req = dingtalk.api.OapiMediaUploadRequest("https://oapi.dingtalk.com/media/upload")

       req.type = "file"
       req.media = dingtalk.api.FileItem(file_name,open(file_path, 'rb'))
       resp = req.getResponse(self.access_token)
       return resp

   # 通过电话获取userid
   def get_by_mobile(self,mobile):
       req = dingtalk.api.OapiUserGetByMobileRequest("https://oapi.dingtalk.com/user/get_by_mobile")

       req.mobile = mobile
       try:
           resp = req.getResponse(self.access_token)
           return resp
       except Exception as e:
           print(e)

   # 通过userid获取信息,不能使用机器人appkey
   def get_user_msg(self,userid):
       req = dingtalk.api.OapiUserGetRequest("https://oapi.dingtalk.com/user/get")
       req.userid = userid
       try:
           resp = req.getResponse(self.access_token)
           print(resp)
           return resp
       except Exception as e:
           print(e)


if __name__ == '__main__':
   appkey = "*******"
   appsecret = "**********"
   dd=DingDingAPI(appkey,appsecret)