old_contents: # -*- coding: utf-8 -*-
  from listenclosely.services.base import BaseMessageServiceBackend
  import conf
  import logging
  from bot import Bot
  
  logger = logging.getLogger(__name__)
  
  class TelegramMessageServiceBackend(BaseMessageServiceBackend):
      """
      Message Service Backend implementation to send instant messages with telepot
      """
      
      def __init__(self, caller, fail_silently=False, **kwargs):
          super(TelegramMessageServiceBackend, self).__init__(fail_silently, **kwargs)
          try:
              self.listening = False
              self.bot = Bot(conf.LISTENCLOSELY_TELEGRAM_BOT_TOKEN)
          except:
              logger.error("Configuration Error")
              raise
          self.caller = caller
          
      def listen(self):
          """
          Loop to receive messages from whatsapp server. Set autoconnect option to True
          """
          if not self.bot.listening:
              self.bot.listen(self.on_message)   
          else:
              logger.warning("Already listening")
              
      def send_message(self, id_service, content):
          """
          Send message to a 
          """
          message = self.bot.send_message(id_service, content).wait()
          return message.message_id      
  
      def disconnect(self):
          """
          Disconnect from connection
          """
          self.bot.listening = False
          logger.warning("Disconnect")
          
      def on_message(self, message):
          self.caller.on_message(message.message_id, message.sender.id, message.text)
new_contents: # -*- coding: utf-8 -*-
  from listenclosely.services.base import BaseMessageServiceBackend
  from listenclosely_telegram import conf 
  import logging
  from bot import Bot
  
  logger = logging.getLogger(__name__)
  
  class TelegramMessageServiceBackend(BaseMessageServiceBackend):
      """
      Message Service Backend implementation to send instant messages with telepot
      """
      
      def __init__(self, caller, fail_silently=False, **kwargs):
          super(TelegramMessageServiceBackend, self).__init__(fail_silently, **kwargs)
          try:
              self.listening = False
              self.bot = Bot(conf.LISTENCLOSELY_TELEGRAM_BOT_TOKEN)
          except:
              logger.error("Configuration Error")
              raise
          self.caller = caller
          
      def listen(self):
          """
          Loop to receive messages from whatsapp server. Set autoconnect option to True
          """
          if not self.bot.listening:
              self.bot.listen(self.on_message)   
          else:
              logger.warning("Already listening")
              
      def send_message(self, id_service, content):
          """
          Send message to a 
          """
          message = self.bot.send_message(id_service, content).wait()
          return message.message_id      
  
      def disconnect(self):
          """
          Disconnect from connection
          """
          self.bot.listening = False
          logger.warning("Disconnect")
          
      def on_message(self, message):
          self.caller.on_message(message.message_id, message.sender.id, message.text)
subject: fix import for python3