code: def notify(title,
             message,
             access_token,
             device_iden=None,
             email=None,
             retcode=None):
      
  
      data = {
          'type': 'note',
          'title': title,
          'body': message,
      }
      if device_iden is not None:
          data['device_iden'] = device_iden
      if email is not None:
          data['email'] = email
  
      headers = {'Access-Token': access_token, 'User-Agent': USER_AGENT}
  
      resp = requests.post(
          'https://api.pushbullet.com/v2/pushes', data=data, headers=headers)
  
      resp.raise_for_status()
docs: Required parameter:
          * ``access_token`` - Your Pushbullet access token, created at
              https://www.pushbullet.com/#settings/account
  
      Optional parameters:
          * ``device_iden`` - a device identifier, if omited, notification is
                              sent to all devices
          * ``email`` - send notification to pushbullte user with the specified
                        email or send an email if they aren't a pushullet user