code: def get_role_id(self, role_name, mount_point='approle'):
          
  
          url = '/v1/auth/{0}/role/{1}/role-id'.format(mount_point, role_name)
          return self._adapter.get(url).json()['data']['role_id']
docs: GET /auth/<mount_point>/role/<role name>/role-id
  
          :param role_name:
          :type role_name:
          :param mount_point:
          :type mount_point:
          :return:
          :rtype: