code: def group_systems(self, group_name, systems):
          
          api_group_id = None
          headers = {'Content-Type': 'application/json'}
          group_path = self.api_url + '/v1/groups'
          group_get_path = group_path + ('?display_name=%s' % quote(group_name))
  
          logger.debug("GET group: %s", group_get_path)
          net_logger.info("GET %s", group_get_path)
          get_group = self.session.get(group_get_path)
          logger.debug("GET group status: %s", get_group.status_code)
          if get_group.status_code == 200:
              api_group_id = get_group.json()['id']
  
          if get_group.status_code == 404:
              # Group does not exist, POST to create
              logger.debug("POST group")
              data = json.dumps({'display_name': group_name})
              net_logger.info("POST", group_path)
              post_group = self.session.post(group_path,
                                             headers=headers,
                                             data=data)
              logger.debug("POST group status: %s", post_group.status_code)
              logger.debug("POST Group: %s", post_group.json())
              self.handle_fail_rcs(post_group)
              api_group_id = post_group.json()['id']
  
          logger.debug("PUT group")
          data = json.dumps(systems)
          net_logger.info("PUT %s", group_path + ('/%s/systems' % api_group_id))
          put_group = self.session.put(group_path +
                                       ('/%s/systems' % api_group_id),
                                       headers=headers,
                                       data=data)
          logger.debug("PUT group status: %d", put_group.status_code)
          logger.debug("PUT Group: %s", put_group.json())
docs: Adds an array of systems to specified group
  
          Args:
              group_name: Display name of group
              systems: Array of {'machine_id': machine_id}