def tag_del_devices(tag,channel_ids)
			set_resource_and_method(__method__)
			@params = {tag:tag,channel_ids:channel_ids.to_json}
			send_request
		end
def tag_del_devices(tag,channel_ids)
			set_resource_and_method(__method__)
			@params = {tag:tag,channel_ids:channel_ids.to_json}
			send_request
		end
将设备从标签组中移除

 @param tag [String] 标签名称
 @param channel_ids [Array<String>] 一组channel_id
 @return [Baidu::Response]