1<?php 2 3namespace Rubix\ML; 4 5use Psr\Log\LoggerInterface; 6use Psr\Log\LoggerAwareInterface; 7 8/** 9 * Verbose 10 * 11 * @category Machine Learning 12 * @package Rubix/ML 13 * @author Andrew DalPino 14 */ 15interface Verbose extends LoggerAwareInterface 16{ 17 /** 18 * Return the logger or null if not set. 19 * 20 * @return \Psr\Log\LoggerInterface|null 21 */ 22 public function logger() : ?LoggerInterface; 23} 24