From be7693ff2e978dadaceded5743a7c1e9879aa761 Mon Sep 17 00:00:00 2001
From: Arkadiusz Kondas <arkadiusz.kondas@gmail.com>
Date: Thu, 30 Jun 2016 23:27:17 +0200
Subject: [PATCH] remove osx from travis - dont work with php 7.0

---
 .travis.yml                                    | 1 -
 src/Phpml/Classification/KNearestNeighbors.php | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 9f59935..3d63462 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,5 @@
 os:
   - linux
-  - osx
 language: php
 php:
   - 7.0
diff --git a/src/Phpml/Classification/KNearestNeighbors.php b/src/Phpml/Classification/KNearestNeighbors.php
index 95ebeaf..594438b 100644
--- a/src/Phpml/Classification/KNearestNeighbors.php
+++ b/src/Phpml/Classification/KNearestNeighbors.php
@@ -67,7 +67,7 @@ class KNearestNeighbors implements Classifier
      *
      * @throws \Phpml\Exception\InvalidArgumentException
      */
-    private function kNeighborsDistances(array $sample): array
+    private function kNeighborsDistances(array $sample)
     {
         $distances = [];