lib/svmkit/pairwise_metric.rb in svmkit-0.2.5 vs lib/svmkit/pairwise_metric.rb in svmkit-0.2.6

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 module SVMKit
   # Module for calculating pairwise distances, similarities, and kernels.
   module PairwiseMetric
     class << self
       # Calculate the pairwise euclidean distances between x and y.