From d069f8af23bed56ead4cf8a3d5df6ca58ce49f57 Mon Sep 17 00:00:00 2001
From: kojix2 <2xijok@gmail.com>
Date: Mon, 3 Aug 2020 10:38:41 +0900
Subject: [PATCH] Add a comment

---
 lib/uplot/command.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/uplot/command.rb b/lib/uplot/command.rb
index 7d3850d..415d818 100644
--- a/lib/uplot/command.rb
+++ b/lib/uplot/command.rb
@@ -108,7 +108,7 @@ module Uplot
 
     def preprocess(input)
       data = CSV.parse(input, col_sep: @delimiter)
-      data.delete([])
+      data.delete([]) # Remove blank lines.
       headers = nil
       if @transpose
         if @headers