Test

slides/talks/2017-4-Cornell-JITDs/results/import.rb

@@ -8,11 +8,12 @@ headers = input.shift.every(2, 1).map { |h| h.gsub(/[^0-9a-zA-Z]/, "_").gsub(/_+
 p headers
 
 # outputs = Hash.new { |hash, key| hash[key] = File.new("output_#{headers[key]}.csv", "w+") }
+ret = input.map do |l|
+  (0..(l.length / 2).floor).map do |i| 
+    { x: l[i*2], y: l[i*2+1], c: i } if l[i*2] != ""
+  end.compact.flatten(1)
+end
 File.open("predictions.json", "w+") do |f|
-  input.each do |l|
-    (0..(l.length / 2).floor).each do |i| 
-      f.puts({ x: l[i*2], y: l[i*2+1], c: i }.to_json) if l[i*2] != ""
-    end
-  end
+  f.puts(ret.to_json)
 end
 # outputs.values.each { |f| f.close }