benchmark/integer/graph.rb

#!/usr/bin/env ruby
#
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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
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#
#   http://www.apache.org/licenses/LICENSE-2.0
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require "csv"
require "charty"

Charty::Backends.use("pyplot")
data = CSV.read(File.join(__dir__, "result.csv"),
                headers: true,
                converters: :all)
plotter = Charty.bar_plot(data: data,
                          x: "N records",
                          y: "Elapsed time (sec)",
                          color: "Approach")
plotter.save("result.svg")