81 lines
2.8 KiB
Ruby
81 lines
2.8 KiB
Ruby
class VowpalWabbit < Formula
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desc "Online learning algorithm"
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homepage "https://github.com/JohnLangford/vowpal_wabbit"
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head "https://github.com/JohnLangford/vowpal_wabbit.git"
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url "https://github.com/JohnLangford/vowpal_wabbit/archive/8.0.tar.gz"
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sha256 "ebf7fea91eead6da3d9fd479b901a320d5ab3ed20b2b134b5ce86aec771b0a60"
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bottle do
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cellar :any
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sha256 "4072bdb5976df63030b3460014bbecaa0b2232adf86094128ea67799fd0368f4" => :el_capitan
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sha256 "0dc906d8ea75c06d1d682a6e7c2477c939491f41f473e986cfdacf1b6fee2d1a" => :yosemite
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sha256 "8b42c4cf697b11ffadeeb19c5331eaf6706de3be3e40b350a4976373a5fddde5" => :mavericks
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sha256 "8a93b68d965449d2a385aba6752e1d9833b676b9a1b08e5434f6fd9239fca837" => :mountain_lion
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end
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if MacOS.version < :mavericks
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depends_on "boost" => "c++11"
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else
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depends_on "boost"
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end
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depends_on "autoconf" => :build
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depends_on "automake" => :build
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depends_on "libtool" => :build
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needs :cxx11
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def install
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ENV.cxx11
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ENV["AC_PATH"] = "#{HOMEBREW_PREFIX}/share"
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system "./autogen.sh", "--prefix=#{prefix}",
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"--with-boost=#{Formula["boost"].opt_prefix}"
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system "make"
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system "make", "install"
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end
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test do
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(testpath/"house_dataset").write <<-EOS.undent
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0 | price:.23 sqft:.25 age:.05 2006
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1 2 'second_house | price:.18 sqft:.15 age:.35 1976
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0 1 0.5 'third_house | price:.53 sqft:.32 age:.87 1924
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EOS
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system bin/"vw", "house_dataset", "-l", "10", "-c", "--passes", "25", "--holdout_off", "--audit", "-f", "house.model", "--nn", "5"
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system bin/"vw", "-t", "-i", "house.model", "-d", "house_dataset", "-p", "house.predict"
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(testpath/"csoaa.dat").write <<-EOS.undent
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1:1.0 a1_expect_1| a
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2:1.0 b1_expect_2| b
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3:1.0 c1_expect_3| c
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1:2.0 2:1.0 ab1_expect_2| a b
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2:1.0 3:3.0 bc1_expect_2| b c
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1:3.0 3:1.0 ac1_expect_3| a c
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2:3.0 d1_expect_2| d
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EOS
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system bin/"vw", "--csoaa", "3", "csoaa.dat", "-f", "csoaa.model"
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system bin/"vw", "-t", "-i", "csoaa.model", "-d", "csoaa.dat", "-p", "csoaa.predict"
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(testpath/"ect.dat").write <<-EOS.undent
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1 ex1| a
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2 ex2| a b
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3 ex3| c d e
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2 ex4| b a
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1 ex5| f g
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EOS
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system bin/"vw", "--ect", "3", "-d", "ect.dat", "-f", "ect.model"
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system bin/"vw", "-t", "-i", "ect.model", "-d", "ect.dat", "-p", "ect.predict"
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(testpath/"train.dat").write <<-EOS.undent
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1:2:0.4 | a c
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3:0.5:0.2 | b d
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4:1.2:0.5 | a b c
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2:1:0.3 | b c
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3:1.5:0.7 | a d
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EOS
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(testpath/"test.dat").write <<-EOS.undent
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1:2 3:5 4:1:0.6 | a c d
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1:0.5 2:1:0.4 3:2 4:1.5 | c d
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EOS
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system bin/"vw", "-d", "train.dat", "--cb", "4", "-f", "cb.model"
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system bin/"vw", "-t", "-i", "cb.model", "-d", "test.dat", "-p", "cb.predict"
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end
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end
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