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my_test.rb
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42 lines (30 loc) · 728 Bytes
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require 'map_reduce_job'
require 'pp'
puts now = Time.now
job = MapReduceJob.new
#job.data = File::readlines('/Users/davidpick/Documents/Scripts/movefiles.rb')
job.data = File::readlines('/Users/davidpick/Downloads/twelfthnight.txt')
job.partition = Partitioner::array_data_split_by_first_entry
job.map = %{lambda do |lines|
result = Array.new
lines.each do |line|
line.split.each do |word|
result << [word, 1]
end
end
result
end}
job.reduce = %{lambda do |pairs|
totals = Hash.new
pairs.each do |pair|
word, count = pair[0], pair[1]
totals[word] ||= 0
totals[word] += count
end
totals
end}
result = job.run
result.each do |partition|
pp partition
end
puts Time.now - now