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Versions: 174
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Contents
#!/usr/bin/env ruby
require 'rbbt-util'
require 'rbbt/util/simpleopt'
$0 = "rbbt #{$previous_commands*""} #{ File.basename(__FILE__) }" if $previous_commands
options = SOPT.setup <<EOF
Zip fields in a TSV file
$ rbbt tsv unzip [options] file.tsv
Display summary information. Works with Tokyocabinet HDB and BDB as well.
-tch--tokyocabinet File is a TC HDB
-tcb--tokyocabinet_bd File is a TC BDB
-hh--header_hash* Change the character used to mark the header line (defaults to #)
-f--field* Field to unzip
-m--merge Merge lines
-h--help Help
EOF
SOPT.usage if options[:help]
file = ARGV.shift
file = STDIN if file == '-'
field = options[:field] || 0
merge = options[:merge] || false
case
when options[:tokyocabinet]
tsv = Persist.open_tokyocabinet(file, false)
when options[:tokyocabinet_bd]
tsv = Persist.open_tokyocabinet(file, false, nil, TokyoCabinet::BDB)
else
if String === file
file = file.dup
Path.setup(File.expand_path(file))
end
tsv = TSV.open(file, {:type => :double}.merge(options))
end
puts tsv.unzip(field, merge).to_s
Version data entries
174 entries across 174 versions & 1 rubygems