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@y_benjo

単語と単語idの対でできた辞書を簡単に作る

Posted at

自然言語処理でお馴染みの作業．
Pythonではもっと簡単らしい

words = ['apple', 'banana', 'cat']
Hash[words.each_with_index.map{|e, i|[e, i]}]
#=> {"apple"=>0, "banana"=>1, "cat"=>2}
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