Ruby: Google Cloud Translation API の使い方 (Basic)

basic01.rb

#! /usr/bin/ruby
# -*- encoding: utf-8 -*-
#
#   basic01.rb
#
#                       Nov/26/2020
# ---------------------------------------------------------------------
project_id    = "project-translation"
text          = "Es war einmal ein kleines Mädchen."
language_code = "ja"

require "google/cloud/translate"

translate   = Google::Cloud::Translate.translation_v2_service project_id: project_id
translation = translate.translate text, to: language_code

puts "Translated '#{text}' to '#{translation.text.inspect}'"
puts "Original language: #{translation.from} translated to: #{translation.to}"
#
# ---------------------------------------------------------------------

実行方法

export GOOGLE_APPLICATION_CREDENTIALS=./***.json
#
./basic01.rb

実行結果

Translated 'Es war einmal ein kleines Mädchen.' to '"昔々、小さな女の子がいました。"'
Original language: de translated to: ja