我不熟悉 Ruby，但无论如何我都在尝试安装和测试 iQvoc ( https://github.com/innoq/iqvoc )。在一些最初的问题之后，我设法用 heroku 安装了它。我现在正在尝试导出一个小的测试同义词库，但我在使用 Ruby 时遇到了一些问题。我使用这个命令：
rake --trace iqvoc:export TYPE=ttl NAMESPACE='http://namespace.example.fr/'
结果如下：
rake aborted!
Bundler::GemRequireError: There was an error while trying to load the gem 'pry-rails'.
Gem Load Error is: uninitialized constant Pry::Prompt
Backtrace for gem load error is:
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/pry-rails-0.3.5/lib/pry-rails/prompt.rb:36:in `<module:PryRails>'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/pry-rails-0.3.5/lib/pry-rails/prompt.rb:1:in `<top (required)>'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/pry-rails-0.3.5/lib/pry-rails.rb:10:in `<top (required)>'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler/runtime.rb:91:in `require'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler/runtime.rb:91:in `block (2 levels) in require'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler/runtime.rb:86:in `each'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler/runtime.rb:86:in `block in require'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler/runtime.rb:75:in `each'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler/runtime.rb:75:in `require'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/bundler-1.14.6/lib/bundler.rb:107:in `require'
/home/nicola/iqvoc_2/config/application.rb:23:in `<top (required)>'
/home/nicola/iqvoc_2/Rakefile:20:in `require'
/home/nicola/iqvoc_2/Rakefile:20:in `<top (required)>'
/home/nicola/.rbenv/versions/2.4.0/lib/ruby/gems/2.4.0/gems/rake-12.0.0/lib/rake/rake_module.rb:28:in …