.. _program_listing_file_src_command_marian_vocab.cpp:

Program Listing for File marian_vocab.cpp
=========================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_command_marian_vocab.cpp>` (``src/command/marian_vocab.cpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #include "marian.h"
   
   #include "common/cli_wrapper.h"
   #include "common/logging.h"
   #include "data/vocab.h"
   
   int main(int argc, char** argv) {
     using namespace marian;
   
     createLoggers();
   
     Ptr<Options> options = New<Options>();
     {
       YAML::Node config; // @TODO: get rid of YAML::Node here entirely to avoid the pattern. Currently not fixing as it requires more changes to the Options object.
       auto cli = New<cli::CLIWrapper>(
           config,
           "Create a vocabulary from text corpora given on STDIN",
           "Allowed options",
           "Examples:\n"
           "  ./marian-vocab < text.src > vocab.yml\n"
           "  cat text.src text.trg | ./marian-vocab > vocab.yml");
       cli->add<size_t>("--max-size,-m", "Generate only UINT most common vocabulary items", 0);
       cli->parse(argc, argv);
       options->merge(config);
     }
   
     LOG(info, "Creating vocabulary...");
   
     auto vocab = New<Vocab>(options, 0);
     vocab->create("stdout", "stdin", options->get<size_t>("max-size"));
   
     LOG(info, "Finished");
   
     return 0;
   }