code: def run(self, args):
          
          configuration = self.configuration
          source_messages_dir = configuration.source_messages_dir
          for locale, converter in zip(configuration.dummy_locales, [Dummy(), Dummy2(), ArabicDummy()]):
              print('Processing source language files into dummy strings, locale "{}"'.format(locale))
              for source_file in configuration.source_messages_dir.walkfiles('*.po'):
                  if args.verbose:
                      print('   ', source_file.relpath())
                  make_dummy(source_messages_dir.joinpath(source_file), locale, converter)
          if args.verbose:
              print()
docs: Generate dummy strings for all source po files.