code: def _use_last_dir_name(self, path, prefix=''):
          
          matching_dirs = (
              dir_name
              for dir_name in reversed(os.listdir(path))
              if os.path.isdir(os.path.join(path, dir_name)) and
              dir_name.startswith(prefix)
          )
          return next(matching_dirs, None) or ''
docs: Return name of the last dir in path or '' if no dir found.
  
          Parameters
          ----------
          path: str
              Use dirs in this path
          prefix: str
              Use only dirs startings by this prefix