code: def add_directory(self, *args, **kwargs):
          
          exc = kwargs.get('exclusions', None)
          for path in args:
              self.files.append(DirectoryPath(path, self, exclusions=exc))
docs: Add directory or directories list to bundle
  
          :param exclusions: List of excluded paths
  
          :type path: str|unicode
          :type exclusions: list