text: from website.files.models.base import File, Folder, FileNode
  
  __all__ = ('SwiftFile', 'SwiftFolder', 'SwiftFileNode')
  
  
  class SwiftFileNode(FileNode):
      provider = 'swift'
  
  
  class SwiftFolder(SwiftFileNode, Folder):
      pass
  
  
  class SwiftFile(SwiftFileNode, File):
      version_identifier = 'version'
  