include("import")
func doOpen(_data)
  need_shelve()
  println(shFile, ' = shelve.open(', FileName, ', ', Flag, ', ', Protocol, ', ', Writeback, ')')
end

func doRead(_data)
  // TODO
  event(onRead, shFile && '[' && Key && ']') 
end

func doWrite(_data)
  // TODO
  println(shFile, '[', Key, '] = ', Value)
  event(onWrite)
end

func doDelete(_data)
  // TODO
  println('del ', shFile, '[', Key, ']')
  event(onDelete)
end

func doSync(_data)
  // TODO
  println(shFile, '.sync()')
end

func doClose(_data)
  // TODO
  println(shFile, '.close()')
end

func Keys()
  return(shFile && '.keys()')
end

func Values()
  return(shFile && '.values()')
end

func Items()
  return(shFile && '.items()')
end