code: def load_or_run(filepath, fun, *args, **kwargs):
      
      force = kwargs.pop('force', False)
      compress = kwargs.pop('compress', True)
  
      if not filepath.startswith('/') or not filepath.startswith('~'):
          filepath = os.path.join('/tmp/snipy/load_or_run/', filepath)
  
      if not force and os.path.exists(filepath):
          # 저장되어 있는 것 로딩
          mmap_mode = 'r+' if not compress else None
          return loadfile(filepath, mmap_mode=mmap_mode)
  
      res = fun(*args, **kwargs)
      savefile(res, filepath, compress=compress)
  
      return res
docs: 계산된 결과 파일이 있으면 로딩하고, 없으면 계산후 저장
      ex)
      res = load_or_run('file_loadorsave', funlongtime, ...., force=False)
      :param filepath:
      :param fun:
      :param force:
      :return: