utils.py 文件源码

def get_file_type(path):
  """Retrieve the file type of the path

  :param path: The path to get the file type for
  :return: The file type as a string or None on error
  """
  f_types = {
    'socket':           stat.S_IFSOCK,
    'regular':          stat.S_IFREG,
    'block':            stat.S_IFBLK,
    'directory':        stat.S_IFDIR,
    'character_device': stat.S_IFCHR,
    'fifo':             stat.S_IFIFO,
  }
  if not path or not os.path.exists(path):
    return None

  obj = os.stat(path).st_mode
  for key,val in f_types.items():
    if obj & val == val:
      return key