scandir.py 文件源码

def is_dir(self, follow_symlinks=True):
                is_symlink = self.is_symlink()
                if follow_symlinks and is_symlink:
                    try:
                        return self.stat().st_mode & 0o170000 == S_IFDIR
                    except OSError as e:
                        if e.errno != ENOENT:
                            raise
                        return False
                elif is_symlink:
                    return False
                else:
                    return (self._find_data.dwFileAttributes &
                            FILE_ATTRIBUTE_DIRECTORY != 0)