docs: def chmod_repr(flags):
    """
    Returns a string representation of the access flags *flags*.
    """
  
    template = 'rwxrwxrwx'
    order = (_stat.S_IRUSR, _stat.S_IWUSR, _stat.S_IXUSR,
             _stat.S_IRGRP, _stat.S_IWGRP, _stat.S_IXGRP,
             _stat.S_IROTH, _stat.S_IWOTH, _stat.S_IXOTH)
    return ''.join(template[i] if flags&x else '-'
                   for i, x in enumerate(order))