def _is_skippable(filename_full):
    """Handle things that are not optimizable files."""

    # File types
    if not Settings.follow_symlinks and os.path.islink(filename_full):
        return True
    if os.path.basename(filename_full) == timestamp.RECORD_FILENAME:
        return True
    if not os.path.exists(filename_full):
        if Settings.verbose:
            print(filename_full, 'was not found.')
        return True

    return False