def _vimdiff(filepath, local_file_path, remote_file_path):
    """
    Tried for a ludicrous amount of time to get it to open vimdiff automagically.
    Instead we settled on just letting user know what command they should run.
    """
    command = "vimdiff -f -d -c 'wincmd J' {merged} {local} {remote}".format(
        merged=filepath, local=local_file_path, remote=remote_file_path)
    return (
        '\n\n~*Currently under development*~\n\nTo open the diff use this command:\n$> {}'
        .format(command))
