def confirm_tags(tags, watson_tags):
    """
    Ask user to confirm creation of new tags (each separately)
    Both 'tags' and 'watson_tags" must be iterables.
    Returns True if all accepted and raises click.exceptions.Abort on reject
    """
    for tag in tags:
        if tag not in watson_tags:
            msg = "Tag '%s' does not exist yet. Create it?" % style('tag', tag)
            click.confirm(msg, abort=True)
    return True

    Ask user to confirm creation of new tags (each separately)
    Both 'tags' and 'watson_tags" must be iterables.
    Returns True if all accepted and raises click.exceptions.Abort on reject
    
watson/utils.py