def METHOD_NAME(base_path, user_path):
    """
    Translate a user specified path to a real path.
    If user_path is relative, append it to base_path.
    If user_path is absolute, return it as is.
    :param base_path: The base path of relative user specified paths.
    :param user_path: The user specified path.
    """
    if os.path.isabs(user_path) or aurl.is_url(user_path):
        return user_path
    else:
        return os.path.join(base_path, user_path)